Commercial Building - Footing

• Determine if the soil has the minimum bearing capacity as designed. Check geotechnical test results.
• Verify that the soil in the area of the footings is consistent (No soft spots, color changes, exposed strata, debris, or water).
• Verify that weather conditions are suitable for placing concrete or that proper precautions are used to adjust for adverse conditions.
• Compare actual dimensions with those on approved drawings.
• Determine if the bottom of the footing is below the frost line; unless otherwise protected (30" below finished grade).
• Verify that the ground wire or horizontal ground rod is in place where applicable.
• Verify that reinforcement steel is placed in accordance with approved drawings.
• Verify that approved dowels are in place where required.
• Prior approval must first be obtained when professional third party inspectors are used. Submit the engineer's certification to the Building Inspections office as soon as possible. All engineer's certificatiions shall list the building address, permit number and have the engineer's original stamp and signature. Fax # 410-313-1861.

Commercial Building - Slabs

• Determine if the required base material is four inches thick and consists of clean, graded sand, gravel, crushed stone or crushed slag.
• Determine if a vapor retarder is provided and that it is a 6 mil visqueen vapor retarder with joints lapped not less than six inches and placed at the bottom of the slab.
• Determine if the slab thickness and reinforcement is in accordance with design criteria and compares favorably to approved plans.
• Verify that the concrete mix will result in a compressive strength equal to the design criteria. (Check Delivery Tickets)
• Verify that required and approved perimeter slab insulation is installed properly.
• Verify that all requirements to the approved plans have been met.

Commercial Building - Framing

• Compare joists species, grade, size, clear span and spacing of the joists with design specifications, approved drawings, codes, and manufacturers details.
• Compare headers and girders species, grade, size, clear span and spacing of the joists with design specifications, approved drawings, codes, and manufacturers details.
• Determine if the length of the bearing point is at least 1½ inches if the supporting element is wood or metal, or at least 5 inches if masonry.
• Determine if the joists are supported by an approved and properly installed joist header or ledger strips at least 2 inches by 2 inches, where joists are framed into the side of a wood beam or girder.
• Verify that there are no notches in the middle 1/3 of any joist span.
• Verify that notches on the ends of the joist do not exceed ¼ the depth of the joist.
• Verify that notches between the ends and middle 1/3 of the span do not exceed 1/6 the depth of the joist.
• If the top notches in the ceiling joists exceed 1/6 of the joist depth, then verify that they are located no further than the joist depth from the face of the support and that they do not exceed 1/3 of the joist depth.
• Verify that notches are not longer than 1/3 of the joist depth.
• Verify that the tension side of the member is four inches or greater in nominal thickness and is not notched, except at the ends of the member.
• Check that there are no bored holes within two inches of the top or bottom of the joist.
• Confirm that the diameters of bored holes do not exceed 1/3 of the depth of the joist.
• Check that there are no holes within two inches of another hole or notch. Determine if the joists are toe nailed to the sills or girders with at least 3-8d nails.
• If posts are used to support beams and girders, then determine if positive connections are installed.
• Determine if the joists parallel to the bearing walls above are doubled OR an equivalent beam is used as a minimum.
• Determine if the header span is greater than four feet. If so, then the header is to be at least doubled.
• Determine if approved joist hangers are used to connect the header and trimmer joists for header joist spans greater than six feet.
• Determine if the ends of the joists NOT over an intermediate support, are laterally supported by full-depth, 2-inch thick solid blocking, a header, band or rim joist, or to adjoining stud.
• Ensure that 6' - 8' minimum headroom exists in all stairways.
• Verify that floor penetrations are properly fire safed with approved materials.
• Verify that spray on fire protection for structural steel members is applied completely.
• Verify that exterior wall veneer balloon framing is properly fire stopped.
• Verify that interior shaft walls are configured per the approved plan.
• Verify that Plumbing, Electrical and Fire Protection rough-in inspections have been approved. 

Commercial Building - Final

Exterior Inspections

• Ensure that the bold, readily visible, street address is posted. Numbers/letters should be 6 inches minimum in height.
• Verify exits are properly identified with exit signs and have required hand / guardrails.
• Verify Handicapped accessibility is properly installed (correct slope) and identified; signs have minimum 7 foot clearance from ground.
• Collect all required structural certifications as enumerated on Plan Reviews approval letter.
• Ensure that sediment control measures are protecting adjoining properties.
• Ensure that the finished grade, down spouts, and splash blocks are directed away from the building.
• Determine that the lot improvements, i.e., paving, walks, storm water facilities, entrance culverts, landscaping, miscellaneous structures, etc., are in substantial compliance with the permit documents.
• Determine that the building is sealed against moisture penetration, i.e., painting, caulking and flashings.
• Determine that chimneys and flues are terminated in accordance with applicable codes and manufacturers instructions.
• Ensure that approved window screens are in place, where applicable.
• Ensure that no emergency vehicles or private homeowner access to the new building is hindered by construction materials or equipment.

Interior Inspections

• Ensure that all required inspection approvals have been secured, i.e., Plumbing, Electrical, HVAC, Fire Protection and Grading (when applicable).
• Verify floor levels in stair towers are properly identified.
• Ensure that the basement is DRY.
• Determine that handrails and guardrails are installed, where required, at the proper elevations with the required maximum picket/dowel spacing, and that the handrails have the proper handgrip sections, are continuous and are terminated correctly.
• Ensure that there are interconnected, approved battery backup smoke alarms in each sleeping room, outside of each area in the vicinity of the bedrooms and on each additional story of the dwelling, including the basement (when applicable).
• Determine that safety glazing is installed in all hazardous locations including hinged, fixed, sliding and storm doors, in fixed panels adjacent to doors, along walking areas (except when horizontal bar is used), in showers and tub enclosures and any glazing less than 60 inches above a drain inlet of a shower or tub.
• Ensure that the insulation package has been completed in all spaces including crawl spaces, basements, and attics.
• Ensure that 6'8" minimum headroom still exists in all stairways.

Residential Building - Footing

• Determine if the soil has a minimum bearing capacity of 2000 psf or if the footing is designed to engineering standards.
• Verify that the soil in the area of the footings is consistent (No soft spots, color changes, exposed strata, debris, or water).
• Verify that weather conditions are suitable for placing concrete or that proper precautions are used to adjust for adverse conditions.
• Compare actual dimensions with those on approved drawings.
• Determine if the bottom of the footing is below the frost line; unless otherwise protected (30" below finished grade).
• Verify that the ground wire or horizontal ground rod is in place where applicable.
• Verify that reinforcement steel is placed in accordance with approved drawings.
• Verify that approved dowels are in place where poured foundation walls are used.
• Prior approval must first be obtained when professional third party inspectors are used. Submit the engineer's certification to the Building Inspections office as soon as possible. All engineer's certifications shall list the building address, permit number and have the engineer's original stamp and signature. Fax # 410-313-1861.

Residential Building - Slabs

• Determine if the required base material is four inches thick and consists of clean, graded sand, gravel, crushed stone or crushed slag.
• Determine if a vapor retarder is provided except for slabs located in a detached garage, utility building, or unheated accessory structure.
• If a vapor retarder is required, then determine if it is a 6 mil visqueen vapor retarder with joints lapped not less than six inches and placed at the bottom of the slab.
• Determine if the slab is a minimum of 3½ inches thick.
• Verify that interior concretes compressive strength at 28 days is at least 2,500 psi and 3,000 psi air entrained, when exposed to weather conditions. (Check delivery tickets)
• Check and note how the radon depressurization method will be vented: Gas tight “T” into aggregate or through the sealed sump cover.
• Verify that required and approved perimeter slab insulation is installed properly. 

Residential Building - Framing

• Compare joists species, grade, size, clear span and spacing of the joists with design specifications, approved drawings, codes, and manufacturers details.
• Compare headers and girders species, grade, size, clear span and spacing of the joists with design specifications, approved drawings, codes, and manufacturers details.
• Determine if the length of the bearing point is at least 1½ inches if the supporting element is wood or metal, or at least 5 inches if masonry.
• Determine if the joists are supported by an approved and properly installed joist header or ledger strips at least 2 inches by 2 inches, where joists are framed into the side of a wood beam or girder.
• Verify that there are no notches in the middle 1/3 of any joist span.
• Verify that notches on the ends of the joist do not exceed ¼ the depth of the joist.
• Verify that notches between the ends and middle 1/3 of the span do not exceed 1/6 the depth of the joist.
• If the top notches in the ceiling joists exceed 1/6 of the joist depth, then verify that they are located no further than the joist depth from the face of the support and that they do not exceed 1/3 of the joist depth.
• Verify that notches are not longer than 1/3 of the joist depth.
• Verify that the tension side of the member is four inches or greater in nominal thickness and is not notched, except at the ends of the member.
• Check that there are no bored holes within two inches of the top or bottom of the joist.
• Confirm that the diameters of bored holes do not exceed 1/3 of the depth of the joist.
• Check that there are no holes within two inches of another hole or notch. Determine if the joists are toe nailed to the sills or girders with at least 3-8d nails.
• If posts are used to support beams and girders, then determine if positive connections are installed.
• Determine if the joists parallel to the bearing walls above are doubled OR an equivalent beam is used as a minimum.
• Determine if the header span is greater than four feet. If so, then the header is to be at least doubled.
• Determine if approved joist hangers are used to connect the header and trimmer joists for header joist spans greater than six feet.
• Determine if the ends of the joists NOT over an intermediate support, are laterally supported by full-depth, 2-inch thick solid blocking, a header, band or rim joist, or to adjoining stud.
• Ensure that 6' - 8' minimum headroom exists in all stairways.

Roof Framing Inspections

Special Note: All approved building permit drawings, manufacturers shop drawings and details, necessary certifications and prior approval of location survey submission must be in place prior to requesting this roof framing inspection.

• Compare rafter size, span, species, grade, and spacing with design specifications/drawings and code.
• Examine rafter lumber four inches and wider to verify that there are no notches on the tension side EXCEPT at either end.
• Examine rafters to verify that there are NO notches in the middle 1/3 of the span, and notches located in the top or bottom of the rafters do NOT exceed 1/6 the rafter depth. Verify that notches are no longer than 1/3 of the rafter depth.
• Examine end notches to determine that they do NOT exceed ¼ the depth of the rafter.
• Examine rafters to determine that there is NO bored hole within two inches of the top or bottom of the rafter or within two inches of another hole or notch.
• Examine bored hole (more than two inches from the top OR bottom of the rafter) to determine that the hole diameter does NOT exceed 1/3 the depth of the rafter.
• If there are notches on cantilevered rafters, verify that the remaining portion of the rafter is not less than four inch nominal and the length of the cantilever is not more than 24 inches.
• If rafter ties are used, then verify that:
• 1. Rafter ties are not more than 4' - 0" on center;
  2. Face nailed to rafter with 3-8d nails;
  3. Tie is a minimum of a 1 x 4. 
• Determine that roof rafters are toe nailed to plate with 2-16d nails.
• Examine the ridge board to determine that the thickness is at least one inch nominal AND that the depth is not less than the cut end of the rafter.
• Determine that the roof rafters are toe nailed to ridge board with 4-16d OR face nailed with 3-16d nails. If there is no ridge board, then the rafters must be framed together with a gusset plate.
• If there are hip and valley rafters, then determine that the thickness is not less than two inches nominal and that the depth is not less than the cut end of the roof rafter.
• Determine if the roof rafters are toe nailed to hip and valley rafters with 4-16d nails or face nailed with 3-16d nails.
• Determine if the end of each rafter has at least 1½ inches of bearing on wood OR three inches of bearing on masonry.
• Determine if the rafters having a depth to thickness ratio exceeding 5:1 have lateral support at bearing points to prevent rotation.
• If the rafters have a nominal depth to thickness ratio exceeding 6:1, determine if the rafters are laterally supported by either solid blocking, diagonal bridging (wood or metal), OR 1 x 3-inch bridging nailed to the rafter at intervals no more then 8 feet.
• If the header in the roof opening is greater than four feet, then determine if the header and trimmer rafters are doubled and approved joist hangers are used to connect the header to rafters.
• Determine if the roof truss is built and installed to comply with the manufacturers design truss drawings.
• Determine if the roof truss is braced per truss design drawings.
• Check that NO roof truss member is cut, notched, drilled, spliced OR altered, unless approved by a registered design professional.
• Determine if the trusses are bearing at the proper bearing points marked on the truss.
• Determine that the girder trusses are fastened together to comply with the manufacturers design.
• Ensure that a minimum 22" x 30" attic access is provided and that an elevated platform and catwalk is provided for equipment maintenance with the service areas 30" x 30" minimum, when applicable.

Wall Framing Inspections

Special Note: All approved building permit drawings, manufacturers shop drawings and details, necessary certifications and prior approval of location survey submission must be in place prior to requesting this wall framing inspection.

• Compare bearing studs (size, spacing, grade, and species) to the requirements indicated on the approved plans and code tables.
• Determine that exterior walls have a top plate that is doubled and overlapped at the corners and intersects with the bearing walls. The top plate end joints must have a 24 inch minimum offset.
• If a single top plate is used, check that it is tied at joints, corners and intersecting walls with a 3-inch x 6-inch x 0.036-inch-thick galvanized steel plate nailed to each wall with 8-16d nails AND rafters or joints are centered within one inch of supporting studs.
• Determine that the cripple walls are less than 14 inches in height and are sheathed with plywood or structural panels on at least one side and attached to both top and bottom wall plates or constructed of solid blocking.
• If the foundation cripple walls exceed four feet in height, determine if the stud framing complies with the size requirements for an additional story by code.
• If the notches in the top plates exceed 50 percent of their width, then verify that the top plate is reinforced with a galvanized metal tie not less than 0.054 (16 gage) inch thick and 1.5 inches wide fastened across the cut plate with 6-16d nails (three at each end).
• Compare the actual headers and spans to the building code table for maximum spans allowed.
• Determine if a 1 x 4-inch let-in or approved metal strap bracing is located at each corner (end) AND at least every 20 feet on center.
• Determine if each 1 x 4-inch brace is:      
  1. Placed at an angle from horizontal between 45 and 60 degrees.
  2. Let into both top and bottom plates and adjoining studs.
  3. Correctly fastened. Correctly fastened.
  4. If metal bracing is used, then verify that the metal braces are installed and mounted in accordance with the manufacturer’s specifications and/or installation instructions. 

Residential Building - Draintile

• Determine if drain tiles or pipes are installed at or below the area to be protected.
• Determine if drain tiles or pipes discharge into an approved drainage system (sump pit or daylight).
• Determine if drain tiles or pipes are covered by at least six inches of gravel.
• If interior drain tile is used in lieu of exterior, ensure that 2" diameter pipes 4' on center are extended through foundation into a filter material covered stone filter on the exterior side.
• Determine that all exterior drain tile and gravel is protected with filter material prior to backfill.
• Determine that adequate crawl space ventilation is provided.
• Verify that required and approved emergency escape and rescue window(s) or exterior door(s) are provided in all new basements. 

Residential Building - Insulation

• Ensure that insulation is applied to the band/rim board above the basement walls.
• Determine that crawl space is adequately ventilated and the floor system is insulated to R-19 with the vapor barrier facing the warm side.
• Ensure that all basement walls exposed to the exterior temperatures are insulated to R-10 and faced with an approved vapor barrier.
• Ensure that all penetrations in the basement walls and ceiling are sealed with approved sealants.
• Ensure that any access to crawl space is sealed with a tight fitting gasketed panel.
• Ensure that any plumbing pipes projecting into the crawl spaces are protected against freezing and all duct work within the crawl spaces are properly insulated.
• Ensure that all exterior walls are insulated to R-20.
• Ensure that all wall penetrations, i.e., windows, pipes, etc., are chinked and sealed.
• Ensure that all fire stopping is in place, i.e., between floors, bulkheads, under tubs, fireplace flues, pipes, etc.
• Ensure that ventilation baffles are installed for blown-in insulation and where cathedral ceilings are used.
• Determine that adequate attic ventilation is provided, i.e., gable end vents, ridge venting, soffit venting, mechanical venting, etc.
• Ensure that sprinkler pipes are blanketed.
• Ensure that roof is insulated to R-49 and that mechanical equipment and ducts do not hinder this performance requirement.
• When an attic area exceeds 30 square feet and has a clear height of 30 inches or more, then determine if a readily accessible attic access opening measuring at least 22 by 30 inches has been provided.
• Verify that insulation shields are installed around all class A & B flue vents and extend at least 2" above the insulation in the attic. 

Residential Building - Final

• Ensure that the street address is posted. Numbers/letters should be 3 inches in height minimum.
• Ensure that sediment control measures are protecting adjoining properties.
• Ensure that the finished grade, down spouts, and splash blocks are directed away from the building.
• Determine that the lot improvements, i.e., paving, walks, storm water facilities, entrance culverts, landscaping, miscellaneous structures, etc., are in substantial compliance with the permit documents.
• Determine that the building is sealed against moisture penetration, i.e., painting, caulking and flashings.
• Determine that chimneys are terminated in accordance with applicable codes and manufacturers instructions.
• Ensure that no emergency vehicles or private homeowner access to the new home is hindered by construction materials or equipment.
• Determine that all required hand and guard rails are properly installed.

Interior Inspections

• Ensure that all required inspection approvals have been secured, i.e., Plumbing, Electrical, HVAC, Fire Protection and Grading (when applicable).
• Ensure that the basement is DRY.
• Determine that handrails and guardrails are installed, where required, at the proper elevations with the required maximum picket/dowel spacing, and that the handrails have the proper handgrip sections, are continuous and are terminated correctly.
• Ensure that there are interconnected, approved battery backup smoke alarms in each sleeping room, outside of each area in the vicinity of the bedrooms and on each additional story of the dwelling, including the basement.
• Determine that safety glazing is installed in all hazardous locations including hinged, fixed, sliding and storm doors, in fixed panels adjacent to doors, along walking areas (except when horizontal bar is used), in showers and tub enclosures and any glazing less than 60 inches above a drain inlet of a shower or tub.
• Ensure that the insulation package has been completed in crawl spaces, basements, and attics.
• Ensure that the enclosed accessible space under the stairs is protected with ½ inch drywall on the enclosed side.
• Ensure that 6' 8" minimum headroom still exists in all stairways.
• Ensure that stairs have 8¼ inch maximum risers and 9 inch minimum treads.
• Ensure that sump pit and crawl space access are sealed and that the radon vent pipes are labeled “Radon Reduction System” both in the basement and attic.
• Ensure that a required fire separation wall for an attached garage is complete. 

Residential Building - Fireplaces

• At the throat inspection, determine that required materials, thicknesses, and air space between the flue liner and the interior face of the masonry chimney wall are in place prior to starting up with the flues and the chimney.
• Ensure that the job supervisor and the mason are aware of the requirements for clearances to combustibles, and the termination dimensions outlined in the chimney details in the code.
• Determine that there is a proper chimney clean out in the chimney-only construction.
• Determine that the thimble is secure and does not extend beyond the wall of the liner.
• Ensure that the combustible concrete forms under the hearth have been removed.
• Determine that the adequately sized exterior combustion air supply is delivered through a listed combustion air duct, taken from below the firebox floor level and delivered to within 24 inches of the firebox opening on or near the floor.
• All masonry fireplace throat shall be parged smooth.

Factory-Built Fire Place and Chimney Inspections

• Determine that factory-built fireplaces and chimneys are listed, labeled, installed and terminated in accordance with the conditions of the listing and the manufacturers instructions.
• Ensure that the required floor-to-floor fire blocking is secure and tight.
• Ensure that clearances to combustibles are addressed. 

Residential Building - Pools

• Determine that bonding and grounding have been inspected and approved by an electrical inspector prior to allowing any concrete placement for foundations, walls, decks and slabs.
• Ensure that all reinforcement is in-the-clear and free from mud and dirt, when applicable.
• Determine that permanent or portable spas and/or hot tubs have adequate structural support.
• Ensure that the barrier requirements listed below are complied with:
  
   
  1. The top of the barrier shall be at least 48 inches (1219 mm) above grade measured on the side of the barrier which faces away from the swimming pool. The maximum vertical clearance between grade and the bottom of the barrier shall be 2 inches (51 mm) measured on the side of the barrier which faces away from the swimming pool. Where the top of the pool structure is above grade, such as an above ground pool, the barrier may be at ground level, such as the pool structure, or mounted on top of the pool structure. Where the barrier is mounted on top of the pool structure, the maximum vertical clearance between the top of the pool structure and the bottom of the barrier shall be 4 inches (102 mm).
  2. Openings in the barrier shall not allow passage of a 4-inch diameter (102 mm) sphere.
  3. Solid barriers which do not have openings, such as a masonry or stone wall, shall not contain indentations or protrusions except for normal construction tolerances and tooled masonry joints.
  4. Where the barrier is composed of horizontal and vertical members and the distance between the tops of the horizontal members is less than 45 inches (1143 mm), the horizontal members shall be located on the swimming pool side of the fence. Spacing between vertical members shall not exceed 1.75 inches (44 mm) in width. Where there are decorative cutouts within vertical members, spacing within the cutouts shall not exceed 1.75 inches (44 mm) in width.
  5. Where the barrier is composed of horizontal and vertical members and the distance between the tops of the horizontal members is 45 inches (1143 mm) or more, spacing between vertical members shall not exceed 4 inches (102 mm). Where there are decorative cutouts within vertical members, spacing within the cutouts shall not exceed 1.75 inches (44 mm) in width.
  6. Maximum mesh size for chain link fences shall be a 2.25 inch (57 mm) square unless the fence is provided with slats fastened at the top or the bottom which reduce the openings to not more than 1.75 inches (44 mm).
  7. Where the barrier is composed of diagonal members, such as a lattice fence, the maximum opening formed by the diagonal members shall not be more than 1.75 inches (44 mm).
  8. Access gates shall comply with the requirements of Items 1 through 7 above, and shall be equipped to accommodate a locking device. Pedestrian access gates shall open outward away from the pool and shall be self-closing and have a self-latching device. Gates other than pedestrian access gates shall have a self-latching device. Where the release mechanism of the self-latching device is located less than 54 inches (1372 mm) from the bottom of the gate, the release mechanism and openings shall comply with the following:
     
     
     1. The release mechanism shall be located on the pool side of the gate at least 3 inches (76 mm) below the top of the gate, and
     2. The gate and barrier shall have no opening greater than 0.5 inch (12.7 mm) within 18 inches (457 mm) of the release mechanism.
     
      
  9. Where a wall of a dwelling serves as part of the barrier, one of the following conditions shall be met:
     
     
     1. The pool shall be equipped with a powered safety cover in compliance with ASTM F1346; or
     2. All doors with direct access to the pool through that wall shall be equipped with an alarm which produces an audible warning when the door and its screen, if present, are opened. The alarm shall sound continuously for a minimum of 30 seconds immediately after the door is opened and be capable of being heard throughout the house during normal household activities. The alarm shall automatically reset under all conditions. The alarm system shall be equipped with a manual means, such as touch pad or switch, to temporarily deactivate the alarm for a single opening. Such deactivation shall last for not more than 15 seconds. The deactivation switch(es) shall be located at least 54 inches (1372 mm) above the threshold of the door; or
     3. Other means of protection, such as self-closing doors with self-latching devices, which are approved by the governing body, shall be acceptable so long as the degree of protection afforded is not less than the protection afforded by Item 9.1 or 9.2 described above.
     
      
  10. Where an above ground pool structure is used as a barrier or where the barrier is mounted on top of the pool structure, and the means of access is a ladder or steps, then:
      
       
      1. The ladder or steps shall be capable of being secured, locked or removed to prevent access, or
      2. The ladder or steps shall be surrounded by a barrier which meets the requirements of Items 1 through 9 above. When the ladder or steps are secured, locked or removed, any opening created shall not allow the passage of a 4-inch diameter (102 mm) sphere.
• When alarms are needed under Section 9, Howard County Inspections have approved three manufacturers model types; Poolguard door alarm www.poolspa.com/poolguard,Yardguard gate alarm and S.T.I. Safe Pool Alarms www.sti-usa.com.
• Determine that the electrical final inspection and plumbing final inspection (for when pool heater is installed) are approved prior to the final approval.  

Residential Building - Damproofing

• If masonry foundation walls enclose habitable or usable space, then verify that they are covered with 3/8 inch thick parging made of Portland cement from the top of the footing to finished grade.
• When parged masonry or concrete foundation walls enclose habitable or usable space, then verify that dampproofing of approved material is applied from footing to finished grade over the concrete or parged masonry walls.
• If a high water table or other severe soil water conditions exist, then verify that an approved waterproofing membrane was applied from the footing to the finished grade over the concrete or parged masonry footing walls. Membrane joints must be lapped and sealed.
• Determine that, if anchor bolts are used to secure the plate to the foundation wall, they are not more than six feet on center, not more than 12 inches from the end of each plate, and at least ½ inch in diameter.
• If other foundation anchorage is used, determine if it is an approved type and that it is installed per the manufacturers installation manual.
• Verify that required and approved emergency escape and rescue window(s) or exterior door(s) are provided in all new basements.
• Verify that crawl space is adequately ventilated.
• Ensure that the proper access is provided into the crawl-space; either 18 x 24 inches through the floor or 16 x 24 inches through the wall.
• Ensure that if the elevation inside the crawl-space is lower than the exterior finish grade that an approved drainage system has been installed.
• Verify using section R-404 of the International Codes that the masonry or concrete foundation wall supporting unbalanced fill are designed and installed properly

Residential Building - Sheathing

• Determine from the grade mark if the span rating and joists spacing are adequate.
• Determine if the panels are continuous over two or more spans and if the long dimension is perpendicular to the supports.
• Determine if the unsupported edges have tongue and groove joints OR blocking with lumber UNLESS a ¼-inch underlayment is installed OR a ¾-inch wood finish floor is used.
• If the panel is ¾ inch thick or less, then determine if 6d deformed nails or 8d common nails are spaced 6 inches on center at edges and 12 inches on center at intermediate supports.

Roof Sheathing Inspections

• Determine from the grade mark on the wood structural panel that it is an exterior type of sheathing and the span rating and joists spacing are adequate.
• Determine if the panels are continuous over two or more spans.
• Determine if the panel long dimension is perpendicular to the supports.
• Determine if the panel edges are supported with solid blocking or an approved edge support (panel clips).
• Check for grade mark and proper installation of fire-retardant-treated plywood, taking strength reduction factors into consideration.
• If the panel is 5/16 inch to ½ inch thick, then determine if 8d common nails spaced 6 inches on center at the edges, and 12 inches on center at the intermediate supports are in place.

Wall Sheathing Inspections

Special Note: Advise the job Supervisor that flashings and weep holes are required in all masonry walls, at foundations, over doors and windows, and as a protection for attached wood trim and decks.

• Determine from the grade mark if the particle board or plywood is designated for use as wall sheathing on the exterior.
• Determine that the maximum stud spacing is 16 inches for particle board and complies with the grade mark for plywood.
• Determine if all panel edges are supported.
• Determine if the particle board wall sheathing has 1/16-inch expansion gaps between each adjoining panel edge.
• Determine if 6d common nails spaced 6 inches on center at the edges and 12 inches on center at the intermediate supports are in place.
• If the panels are to be used for wall bracing, then determine if the type, locations, and amount of bracing is per Section R-602 of the IRC Code.
• When using structural thermo-ply or equivalent sheathing on exterior walls, ensure that spacing, nailing, and edge blocking comply with the manufacturers instructions.

Commercial Electrical

• Verify that ampacities and sizing of components other than overload devices are based on table values rather than nameplate values.
• Verify that conductor ampacities for individual motors are at least 125 percent of table FLC.
• Check conductors supplying multiple motors for ampacities equal to at least the sum of FLC’s plus 125 percent of largest motor.
• Verify motor overload protection does not exceed permitted values.
• Verify that motor branch circuit, short circuit, and ground fault protection does not exceed permitted values.
• Verify that motor feeder short circuit and ground fault protection does not exceed permitted values.
• Check motor control circuits for proper over current protection.
• Verify that motor controllers are provided for motors and that they are of the proper type and have adequate ratings.
• Check MCC’s for proper ratings, protection, workspace, and dedicated space.
• Verify that motor disconnects are of the proper type and rating.
• Verify that controller disconnects are in sight of controllers, are readily accessible, and have adequate workspace.
• Verify that motor disconnects are in sight of motors, are readily accessible, and have adequate workspace, or that controller disconnects are lockable.

Air-Conditioning and Refrigerating Equipment Inspections

• Identify equipment subject to Article 440-Equipment containing hermetic refrigerant motor compressor(s).
• Identify the applicable nameplate information for the equipment.
• Verify that conductors supplying several units are adequately sized.
• Verify that branch circuit conductor sizes are adequate based on the applicable nameplate information.
• Verify that conductors supplying several units are adequately sized.
• Verify that branch circuit overload protection is provided and properly sized.
• Verify that branch circuit, short circuit, and ground fault protection is provided and properly sized.
• Verify that feeder short circuit and ground fault protection is provided and properly sized where applicable.
• Verify that controllers have adequate ratings where they are not part of listed multi motor or combination load equipment.
• Verify that disconnecting means have ratings adequate for the equipment.
• Verify that the disconnecting means are within sight and readily accessible from the equipment, and that working spaces are adequate.
• Verify that conductors, receptacles, cords, and over current devices for room air conditioners are properly sized.
• Check for receptacles and adequate lighting for servicing of mechanical equipment.

Transformer Inspections

• Identify transformers that are covered by Article 450.
• Verify that over current protection for transformers over 600 volts is provided and properly sized.
• Verify that over current protection is provided for transformer primary conductors.
• Verify that over current protection is provided for transformer secondary conductors.
• Check transformer installations for adequate ventilation and spacing from walls and obstructions.
• Check transformers for ready access or proper installation in the open or in hollow spaces.
• Check indoor dry type transformers for separation from combustibles or, based on ratings, installation in fire resistant rooms or vaults.
• Check outdoor dry type transformers for weatherproof enclosures.
• Verify that liquid insulated transformers are installed in accordance with the requirements for the location and type of insulating liquid.
• Check transformer vaults for adequate construction, access, ventilation, and drainage, and for foreign systems in vaults.

COMMERCIAL AND INDUSTRIAL
SERVICES, FEEDERS AND BRANCH CIRCUITS

• Verify that each building or structure has only one service, or if more than one, that additional services are justified.
• Verify that each service drop or lateral serves only one set of service entrance conductors, or if more than one, that the additional sets are justified.
• Check clearances from building openings, grade, roadway, roofs, and swimming pools.
• Verify that the point of attachment for an overhead service drop is adequate and will provide minimum clearances.
• Verify that masts used as supports for service drop conductors have adequate strength and are not used to support other conductors or equipment.
• Verify that supports for service conductors passing over a roof are adequate and substantial.
• Check underground conductors for adequate burial depth and protection.
• Check aboveground conductors and cables for adequate supports and protection from physical damage.
• Verify that wiring methods for service entrance conductors are suitable.
• Verify that service raceways are arranged to drain and that service heads are rain tight and properly located.
• Check service conductors for adequate size and rating.
• Verify that service equipment is identified as suitable for the use.
• Verify that a service disconnecting means is provided, suitable, marked, and located outside or inside nearest point of entrance of the service conductors.
• Verify that service over current protection is provided, properly sized, and part of or adjacent to the disconnecting means.
• Verify that service disconnects are grouped together and limited to six in any one location.
• Check ratings of service disconnecting means.
• Check for equipment connected to the supply side of the service disconnecting means and over current protection.
• Verify that GFP is supplied where required, and obtain a written record of performance testing.

• Verify that feeders are at least equal to the minimum permitted size.
• Verify that feeder conductors, including any neutral conductors, are adequate for the load.
• Check over current device and feeder conductor sizing for continuous and noncontinuous loads.
• Check wiring methods for suitability.
• Check feeders with over current protection rated at 1000 amperes or greater for GFP for equipment, if required.
• Verify that disconnects are provided at separate structures for feeders running between structures.
• Verify that disconnects at separate structures are properly rated, located, grouped, and identified.
• Verify that disconnects at separate structures are properly rated, located, grouped, and identified.
• Verify that any outside feeders use appropriate wiring methods and are properly supported and arranged to drain.
• Check any outside feeders for adequate supports, clearances, and mechanical protection.
• Verify that feeders tapped from transformers are properly protected by over current devices.
• Check panelboards supplying or supplied by feeders for over current protection, grounding, proper enclosures, and number of over current devices.

• Verify that wiring methods used are appropriate for the conditions and occupancy.
• Check panelboards for proper over current protection and limitations on number of over current devices.
• Check multi outlet and individual branch circuits for proper ratings.
• Check conductors and over current protection for consideration of continuous and noncontinuous loads, multi outlet loads, and minimum ampacity and size.
• Check branch circuits supplying receptacles and other outlet devices for permitted ratings of circuits and receptacles.
• Verify that branch circuit loads do not exceed maximum permitted loads.
• Verify that branch circuits supplying motors are sized according to Article 430 or 440, and that inductive lighting loads are based on ballast ratings.
• Verify that branch circuits are used to supply only permissible loads based on their ratings.
• Verify that the number of branch circuits is adequate and that the load is evenly proportioned among the branch circuits.
• Check for compliance with branch circuit voltage limitations.
• Verify that branch circuits for specific loads meet the requirement of the applicable articles.
• Check for proper use and identification of multi wire branch circuits.
• Check for required receptacles and lighting for mechanical equipment.
• Check for required outlets or receptacles for show windows and signs.
• Verify that receptacles are provided for all cord and plug connected appliances, and where flexible cords are used.
• Verify that GFCI protection is provided for receptacles in bathrooms and on rooftops.
• Verify that disconnects are provided at separate structures for branch circuits running between structures.
• Check for adequate size and clearances for outside branch circuits.

Residential Electrical

• Check wiring methods (usually cable assemblies) for support and suitability for the conditions.
• Check cable installation through or parallel to framing members for ¼-inch (31.8mm) clearance or protective steel plates.
• Check boxes for suitability of use.
• Verify that boxes are installed in accessible locations for all junctions and outlets and pull points.
• Check that cables are secured to boxes.
• Check boxes for conductor fill.
• Check positioning of boxes intended to be flush with combustible and noncombustible finished surfaces.
• Check for splicing devices on all equipment grounding conductors within boxes and bonding connections to metal boxes.
• Check equipment grounding conductors for suitability and size.
• Check boxes used in floors, or for support of ceiling fans, for listing.
• Check recessed fixtures for clearances from combustibles and insulation.

Kitchen Area Inspections

• Check spacing of receptacles for walls and countertops including islands and peninsulas.
• Verify that a minimum of two 20-Amp small appliance branch circuits are used for kitchen receptacles.
• Verify that a wall switched lighting outlet is provided and wired on a general lighting circuit.
• Verify that properly sized circuits have been provided for specific kitchen appliances, such as dishwashers, disposers, ranges, cooktops, trash compactors, and the like.
• Check for additional small appliance branch circuits where there is more than one kitchen.
• Check for other outlets or appliances on small appliance branch circuits.

Dining Room Area Inspections

• Check receptacle outlets for proper spacing.
• Verify that all required receptacle outlets are supplied by small appliance branch circuits.
• Check for wall switch controlled lighting outlet on a general lighting circuit.

Bathroom Area Inspections

• Verify that receptacle outlets are installed adjacent to and within 36 inches (91.5 mm) of each basin.
• Verify that receptacles are supplied by dedicated 20 amp branch circuits.
• Check for a wall switch controlled lighting outlet on a general lighting circuit.

Other Habitable Area Inspections
(Bedrooms, Family Rooms, Dens, etc.)

• Check receptacle outlets for proper spacing.
• Check for wall switch controlled lighting outlets (including switched receptacles).

Hallway Area Inspections

• Check for at least one wall switch controlled (or automatic, remote, or centrally controlled) lighting outlet.
• Verify that hallways 10 ft. (3.05 m) or more have at least one receptacle outlet.

Stairway Area Inspections

• Check for at least one wall switch controlled (or automatic, remote, or centrally controlled) lighting outlet.
• Verify that wall switches are provided at each floor level where there are six or more steps between levels.

Closet Area Inspections

• Check clearances between lighting fixtures and storage spaces if fixtures are installed.

Laundry Area Inspections

• Verify that at least one receptacle outlet is installed for the laundry.
• Verify that a dedicated 20 ampere circuit supplies the laundry outlet(s) and no other outlets.
• Check for a laundry receptacle outlet within 6 ft. (1.83m) of the intended appliance location.
• Check for proper branch circuit conductors, including equipment grounding conductors, for 240 volt dryers (if used).
• Verify that lighting outlets for the area are supplied from general lighting circuits.

Basement and Attic Area Inspections

• Verify that at least one receptacle outlet is provided in unfinished basement areas in addition to any receptacles installed for laundry equipment.
• Verify that a receptacle outlet is provided for servicing mechanical equipment, if any.
• Verify that individual branch circuits are supplied for central heating equipment, if any.
• Verify that a wall switch controlled lighting outlet or a lighting outlet containing a switch is provided at the entrance to equipment requiring servicing.
• Check accessible attics, attic entrances and scuttle holes for clearances from or protection of cable assemblies.

Garage Area Inspections
(Attached or with Electric Power)

• Verify that at least one receptacle outlet is provided.
• Verify that a wall switch controlled lighting outlet is provided.

Outdoor Area Inspections

• Check for at least two receptacle outlets, one each at the front and back of a dwelling.
• Check for wall switch controlled (or remote, central, or automatic controlled) exterior lighting outlets at outdoor entrances or exits with grade-level access.

RESIDENTIAL SERVICES,
FEEDERS AND SYSTEM GROUNDING

Services, Feeders and System Grounding Inspections 

• Review calculation of service load and determine minimum size of service conductors.
• Verify that service disconnects and over current devices are located outside or inside nearest the point of entrance of the service conductors.
• Verify that service disconnects are grouped together, with no more than six in any one location.
• Check for proper accessibility, working clearances, and dedicated spaces around service equipment.
• Check service-entrance wiring methods for suitability, support, and protection from damage.
• Check for a proper drip loop and weatherhead on overhead services.
• Verify that the point of attachment is adequate and will provide required support and clearances above roofs and grade.
• Check service masts for adequate strength and support.
• Check for proper clearances of service conductors from building openings.
• Check underground service conductors for proper depth, fill, protection, marking, and allowances for ground movement.
• Determine which grounding electrodes are available, and verify that they are bonded together to form a rounding electrode system.
• Check any made electrodes for proper size, type, and installation.
• Verify that grounding electrode conductors are unspliced and protected and that any metal enclosures are bonded and electrically continuous.
• Check grounding electrode conductor(s) for proper sizing.
• Check grounding electrode connections for proper type for protection, and for accessibility.
• Verify that the main bonding jumper is installed and of the proper size and type.
• Verify that interior metal piping systems are bonded, that bonding jumpers are properly sized, and that continuity around removable devices is assured.
• Verify that service raceways and enclosures are properly bonded.

RESIDENTIAL ELECTRICAL FINAL

General Inspections for All Areas

• Check for correction of any deficiencies noted on previous inspections.
• Check positioning of boxes intended to be flush with combustible and noncombustible finished surfaces.
• Check for proper positioning of receptacles and faceplates on walls.
• Check for gaps around outlet boxes in walls.
• Verify that conductor terminations and splicing methods are compatible with conductor materials.
• Verify that receptacles are bonded to metal boxes and that receptacles, switches, and metal face plates are grounded.
• Check polarity of devices and fixtures.
• Check for splicing devices on all equipment grounding conductors within boxes and for bonding connections to metal boxes.
• Verify that device ratings are compatible with circuit and equipment ratings.
• Check for proper use of connecters and fittings and for protection of cables.
• Check for bushings for equivalent protection for cables entering boxes and other enclosures.
• Verify that unused openings in boxes and other enclosures are closed.
• Verify that appliances, motors, and other equipment are grounded.
• Check buried raceways and cables for proper burial depth.
• Check installation of listed equipment for compliance with manufacturer’s instructions.
• Verify that fire rating of assemblies has been restored at electrical penetrations.
• Check for disconnecting means on both permanently connected and cord and plug connected appliances.

Kitchen Area Inspections

• Check spacing of receptacles for walls and countertops, including islands and peninsulas.
• Verify that a minimum of two 20 amp small appliance branch circuits are used for kitchen receptacles.
• Verify that small appliance branch circuits are used only for receptacles in kitchen, dining room, pantry, and so forth.
• Verify that counter top receptacles are provided with GFCI protection.
• Verify that refrigeration equipment is supplied by a small appliance branch circuit or an individual branch circuit.
• Verify that a wall switched lighting outlet is provided and wired on a general lighting circuit.
• Verify that properly sized circuits are provided for specific kitchen appliances, such as dishwashers, disposers, rangers, cooktops, trash compactors, and the like.
• Check for proper type, length, and use of flexible cords for appliance connections.

Dining Room Area Inspections

• Check receptacle outlets for proper spacing.
• Verify that all required receptacle outlets are supplied by small appliance branch circuits.
• Check for wall switch controlled lighting outlet on a general lighting circuit.

Bathroom Area Inspections

• Verify that receptacle outlets are installed adjacent to and within 36 inches (91.4 mm) of each basin.
• Verify that receptacles are supplied by dedicated 20 amp branch circuits.
• Verify that bathroom receptacles are GFCI protected.
• Check for a wall switch controlled lighting outlet on a general lighting circuit.

Other Habitable Area Inspections
(Bedrooms, Family Rooms, Dens, etc.)

• Check receptacle outlets for proper spacing.
• Check for wall switch controlled lighting outlets (including switched receptacles).
• Check for Arc-fault Circuit interrupter protection on bedroom circuits (Effective January 1, 2002).

Hallway Area Inspections

• Check for at least one wall switch controlled (or automatic, remote, or centrally controlled) lighting outlet.
• Verify that hallways continuous for 10 ft. (3.05 m) or more have at least one receptacle outlet.

Stairway Inspections

• Check for at least one wall switch controlled (or automatic, remote, or centrally controlled) lighting outlet.
• Verify that wall switches are provided at each floor level where there are six or more steps.

Closet Inspections

• Check clearances between lighting fixtures and storage spaces if fixtures are installed.

Laundry Area Inspections

• Verify that at least one receptacle outlet is installed for the laundry.
• Verify that a dedicated 20-A circuit supplies the laundry outlet(s) and no other outlets.
• Check for a laundry receptacle outlet within 6 ft. (1.83 m) of the intended appliance location.
• Check for proper receptacle ratings based on branch-circuit ratings, including receptacles for electric dryers (if used).
• Verify that lighting outlets for the area are supplied from general lighting circuits.

Basement and Attic Inspections

• Verify that at least one receptacle outlet is provided in unfinished basement areas in addition to any receptacles installed for laundry equipment.
• Verify that a receptacle outlet is provided for servicing mechanical equipment, if any.
• Verify that GFCI protection is provided for receptacles in unfinished portions of basements (other than receptacles for laundry, pumps, or specific appliances).
• Verify that individual branch circuits are supplied for central heating equipment, if any.
• Verify that a wall switch controlled lighting outlet or a lighting outlet containing a switch is provided at the entrance to equipment requiring servicing.
• Check accessible attics, attic entrances, and scuttle holes for clearances from or protection of cable assemblies.

Garage Inspections
(Attached or with Electric Power)

• Verify that at least one receptacle outlet is provided.
• Verify that GFCI protection is provided for readily accessible receptacles, other than those for appliances in dedicated spaces.
• Verify that a wall switch controlled lighting outlet is provided.

Outdoor Inspections

• Check for at least two receptacle outlets, one each at front and back of dwelling.
• Verify that outdoor receptacles are GFCI protected unless they are not readily accessible and are supplied by circuits for deicing or snow-melting equipment.
• Check for wall switch controlled (or remote, central, or automatic controlled) exterior lighting outlets at outdoor entrances or exits with grade level access.
• Check for boxes at exterior fixture locations.

Service Equipment Inspections

• Review bonding and grounding if not completed during previous inspections.
• Check over current devices for compatibility with conductors (terminals, ratings, and ampacities).
• Check for proper identification of all over current devices and disconnects.
• Check for open spaces in panelboard fronts.
• Verify that doorbell and other Class 2 wiring and transformers are located in appropriate places (not in service equipment or panelboards).
• Verify that any back-fed over current devices are secured in place.

Electrical - Pools

• Review definitions and determine applicability of Article 680.
• Check overhead conductor clearances for conformance with requirements.
• Check underground wiring for suitability, clearances from pool, and minimum cover requirements.
• Check underwater light fixtures for locations, wiring methods, and connections to wiring methods.
• Check pool-related equipment for appropriate wiring methods.
• Check junction boxes and enclosures connecting to underwater light fixtures for listing and labeling, appropriate size and location, and proper materials.
• Check forming shells and wiring methods for underwater audio equipment.
• Verify that metal parts of pools and other nearby electrical equipment and metal parts are bonded to an appropriate common bonding grid, using appropriate methods.

Intermediate and Final Inspections

• Check pool equipment for suitability for approval.
• Check transformers and GFCI’s for identification and suitability for the purpose.
• Verify that conductors on the load side of the GFCI’s are separated from conductors not protected by GFCI’s.
• Verify that general-use receptacles are not located within 10 ft. (3.05 m) of pool walls and that all receptacles within 20 ft. (6.08 m) of pool walls are GFCI protected.
• Verify that any receptacles between 5 ft. and 10 ft. (1.52 m and 3.05 m) of pool walls that are used for pool equipment, are single, locking types, and are GFCI protected.
• Verify that at least one GFCI receptacle on a general-purpose branch circuit is installed between 10 ft. and 20 ft. (1.52 m and 3.05 m) of pool walls at dwelling units.
• Verify that lighting fixtures and ceiling fans are located so that required clearances are maintained.
• Verify that lighting fixtures and ceiling fans are GFCI protected where GFCI protection is required.
• Verify that switches are located at least 5 ft. (1.52 m) from pool walls or separated from the pool by a permanent barrier.
• Verify that pool motors rated up to 20 amperes at 125 or 240 volts are protected by GFCI’s in other than dwelling units.
• Check flexible cords (where used) for compliance with equipment grounding conductor requirements and length limitations.
• Check underwater light fixtures for locations, wiring methods, and connections to wiring methods.
• Check junction boxes and enclosures connecting to underwater light fixtures for lighting and labeling, appropriate size and location, and proper materials.
• Check forming shells and wiring methods for underwater audio equipment.
• Verify that metal parts of pools and nearby equipment and metal parts are bonded to an appropriate common bonding grid, using appropriate methods.
• Verify that all equipment required to be gounded is grounded by insulated copper equipment grounding conductors of the proper size.
• Verify that a disconnecting means is provided accessible, located within sight of pool equipment, and not located within 5 ft. (1.52 m) of pool walls.
• Check electric pool heaters for subdivision of heating elements and sizing of branch-circuit conductors.
• Check equipment rooms or pits or adequate drainage.
• Check electrically operated pool covers for proper motor location, motor enclosure, and GFCI protection.
• Check deck-area heaters for suitability and proper clearances from pool.

Storable Swimming Pool Inspections

• Review definitions and determine applicability of Part C of Article 680.
• Verify that cord-connected pool pumps are double insulated, and the internal metal parts are grounded through a grounding-type attachment plug.
• Verify that all electrical equipment associated with the storable pool is provided with GFCI protection.
• Check fixtures for compliance with requirements based on the voltage of the fixtures.

Spas and Hot Tubs: All Installation Inspections

• Review definitions and determine applicability of Part D of Article 680.
• Check spa and hot tub equipment for suitability for approval.
• Review checklist for permanent pools for compliance with the applicable provisions of Parts A and B of Article 680 modified for indoor installations.
• Check outlets supplying a self-contained spa or hot tub or a packaged spa or hot tub assembly for integral or separately provided GFCI protection.
• Verify compliance with requirements for disconnecting means.
• Verify that spas or hot tubs in other than single-family dwellings are provided with an emergency shutoff or control switch, as required.

Spas and Hot Tubs:
Indoor Installation Only Inspections

Verify that a suitable wiring method of Chapter 3 of the NEC is used to supply and connect spas and hot tubs, unless cord and plug connections are permitted.

Verify that at least one GFCI-protected receptacle on a general-purpose branch circuit is located between 5 ft and 20 ft. (1.42 m and 3.05 m) of the walls of the spa or hot tub.

Verify that any receptacles used to supply power to a spa or hot tub are GFCI protected.

Verify that lighting fixtures are spaced as required from spa or hot tub walls and above maximum water level, and that GFCI protection is provided, as required.

Verify that wall switches are located at least 5 ft. (1.52 m) from the inside walls of the spa or hot tub.

Verify that all parts required to be grounded or bonded are grounded or bonded using appropriate methods.

Check electric pool heaters for listing, subdivision of heating elements, and sizing of branch-circuit conductors.

CCheck underwater audio equipment for compliance with Parts B or C of Article 680.

Fountain Inspections

• Review definitions and determine applicability Part E of Article 680.
• Check fountain equipment for suitability for approval.
• Verify that fountain equipment has GFCI protection unless supplied through a suitable transformer at 15 volts or less.
• Check fixtures and equipment for compliance with voltage limitations.
• Verify that the top of fixture lenses is below water level, unless otherwise permitted.
• Verify that equipment that depends on submersion for safe operation is protected by a low-water cutoff or other suitable means.
• Verify that equipment is equipped with threaded conduit entries, that cords are limited to 10 ft. (3.05 m), and the equipment in contact with water is corrosion resistant.
• Verify that equipment can be serviced without draining water from the fountain.
• Check junction boxes and other enclosures for compliance with the requirements for swimming pools as well as requirements for underwater boxes.
• Verify that all parts required to be grounded or bonded are grounded or bonded using appropriate methods.
• Check power-supply cords for proper type, sealing, and terminations.
• Verify that signs installed in fountains are GFCI protected, located more than 5 ft. (1.52) m) from fountain walls, and otherwise comply with Articles 600 and 250.

Therapeutic Pools and Tubs in Health Care Facility Inspections

Review definitions and determine applicability of Part F of Article 680.

Check therapeutic pools and tubs for suitability for approval.

Verify that permanently installed therapeutic pools comply with the applicable requirements for permanently installed pools, Parts A and B of Article 680.

Verify that outlets for therapeutic tubs are GFCI protected (separate or integral) unless supplying field assembled tubs rated 3-phase or over 250 volts.

Verify that all therapeutic equipment is GFCI protected.

Verify that all parts of therapeutic tubs required to be grounded or bonded are grounded or bonded using appropriate methods.

Verify that all receptacles within 5 ft. (1.52 m) of a therapeutic tub are GFCI protected.

Verify that all lighting fixtures used in areas of therapeutic tubs are of the totally enclosed type.

Hydro Massage Bathtub Inspections

Review definitions and determine applicability of Part G of Article 680.

Check hydro massage bathtub equipment for suitability for approval.

Check hydro massage bathtub equipment for GFCI protection.

Check other electrical equipment in the same room as a hydro massage bathtub for compliance with the ordinary rules of NEC Chapters 1 through 4.

Verify that hydro massage bathtub equipment is accessible without damaging the building structure or finish.

Verify that metal parts required to be bonded are connected together with a minimum No. 8 solid copper bonding jumper.

Commercial Plumbing - Ground Work

• Ensure that the building sanitary drains and fixture branches are correctly sized, joined, graded, trapped and supported; that they are of approved materials, properly bedded, and supported prior to backfill.
• Ensure that building storm and condensate drains are correctly sized, joined, adequately graded, properly bedded, and supported prior to backfill.
• Ensure that the means to remove storm water/condensate is provided (sump pump, daylight, or other approved means).
• Ensure that any in-ground building water lines are sized correctly; are of approved material and are joined properly; are adequately protected against contamination and corrosion; and meet the separation requirements of the Plumbing Code.
• Ensure that backwater valve protection is provided, when required.
• Ensure that sump pumps and sewage ejectors , when required, are accessible for maintenance; are properly vented and discharge to an approved watercourse.

Commercial Plumbing - Rough-In

• Ensure that the building main sanitary drain, branches, and venting systems are sized adequately, graded and properly supported; protected from damage, and installed in accordance with the approved plans.
• Ensure that trap arms for drains, lavatories and sinks are the proper lengths.
• Ensure that storm/condensate drains are sized adequately; of approved materials and joints; supported and protected from damage, and directed to an approved outfall.
• Ensure that the water distribution system is sized adequately; of approved materials and joints; supported and protected from damage and freezing, complete with all the required valves and access, and is installed in accordance with the approved plans.
• Ensure that cleanouts are provided where required on all drain systems and are accessible.
• Ensure that all the materials used are compatible with each other (pipe, hangers, nail plates, joints, etc.).
• Ensure that the washing machine and water heater drain pans, when required, have an indirect drain with a suitable discharge location.
• Ensure that, when required, the pressure reducing valves are in the proper place.
• Ensure that, when required, backflow prevention devices are installed in accordance with the approved plans and that they have been tested and certified by an approved licensed technician.

Commercial Plumbing - Final

• Ensure that the Construction Inspection Division of the Department of Public Works has provided certification of proper installation of site utilities under their jurisdiction.
• Determine that sanitary sewer cleanouts and water valve curb boxes are of approved materials, are properly located, and are installed flush with finished grade.
• Ensure that required gas meters and regulators are in place.
• Ensure that all required vacuum breakers and approved backflow prevention devices are installed on hose bibbs, yard hydrants, lawn sprinkler systems, etc.
• Ensure that the sump pump discharges onto a splash block at a properly graded outfall.
• Determine that all flue terminations are installed in accordance with the manufacturer's recommendations, the Howard County Plumbing Code, and the Howard County Mechanical Code.

Interior Inspections

• Ensure that all plumbing fixtures have been properly set, are damage free, clean, properly caulked and function properly.
• Ensure that all plumbing fixtures are properly connected, trimmed out, trapped, valved, leak free, and that hot and cold are not reversed.
• Ensure that, when required, the washing machine and water heater(s) are properly installed including drain pans and drain pan discharge lines if required.
• Ensure that dishwashers are installed in accordance with the manufacturer’s instructions, are properly valved, and discharge via an air cap, high drain loop, or other approved method.
• Ensure that all gas appliances have an approved shut-off valve within 6 feet of the appliance, sufficient combustion air, and are installed in accordance with the manufacturer’s instructions left on site.
• Ensure that all plumbing lines, water, sewer, ventilation, gas, sprinklers, etc., are properly supported with the approved devices, are protected from damage and are leak free.
• Ensure that backwater valves and backflow preventors, where required, are of the approved type, properly installed and accessible.
• Ensure that elevated pressure gas regulators and manifolds are properly installed.
• Ensure that the water meter, pressure reducing valves, and isolation valves are all installed properly, are of approved materials, and are supported adequately.
• Obtain and complete water and sewer triangulation forms, and backflow device certifications, when applicable.
• Ensure that condensate drains and water heater temperature/pressure release valves are properly conveyed to an approved outfall.

Residential Plumbing - Ground Work

• Ensure that the building sanitary drains are sized correctly; are of approved materials; joints, and traps; are adequately graded, properly bedded, and supported prior to backfill.
• Ensure that the building storm and condensate drains are sized correctly; are of approved materials; joints and traps; are adequately graded, properly bedded, and supported prior to backfill.
• Ensure that the means to remove storm water/condensate is provided (sump crock and pump, daylight, formal system).
• Ensure that any in ground building water lines are sized correctly; are of approved material and joints; and are adequately protected against contamination, corrosion and the separation requirement of the Plumbing Code.
• Ensure that backwater valve protection is provided, when required.
• Ensure that sewage ejectors are provided when required.

Residential Plumbing - Rough-In

• Ensure that the building main sanitary drain, branches, and venting systems are sized adequately, graded and properly supported and protected from damage.
• Ensure that trap arms for drains, lavatories and sinks are the proper lengths.
• Ensure that storm/condensate drains are sized adequately; of approved materials and joints; supported and protected from damage, and directed to an approved outfall.
• Ensure that the water distribution system is sized adequately; of approved materials and joints; supported and protected from damage, complete with all the required valves and access.
• Ensure that cleanouts are provided where required on all drain systems.
• Ensure that all the materials used are compatible with each other (pipe, hangers, nail plates, joints, etc.).
• Ensure that the washing machine drain pans, when required, have a direct drain with a suitable discharge location.
• Ensure that, when required the septic system relief vent pipe is installed.
• Ensure that, when required, the pressure reducing valves are in the proper place.

Residential Plumbing - Final

• Ensure that sanitary sewer cleanouts and water valve curb boxes are of approved materials, are properly located and are installed flush with finished grade.
• Ensure that required gas meters and regulators are in place.
• Ensure that all required vacuum breakers and approved backflow prevention devices are in place on hose bibbs, lawn sprinkler systems, etc.)
• Ensure that the sump pump discharges onto a splash block or other approved point at a properly graded outfall.
• Ensure that all flue terminations are installed in accordance with the manufacturer's recommendations, the Howard County Plumbing Code, and the Howard County Mechanical Code.

Interior Inspections

• Ensure that all plumbing fixtures have been properly set, are damage free, clean, properly caulked and function properly.
• Ensure that all plumbing fixtures are properly connected, trimmed out, trapped, valved, leak free, and that hot and cold are not reversed.
• Ensure that, when required, the washing machine and water heater(s) are properly installed including drain pans and drain pain discharge lines if required.
• Ensure that the dishwasher is installed in accordance with the manufacturer’s instructions, is properly valved, and discharges via an approved method. (Air gap, high drain loop)
• Ensure that all gas appliances have an approved shut-off valve within 6 feet of the appliance, sufficient combustion air, and is connected in accordance with the manufacturer’s instructions left on site.
• Ensure that all plumbing lines, water, sewer, ventilation, gas, sprinklers, etc., are properly supported with the approved devices, are protected from damage and are leak free.
• Ensure that backwater valves and backflow preventors, where required, are of the approved type, properly installed and accessible.
• Ensure that 2 pound gas regulator and manifold are properly installed.
• Ensure that the water meter, pressure reducing valve, and isolation valves are all installed properly, are of proper materials, and are supported adequately.
• Obtain and complete water and sewer triangulation forms, and any activated plumbing express permit (post card) permits, when applicable. Also leave backwater valve BWV location on the electrical panel.
• Ensure that condensate drains and water heater temperature/pressure relief valves are properly conveyed to an approved outfall.

Gas - Rough-In

• Ensure that Maryland State licensed personnel have installed the gas system.
• Conventional pressure gas piping (low pressure) - Ensure that all appliances are installed in accordance with the manufacturer’s installation instructions:
  • Ensure that appliances comply with NFPA 54/58 regarding btu load, size, clearances, venting, materials and category type.
  • Ensure that all appliance(s) are labeled specific to gas type delivered. Failure to label a conversion appliance shall result in a failed inspection.
  • Ensure that pipe hangers and supports, specific to pipe size and directional change, are provided.
  • Ensure that underground gas piping is protected by sleeves, mill wrapping, or as directed by NFPA 54/58 and that exterior above ground gas piping is protected from the elements as directed by NFPA standards.
  • Ensure that a 20 pound gas test has been provided on 30 minimum-60 maximum pound gauge for at least 12 hours before inspection, indicating a leak free system. Test gauge may not be damaged in any way.
   
• Elevated pressure gas piping (2 pound, 5 pound, etc.):
  • Ensure that all appliance(s) are installed in accordance with the manufacturer’s installation instructions and also comply with NFPA 54/58 regarding btu load, size, clearances, materials and category type.
  • Ensure that all appliance(s) are labeled specific to gas type delivered. Failure to label a conversion appliance shall result in a failed inspection.
  • Ensure that piping is supported, protected and installed in accordance with manufacturer’s specific instructions.
  • Ensure that underground gas piping is protected by sleeves, mill wrapping, or as directed by NFPA 54/58 and that exterior above ground gas piping is protected from the elements as directed by NFPA standards.
  • Ensure that a 20 pound gas test has been provided on a 30 minimum-60 maximum pound gauge for at least 12 hours before inspection, indicating a leak free system. Test gauge may not be damaged in any way.
  • Corrugated stainless steel tubing must strictly follow the manufacturer's installation instructions for length.

Gas - Final

• Ensure that all flues are installed in accordance with both the manufacturer’s installation instructions and NFPA Subsection concerning exhaust gases.
• Ensure that both ventilation and combustion air is provided as set forth in the manufacturer's installation instructions and NFPA standards. 

Commercial Fire Systems Inspections

• Sprinkler Hydrostatic Rough-In
  • Determine that all underground piping has been flushed prior to connecting to the system.
  • Ensure that system riser is installed in accordance with the approved plans, and that all valves and gauges are readily accessible.
  • Ensure there are pressure gauges above and below each alarm check valve.
  • Ensure that control and sectional valves are of the indicating type and are supervised open.
  • Ensure that water flow alarm devices are installed and tested (activation within 60 seconds).
  • Ensure that tamper switch devices are installed and tested.
  • Ensure that all control, drain, and test valves are identified with permanently marked signs.
  • Ensure that the Fire Department connection utilizes a listed check valve and that there is no shut off valve in the Fire Department connection piping.
  • No plants or vegatation within 5 ft. of the center of the Fire Department Connection.
   
• General Grid:
  • Ensure that the system is protected from freezing.
  • Determine that the sprinkler system is installed to allow it to be drained through the main drain valve, or is provided with auxiliary piping and drains where impractical.
  • Ensure that the sprinkler system piping and fittings are of the approved type, meets approved schedules, is supported by approved hangers which are properly spaced and are installed in accordance with the approved plans.
  • Ensure that the entire system sprinklers are installed in accordance with their listing and have been spaced not to exceed their maximum protection area.
  • Ensure that the sprinkler location and the position provide satisfactory distribution as it relates to beams, columns, bulkheads, skylights, etc., and to the HVAC, plumbing, and electrical equipment and fixtures. The minimum allowable distance of sprinkler to a wall is 4 inches. The minimum allowable distance between sprinklers is 6 foot (8 foot for large drop or extended coverage type sprinklers).
  • Ensure that the sprinkler deflectors are parallel to the ceiling.
  • Ensure that the hydrostatic test holds a minimum of 200 psi or 50 psi above static pressure for a minimum of 2 hours.
  • Check for leaks.
   

Sprinkler Final Inspection

• Ensure that system riser is installed in accordance with the approved plans, and that all valves and gauges are readily accessible.
• Ensure there are pressure gauges above and below each alarm check valve.
• Ensure that control and sectional valves are of the indicating type and are supervised open.
• Ensure that water flow alarm devices are installed and tested (activation within five minutes).
• Ensure that tamper switch devices are installed and tested.
• Ensure that all control, drain, and test valves are identified with permanently marked signs.
• Ensure that the Fire Department connection utilizes a listed check valve and that there is no shut off valve in the Fire Department connection piping.
• Ensure there are no fewer than 6 spare sprinkler and a wrench provided. There must be at least 2 spare sprinkler heads for each sprinkler head type used.
• Ensure that protective guards/shields are provided to sprinklers, if needed.
• Ensure that hydraulic data name plate is provided on system(s).
• Record main drain flow test information on permit, i.e., record static pressure ______psi. Record residual pressure with the valve open _______psi.
• If the sprinkler system is to be monitored, then one horn/strobe and one pull station shall be installed.
• Dry pipe systems require two 24 hour air tests prior to final.
• Escutcheons shall be in place in offices, bathrooms, closets and the like.
• Ensure there are caps on fire department connection (FDC) and standpipe connections.

Residential Fire Systems

• Ensure that all areas are protected except for small closets and bathrooms under 55 square feet and that:
  • A head shall protect the top of all stairs.
  • A head shall protect the bottom of all stairs.
  • When stairwells are equipped with a door, a head shall be located on the stair side of the door at the top of the stairs.
  • Enclosed areas under stairs, used for storage, shall be protected.
  • Horizontal beams or other obstructions may require additional heads.
  • Heads are at least 36 inches from proposed ceiling fans.
• Water pipe is to be copper until it passes the sprinkler system.
• Determine that head spacing is in accordance with the permit documents.
• Determine that pipe sizes are in accordance with the permit documents.
• Determine that pipe materials are in accordance with the permit documents and that when changing from copper or steel to CPVC that it is done within the heated area.
• Determine that approved hangers and bracings are provided at each head and at 6 foot intervals along the pipe.
• Determine that insulation and tenting covers all sprinkler piping in the attic and other unheated areas and that:
  • A minimum of 6 inches thick insulation blanket is used to protect the sprinkler pipes from freezing.
  • The vapor barrier faces the pipe.
  • Open truss construction may require boxing or other approved freeze protection system.
  • Insulation to be stapled in place.
   
• Ensure that sprinkler heads are protected from external heat sources and be at least:
  • 6 inches from light fixtures.
  • 18 inches from stoves/ranges.
  • 6 inches from sides of water heater.
  • 24 inches from wall or ceiling heat diffusers.
  • 7 feet from front or side of wood burning stove/fireplace.
  • 55 feet from the front and 18 inches from the side of a gas fireplace.
   
• Check Pressure gauge to ensure that hydro pressure is equal to the static pressure plus 50 psi, and that the gauge is in good working order.

Sprinkler Final Inspection

• Check heads throughout to ensure that:
  • They are unobstructed.
  • Heads are free of paint, spackle or other debris.
  • The escutcheons are in place.
  • A minimum 4 inch clearance from walls and corners is maintained.
  • AAll required clearances to electrical and heat producing devices are maintained.
   
• Determine that the water meter is sized and installed in accordance with the permit documents.
• Determine that required backflow prevention devices are installed in accordance with the permit documents.
• Determine that all valving , including drain valve at gauge, is of approved types and is installed in accordance with the permit documents.
• Complete drain and recharge test, system shall be active upon completion.
• Draftstop open bays between floor joists to separte improved/unimproved rooms.