LPWRP Biosolids Project

BioSolids Dryer  LPWRP-Biosolids-Process-Schematic   

UPDATE January 11, 2019:

A summary of accomplishments since last update:

1.     Anaerobic digester facilities fully completed with all process mechanical systems installed and checked. 

2.     Digesters were seeded and put into services on October 16, 2018.  All digester tanks and waste gas flare were online by January 7, 2019 with all thickened waste solids being discharged to the digesters.

3.     Thickened solids storage tank rehabilitation was completed.

4.     Digested solids storage tank rehabilitation was started.

5.     Gravity thickener rehabilitation was completed and put into service.

6.     Pipe gallery work including piping and pump installation was ongoing.

7.     Installation of phosphorous precipitation reactor piping, chemical feed system, and electrical equipment was 90% complete.

8.     Deammonification system installation 90% complete.  Tanks were rehabilitated, pumps, mixers and piping installed, floating media installed, blowers and electrical instrumentation and controls were commissioned. 

9.     Natural gas utility work was completed and put into service.

10.  Road restoration was completed.

11.  New centrifuge polymer system was installed and put into service.

12.  Old lime stabilization system and building were demolished.

13.  Phase 2 – solids dryer building foundation work began. 


The project remains on track for completion of Phase 1 in July 2019 and Phase 2 in October 2020.