Featured Project
Corporate Headquarters
4509 Guide Meridian
Bellingham, WA 98226
Phone: (360) 671-3936
Fax: (360) 671-8808
WA License No. IMCOGI*215R1
Arlington Wastewater Treatment Plant Upgrade and Expansion, Phase I
Location: Arlington, WA
Owner: City of Arlington
Owner: City of Arlington
Engineer: Kennedy/Jenks Consultants
Completion Date: 2011
Completion Date: 2011
Project Description:
The project consists of improvements that will upgrade and expand the City of Arlington Wastewater Treatment Plant. The improvements include:
- Relocation of utilities
- New electrical, natural gas, and water services
- Expansion of the existing headwork structure
- Installation of new fine screens
- Installation of new grit removal equipment
- Conversion of existing Sequencing Batch Reactor (SBR) Tank No 2 into three continuous flow selector activated sludge aeration basins with aluminum covers
- Construction of six new membrane bioreactor (MBR) tanks with structurally supported fabric covers and return activated sludge (RAS) wet wells with RAS pumps
- Installation of MBR system.
Construction of a new BMR Support Building complete with MBR blowers, permeate pumps and chemical systems.
- Modifications to the existing Secondary Support Building to improve ultraviolet (UV) disinfection
- Upgrade the existing waste activated sludge (WAS) pumps
- New polymer feed system
- New digester blowers
- New lime conveyance system
- New sludge conveyors
- Modifications to the mixer.
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