S&L Underground Inc. is requesting subcontractor bids and material quotes from all qualified subcontractors and suppliers including MBE, WBE, SBE and DBE for the following: 

Project Name: Colton, WA - WWTP Improvements Project

Bid Date: July 31, 2025

Bid Time: 2:00 pm

Plans are available at: Quest CDN #9758076

Project description:  

Construction of a new the influent lift station, headworks screening building, shot fence, lagoon bypass piping and associated control/diversion structures, as well lagoon liner replacement, sludge removal, aeration for cells 2 and 3, upgrades to the chlorine dosing system, dechlorination upgrades, and associated electrical and controls, and miscellaneous appurtenant work.

Areas of work include: concrete, rebar, masonry, metal fabrication, doors, carpentry supplies, plumbing, HVAC, electrical, testing, process interconnections, cranes, etc.

Please verify your intent to provide a quotation to admin@slunder.com and respond by July 31, 2025 with your proposals.

Thank you for your time and consideration.