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: Town of Cusick, WA - WTP Phase 1 Improvements Project

Bid Date: July 28, 2025

Bid Time: 11:00 am

Plans are available at:  Varela Engineering & Management

Project description:  

 Mobilization and administration

 Demolition of piping and appurtenances

 Interim fix to Filter Train 1

o Replace/Update three turbidity meter sample pumps, piping, and/or location of samplers

on Filter Train 1

 Rehabilitation of Filter Train 2 including:

o Disassembly/Demolition of tank internals and external piping connections

o Remove and dispose of existing filter media

o Sand blast tank interior to white bare metal

o Repair areas of structural damage and corrosion

o Fully repaint tank interior

o Touch up paint tank exterior

o Install cast in place concrete floors for underdrain flume structure in tank

o Install new weir plates and connecting hardware

o Install new clarifier influent distributor assembly, joint material, and connecting hardware

o Install new air scour assembly

o Install new filter underdrains

o Install new lower media retaining screens, gaskets, and connecting hardware

o Install new clarifier filter media

o Install new upper retaining screen assemblies

o Install new manway cover gasket

o Reconnect external piping, valves and appurtenances to the tank

 Install a redundant backwash pump and associated piping and appurtenances

 Install new inline static mixer on plant influent piping

 Replace treatment plant control valve pneumatic actuators with electric actuators

 Valve Vault Piping

o Repair leak in valve vault piping downstream of distribution pumps

o Install an 8-inch by 4-inch tee, with resilient seat gate valve, tapped blind flange and 2.5-

    inch male NTP by male NH/NST adapter fitting

o Install a 4-inch manual bypass around distribution pumps for filling clearwell

Areas of work include: pumps, valves, piping and appurtenances, electrical, etc.

Please verify your intent to provide a quotation to admin@slunder.com and respond by July 25, 2025 with your proposals.

Thank you for your time and consideration.