CityOH
-
Closes
Aug 17, 2026
Lithopolis - WTP New Filter Addition RFP
Project generally consists of the addition of one (1) 350 gpm combination aeration/detention/filtration unit and related appurtenances at the existing water treatment plant.
Description: City of Lethbridge is soliciting proposals for WTP Filter Media Replacement under APC reference AB-2026-05467 and internal reference COL-26-076. The posting notes that filter optimization is a major component of the WTP expansion design and that a desktop assessment suggests changing filter media could maximize flow rates, with full-scale pilot testing planned to ensure confidence in filter performance. It is an open and competitive Request for Proposal for goods (not a grant), with bidding open from July 31, 2026 through September 3, 2026.
City · AB, CA
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CityOH
-
Closes
Aug 17, 2026
Project generally consists of the addition of one (1) 350 gpm combination aeration/detention/filtration unit and related appurtenances at the existing water treatment plant.
Virginia Department of Corrections
State AgencyVA
Jul 8, 2026
Closes
Aug 12, 2026
The Virginia Department of Corrections is soliciting bids for the replacement of sand and granular activated carbon filter media for three existing filters at the James River Water Treatment Plant (former James River Correctional Center site, near Crozier/Maidens, VA). The work is being procured through the agency's Architecture and Engineering division on the state's eVA procurement portal. The solicitation is currently open with responses due by August 12, 2026.
CountyNY
Jul 9, 2026
Closes
Aug 13, 2026
Work includes removing of existing roofing system in its entirety of ballast stone on EPDM membrane on insulation down to existing concrete deck. Removal of existing metal edge gravel stop. Remove and replace metal scuppers and downspouts. Provide new roofing system of a vapor barrier over existing concrete deck, rigid tapered insulation, cover board and SBS modified bituminous membrane. Including: A. Provide metal edge gravel stop at the top of perimeter walls. B. Provide SBS membrane flashing with termination bar at junction with existing wall and under louver sill. C. Remove and replace metal scuppers and downspouts. Treatment plant include new metal gutter and downspouts on east and west elevations with additional framing in soffit for gutter, new snow guard and gutter guard system with electrical connections for the new heated gutter system.
North Texas Municipal Water District
Special DistrictTX
-
Closes
Aug 21, 2026
Sundt Construction, the Construction Manager-at-Risk, and the North Texas Municipal Water District, the project owner, are soliciting subcontractor bids for GMP-1 / Work Authorization #3 of the Wylie Complex Filter Improvement Project at the Wylie Complex Water Treatment Facilities. The scope includes filter media replacement in 18 filters, underdrain system inspection and rehabilitation, filter effluent piping modifications at Plant II and III, structural modifications, and related concrete repairs across multiple bid packages (video inspections, concrete, painting/coatings, mechanical, and filter media procurement). Mandatory pre-bid conference for Mechanical and Concrete packages is July 30, 2026, with electronic sealed proposals due via BuildingConnected by 3:00 PM CDT on August 21, 2026.
Procurement and program contacts connected to Lethbridge.