Kiefer Landfill Basin Discharge Piping

Sacramento County Department of Waste Management and Recycling is requesting bids on the Kiefer Landfill Basin Discharge Piping project under Contract #41019, with bids due October 1, 2026 at 2:00 p.m. electronically through the Sacramento County Electronic Bidding Portal. A non-mandatory pre-bid meeting is scheduled for September 10, 2026 at 9:00 a.m. at the Kiefer Engineering Building in Sloughhouse, California, and the question deadline is September 18, 2026 at 5:00 p.m. A Class A California contractor's license is required.

The project involves installation of approximately 1,132 linear feet of new 8-inch HDPE SDR 17 piping and 6-inch HDPE SDR 17 piping to replace deteriorating outlet piping from the Groundwater Treatment Plant, with connection to existing 12-inch PVC piping at South Deer Creek. The majority of the new piping will be placed above ground. Work includes installation of 10-inch corrugated metal pipe culverts at two road crossing locations, installation of a new 2-inch air relief valve at Station 7+08, excavation and trenching with backfill and compaction, repair of the access road, and demolition of the existing 6-inch HDPE piping. The project location is 12701 Kiefer Boulevard, Sloughhouse, California.

The estimated construction cost is $120,000. The contract completion time is 45 working days from the notice to proceed, with liquidated damages of $500 per calendar day for delays beyond the completion date. The bid structure includes eight line items covering mobilization and demobilization, layout and as-built drawings, PVC pipe connection, HDPE pipe installation (both sizes), air relief valve installation, excavation and restoration, and culvert installation, with payment on unit price, lump sum, or allowance basis only after each portion is completed.

Award will be based on the base bid only with no consideration of additive or deductive items. Successful bidders must submit a bid bond, certified check, or cash equal to ten percent of the aggregate bid amount, plus performance and payment bonds each equal to one hundred percent of the contract price. All contractors and subcontractors must be registered with the California Department of Industrial Relations. The project is subject to prevailing wage requirements under California Labor Code sections 1720 and following. Contractors with vehicles subject to California Air Resources Board Advanced Clean Fleets regulations must provide Certificates of Reported Compliance or applicable exemptions by 4:00 p.m. on the Monday following bid opening. The project manager is Derek Cho, P.E., at (916) 876-1083.