Site work for a water / sewer project in Lake Tapps, Washington. Completed plans call for site work for a water / sewer project.

Install a replacement individual on-site septic system for an existing residence on fee land. Work includes installation of 4-inch solid sewer pipe, one underground two-way cleanout, a 1,100-gallon concrete settling tank equipped with an effluent filter, traffic-rated risers, and gas-tight lids, and a 1,250-gallon concrete pump tank equipped with traffic-rated risers, gas-tight lids, and a Liberty FL70 Series effluent pump or approved equal, including all required controls. The project also includes installation of a 2-inch effluent transport line and manifold, and a gravel trench drainfield with 1.5-inch lateral piping. A gravel-less chamber system may be installed in lieu of the gravel trench drainfield in accordance with the County-approved septic system design. The contractor is responsible for site investigation and obtaining all required permits, including the Department of Ecology Notice of Intent. LOCATION: 4709 Ridgewest Dr E, Lake Tapps, WA 98391-0181 The Contractor shall inspect the existing septic tank to verify that it is structurally sound and watertight. If the existing septic tank is determined to be in satisfactory condition, it shall be incorporated into the system in accordance with the County-approved design. If the existing septic tank is determined to be in unsatisfactory condition, the Contractor shall install a new 1,125-gallon concrete septic tank equipped with traffic-rated risers and gas-tight lids and shall properly abandon the existing septic tank in accordance with all applicable federal, state, and local codes and regulations. Location: Pierce County, Washington. The magnitude of this construction project is anticipated to be between $25,000 and $100,000. *The value for this project is based on a financial range. The value is listed as the highest possible cost from the range provided by a stakeholder or official project document. SBE (100%) Question Deadline 09/10/2026 Questions regarding the solicitation and project must be submitted in writing to Robert Miller, Contracting Officer, via email at Robert.Miller2@ihs.gov. Questions will be accepted up to 7 days before quote due date. 1. Work Requirements: i. Mobilize and demobilize ii. Install approximately 40 linear feet of 4" PVC solid sewer pipe iii. Install one underground two-way sewer cleanout Install one 1100-gal traffic rated concrete single-compartment settling tank with traffic rated risers, gas tight lids and effluent filter (Polylok PL-122 or Equal) Install 1,250-gal traffic rated concrete pump tank with traffic rated risers, gas tight lids, effluent pump (Liberty FL70 series or equal), and controls Install approximately 200 linear feet of 2" Sch 40 PVC effluent transport line, with tracer wire, and manifold Install approximately 120 linear feet of 3" Sch 40 PVC pipe sleeve for transport line Install 192 linear feet of drainfield with four 1.5" Sch 40 PVC gravel trench laterals, (Option to replace gravel with gravel-less chambers at same total square footage) Optional Items, As Needed: Install 1,125-gal traffic rated concrete two-compartment septic tank with traffic rated risers and gas tight lids Abandon existing septic tank