Moses Lake School District Civicplus #GC2025-253

City of Moses Lake Westshore Deep Manhole Revision Project – Sewer Infrastructure Replacement and Restoration

This opportunity involves the City of Moses Lake Engineering Division seeking bids for the Westshore Deep Manhole Revision project. - Government Buyer: - City of Moses Lake, Engineering Division - Scope of Work: - Replacement of two existing manholes with 48-inch diameter pre-lined manholes - Installation of approximately 147 linear feet of 8-inch diameter PVC gravity sewer main - Installation of approximately 42 linear feet of 6-inch diameter PVC air ducts - Relocation of an existing sewer air intake structure - Restoration of approximately 51 square yards of hot mix asphalt (HMA) patching - Additional work includes mobilization, sawcutting asphalt/concrete, removal of structures, shoring/extra excavation, crushed surfacing, trimming/cleanup, and traffic control - Wastewater bypass pumping is required during construction - Products/Services Requested: - Pre-lined manholes (48-inch diameter, quantity: 2) - 8-inch PVC sewer pipe (147 linear feet) - 6-inch PVC air duct (42 linear feet) - HMA patching (51 square yards) - Mobilization, traffic control, shoring, excavation, and related construction services - Unique/Notable Requirements: - All work must be completed within 15 working days, starting 20 calendar days after award - Work hours are generally 7:00 a.m. to 10:00 p.m. on working days; weekend/holiday work requires approval - Liquidated damages of $750 per working day apply for late completion - Estimated contract value is $85,000–$105,000 - OEMs: - No specific OEMs or manufacturers are named; products specified by type and size only

Description

This project involves the replacement of two manholes with pre-lined manholes and the installation of approximately 147 lineal feet of 8-inch PVC gravity sewer main. It includes restoration of approximately 51 square yards of HMA patching associated with the trenching area. The existing sewer air intake structure will be relocated on-site, and approximately 42 lineal feet of underground 6-inch PVC air ducts will be installed to connect to the new pre-lined manhole. Wastewater bypass pumping and traffic control are required to complete the project.

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