California eProcure #26-05

California DWR Seeks Contractors for Knights Landing Outfall Gates Retaining Wall Rehabilitation

The California Department of Water Resources (DWR), under the California Natural Resources Agency, is seeking contractors for the rehabilitation of the Knights Landing Outfall Gates (KLOG) retaining wall in Yolo County. - Government Buyer: - Department of Water Resources (DWR), California Natural Resources Agency - Project Scope: - Installation of vertical stainless-steel braces for structural reinforcement - Coring through concrete and soil to install horizontal stainless steel rods - Excavation and trenching for steel rod placement, including shoring as needed - Casing and grouting of core holes and trenches using Schedule 80 PVC and non-shrink grout - Concrete crack repair via epoxy injection and spall repair, especially at the top of the wall - Removal of one tree as part of site preparation - Technical and Quality Requirements: - Strict tolerances for coring operations - Use of ground-penetrating radar (GPR) to avoid cutting rebar - Stainless steel components must meet ASTM A380 and A967 standards for pickling and passivation - Contractor Requirements: - California 'A' General Engineering Contractor license required - Mandatory prequalification with DWR, including annual safety prequalification - Contractors with higher safety incident rates must provide a full-time safety professional - Encouragement of Small Business Enterprise (SBE) and Disabled Veteran Business Enterprise (DVBE) participation - Products/Services Requested: - No specific OEMs or proprietary products named; equivalent alternatives allowed if properly documented and approved - Main materials include stainless steel structural components, PVC casing, epoxy, and concrete repair materials - Estimated Contract Value: - $650,000 to $950,000

Description

This solicitation is for the rehabilitation of the Knights Landing Outfall Gates retaining wall located at Colusa Drain in Yolo County, California. The work includes installing vertical stainless-steel braces, coring through concrete and soil for horizontal stainless steel rods, excavating trenches, casing and grouting at core holes and trenches, concrete crack repair with epoxy injection, concrete spall repair, and cutting and removing one tree. The project requires a General Engineering Contractor license (Type A). The estimated contract value ranges from $650,000 to $950,000.

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