Opportunity

Olivenhain Municipal Water District Planet bids #CM_RFP_for_DCMWTP_Basin_Rehab_Program

Construction Management Services for Water Treatment Plant Membrane Basin Rehabilitation

Posted

August 20, 2026

Respond By

September 22, 2026

Identifier

CM_RFP_for_DCMWTP_Basin_Rehab_Program

NAICS

237110, 237990

Olivenhain Municipal Water District (OMWD) is seeking qualified firms to provide construction management and inspection services for the David C. McCollom Water Treatment Plant Membrane Basin Rehabilitation Project in Encinitas, San Diego County, California. - Project Scope: - Phased rehabilitation of membrane basins over six years - Removal and replacement of membrane basin liners - Concrete repair and structural rehabilitation - Pipe support rehabilitation or replacement - Demolition and replacement of influent and backpulse piping systems - Application of protective coatings - Coordination of membrane module handling and integrity testing - Estimated construction cost: $9.6 million - Unique Requirements: - Plant must remain operational throughout the project - Only a limited shutdown allowed in Year 1; strict outage limits for Years 2-6 - Firms must have proven experience in construction management at operational water treatment facilities - Outage planning, shutdown coordination, commissioning, and contractor coordination required - Local office presence is mandatory - No specific OEMs or vendors are named in the solicitation - Initial contract covers Years 1 and 2, with options for Years 3-6 at OMWD's discretion

Description

The Olivenhain Municipal Water District (OMWD) is seeking proposals from qualified firms to provide construction management and inspection services for the David C. McCollom Water Treatment Plant Membrane Basin Rehabilitation Project. This project involves phased rehabilitation of membrane basins over six years while maintaining active plant operations. The scope includes removal and replacement of membrane basin liners, concrete repair, pipe support rehabilitation, piping system replacement, protective coatings application, and coordination of membrane module handling and testing. The project requires firms with experience in managing construction at operational water treatment facilities, including outage planning, shutdown coordination, and commissioning, with a local office presence.

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