Olivenhain Municipal Water District Planet bids #145330

Construction Management Services for Membrane Basin Rehabilitation at David C. McCollom Water Treatment Plant

Olivenhain Municipal Water District (OMWD) is seeking qualified firms to provide construction management and inspection services for a major rehabilitation project at the David C. McCollom Water Treatment Plant in Encinitas, San Diego County, California. - Project Overview: - Six-year, phased rehabilitation of membrane basins at an active water treatment facility - Estimated construction value: $9.6 million - Scope of Work: - 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 (including valves, fittings, and appurtenances) - Surface preparation and application of protective coatings for submerged concrete and steel - Coordination of membrane module relocation, storage, reinstallation, and post-installation integrity testing - Construction Management Requirements: - Outage planning, sequencing, shutdown coordination, commissioning, contractor coordination, and comprehensive construction documentation - Maintain continuous plant operations except for a planned four-month shutdown in Year 1 - Strict outage limits for individual basins (maximum three months) in Years 2-6 - Preference for firms with established local offices and proven experience in construction management at operating water treatment plants - Prospective Vendors Mentioned: - Carollo Engineers - GSA Contract Services - Kleinfelder Construction Services - Pacifica Services - PdM Consulting - Psomas - SevenOutsource - Shay Enterprise - Valley CM Inc - Willdan Engineering - NAICS Code: 541330 (Engineering Services)

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 emphasizes firms with local offices and experience managing construction at operating water treatment facilities, including outage planning and shutdown coordination.

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