Charles County #UN 1282

Design-Build Standpipe Surge Management System for Mattawoman Wastewater Treatment Plant

This opportunity seeks a design-build team for a surge management solution at the Mattawoman Wastewater Treatment Plant in La Plata, Maryland. - Government Buyer: - Department of Public Works (DPW) - Capital Project Management, Charles County, MD - Scope of Work: - Design and construction of a 40-foot diameter standpipe system - Separate influent and effluent pipes - Spiral staircase, platform, piped overflow, and overflow swale - Construction of influent, effluent, and bypass vaults - Installation of new ductile iron pipe, fittings, and valves - Additional improvements: sump pumps, drainage, electrical and instrumentation, pavement and yard restoration - Requirements: - Complete, turn-key solution including design, permitting, equipment procurement and installation, testing, start-up, and contract closeout - Addresses surge management in the effluent force main to prevent damage from transient surges due to pump operations - No specific OEMs or vendors are named in the solicitation - Technical specifications, drawings, and geotechnical reports are provided in the solicitation attachments

Description

This solicitation is for the design and construction of a standpipe for surge management at the Mattawoman Wastewater Treatment Plant. The project includes detailed technical, schedule, and contractual requirements. Proposals must be submitted via the Charles County eProcurement Portal by October 1, 2026. A virtual pre-bid meeting is scheduled for July 30, 2026. Attachments provided include scope of work, specifications, drawings, geotechnical report, and other relevant documents.

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