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  5. ›MWWTP Effluent FM Surge & Transient Design Build Services…

Charles County Government·Maryland

MWWTP Effluent FM Surge & Transient Design Build Services (UN 1282)

Closes 11/9/2026$5M – $15MRequest for Proposal
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Description

The County Commissioners of Charles County are requesting sealed proposals from qualified firms to design and construct an upgrade to the Effluent Filters and associated structural, mechanical equipment, piping, and accessories for a Wastewater Treatment Plant located in Charles County, MD. The primary purpose of the Project is for the Design and Construction of a new standpipe with separate influent and effluent pipes that join with the existing force main. The Design-Build Teams will be required to provide complete turn-key services for the Project including design, permitting, furnishing and installing and equipment, testing and start up, contract close out to provide a complete and fully functioning system. Key aspects of the project include: * Design and construction of a new 40-ft. diameter standpipe with spiral staircase, platform, piped overflow, overflow swale, influent, effluent and bypass vaults * Installation of new ductile iron pipe, fittings, valves, and miscellaneous improvements such as sump pumps and drainage, electrical and instrumentation and pavement and yard restoration * The project will require the Design-Build Teams to have experience in design and construction of municipal water or wastewater treatment plants with rated capacity of five (5) mgd or greater. The proposal submission shall include a technical proposal and a cost proposal. The technical proposal shall include the project team's organizational structure, key personnel qualifications, and experience. The cost proposal shall include the proposed cost for the project, including all labor, materials, equipment, and services.

Attached files

The solicitation documents live at the source — open the bid source above to download them.

Contact

David Steger(Senior Procurement Specialist)

[email protected]

(301) 885-6005

Key dates

Opened
7/8/2026
Questions due
8/20/2026
Pre-bid meeting
7/30/2026
Site visit
8/13/2026
Closes
11/9/2026

Last updated

Details

Type
Request for Proposal
Industry
Construction
NAICS
237110
Solicitation №
27-002

Budget estimate

$5,000,000 – $15,000,000

Based on the project description, the estimated budget for this project could be in the range of $5 million to $15 million. This estimate is based on the scope of work, which includes the design and construction of a new standpipe and associated equipment for a Wastewater Treatment Plant. The actual budget will depend on the proposals submitted by the design-build teams and the final contract award. Factors that may influence the likely payment range include the complexity of the project, the experience and qualifications of the design-build teams, and the availability of materials and labor.

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