Y--ASIS - REHABILITATE MD DEVELOPED ZONE WATER SYSTEM

The National Park Service, through its Contracting Operations East New England Major Acquisition Buying Office, is soliciting bids for the rehabilitation of the MD Developed Zone water distribution system at Assateague Island National Seashore in Berlin, Maryland. The work encompasses all labor, materials, equipment, permits, and professional services necessary to complete the project, including demolition of select structures, installation of buried and exposed piping for both pressure and gravity systems, new electrical service, and mechanical ventilation for mechanical rooms. The scope includes a base bid for system rehabilitation and two optional scopes: replacing the island water pumphouse with a precast concrete structure and installing a south beach branch main. All work must adhere to detailed construction drawings, specifications, and supplemental statements of work totaling over 400 pages, with compliance required to OSHA excavation standards and ASTM and EPA packaging and material sourcing guidelines promoting sustainability. The contract is a total small business set-aside under NAICS code 237110, with offerors required to meet strict limitations on subcontracting and provide a completed limitations on subcontracting report in accordance with FAR 52.219-14. The proposal submission deadline has been extended to June 17, 2026, at 10:00 a.m. EDT, with proposals required to be submitted electronically via email to the contracting officer in two distinct volumes: a technical proposal addressing technical approach, management experience, and past performance, and a business and price proposal containing the SF 1442, SF 24 bid bond, pricing in the prescribed labor rate format, and all representations and certifications. Offerors must hold an active SAM.gov registration with current representations and certifications, possess a Unique Entity Identifier, and submit proof of three similar past projects involving horizontal boring in sensitive ecological environments to pass a mandatory past performance gate. The contract awards under a best value continuum tradeoff process where non-price factors are approximately equal in importance to price. Performance must begin within seven calendar days of award and be completed within 268 calendar days, with a period of performance running from June 12, 2026, to May 31, 2027. Key personnel including a project manager, superintendent, quality control manager, and safety manager must be assigned and may not be substituted during the first 90 days. The contractor must furnish 100 percent performance and payment bonds and a certificate of insurance within 14 days of award, maintain full OSHA