SAM #140P6026Q0049

Historic Retaining Wall Rehabilitation at Ste. Genevieve National Historical Park

This opportunity from the National Park Service, Midwest Region, seeks a contractor for the rehabilitation of the Green Tree Tavern Retaining Wall at Ste. Genevieve National Historical Park in Missouri. - Government Buyer: - National Park Service, Midwest Region (MWR), Department of the Interior - Project Scope: - Rehabilitation of a historic mortared limestone retaining wall - Wall dimensions: approximately 90 linear feet long, 4 feet high, 1.5 feet thick - Tasks include: - Careful hand deconstruction of the wall - Labeling and cleaning each stone - Salvaging and reusing historic flagstone - Rebuilding the wall using NHL 3.5 lime mortar (1-part lime to 2.5-part sand) for moisture permeability and structural strength - Requirements: - Use of NHL 3.5 lime mortar is mandatory - Compliance with Construction Wage Rate Requirements for Ste Genevieve County, MO - Evaluation based on technical approach, prior experience, and price - Set aside for small businesses - Firm-fixed price contract - No specific OEMs, vendors, or proprietary products are named in the solicitation - Place of performance is Ste. Genevieve National Historical Park, Sainte Genevieve, Missouri

Description

STGE - GTT Retaining Wall RehabPRE-SOLICITATION NOTICE:The National Park Service, CONOPS – Central, intends to issue a Request for Quote (RFQ) for the GTT Retaining Wall Rehab at Ste. Genevieve National Historical Park in Sainte Genevieve, Missouri. Work consists of: The Green Tree Tavern Retaining Wall Reconstruction project entails the careful deconstruction and reconstruction of a historic mortared limestone[BT1.1] retaining wall located on the Green Tree Tavern property. The wall currently exhibits a slight outward lean along its length until it connects to the concrete steps, necessitating this rehabilitation effort. The wall, approximately 90 linear feet long, 4 feet high, and 1.5 feet thick, sits roughly 10 feet from the historic Green Tree Tavern structure and adjacent to St. Marys Road. The contractor will dismantle the wall by hand, label and clean each stone, and salvage usable historic flagstone for reuse. Reconstruction will utilize NHL 3.5 lime mortar (1-part lime to 2.5-part sand) to ensure moisture permeability and structural strength. SOLICITATION NUMBER: 140P6026Q0049PROJECT MAGNITUDE: Between $100,000 and $250,000TYPE OF CONTRACT: This will be a firm-fixed price contract expected to be awarded to a prime contractor by Summer 2026 with performance to begin in Late Summer 2026. Construction Wage Rate Requirements for Ste Genevieve County, MO will apply. EVALUATION FACTORS: Technical, Prior Experience, and PriceNorth American Industry Classification System (NAICS) CODE CLASSIFICATION and SET ASIDE: The NAICS Code is 238190, and the size standard is $19 million. This project is set aside 100% for Total Small Businesses. SITE VISIT: A site visit date, time, and meeting location will be announced in the solicitation. Offerors are highly encouraged to attend the scheduled site visit to inspect the site and to ensure they fully understand the requirement and conditions that may affect the cost of the project, specifications, and performance. PUBLICIZING: The official solicitation and its attachments will be issued and available June 2026 and will be posted to the Contract Opportunities/SAM.gov website at https://sam.gov/content/opportunities .The contracting office will not provide hardcopies or email copies of the solicitation. REGISTRATIONS: In order to be awarded a contract, an offeror must have an UEI number. Also, the offeror must be registered and active in the System for Award Management (SAM), website at http://www.sam.gov, and have completed their Online Representations and Certifications at the time of the solicitation close date once the solicitation is posted.POINT OF CONTACT: Bridget Parizek, Contracting Officer, bridget_parizek@ios.doi.gov

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