Safr - replace retaining wall bocce-van ness

The Department of the Interior National Park Service Northeast Region is seeking a qualified construction firm to replace retaining walls at San Francisco Maritime National Historic Park, specifically replacing approximately 125 linear feet of existing wooden retaining walls with new cast-in-place concrete retaining walls between the Bocce Ball Court and Van Ness Street. The project involves comprehensive construction work including demolition of existing structures, installation of driven steel H-piles, concrete foundation and wall construction, partial sidewalk replacement, landscaping restoration, and removal of designated trees, shed, foundation, and benches. The solicitation uses a best value continuum tradeoff evaluation process, with non-price factors including technical approach, schedule, key personnel experience, and past performance being of equal importance to price. A mandatory site visit was conducted on June 10, 2025, and the National Park Service has extended the proposal submission deadline multiple times, with the final due date set for July 30, 2025, at 12:00 PM PDT. Request for Information responses have been provided to clarify technical specifications and project requirements.

This opportunity is designated as a Total Small Business set-aside under NAICS code 237990 (Other Heavy and Civil Engineering Construction), with no incumbent contractors identified in the documentation. The contract value is estimated between $500,000 and $1,000,000, with a mandatory performance period of 240 calendar days after receiving notice to proceed. The project involves installing approximately 215 linear feet of temporary chain link fence, driving new steel piles adjacent to existing wood piles, and excavating approximately 2 feet vertically for new concrete wall footings. Performance will take place at 499 Jefferson Street (with work specifically at 3500 Van Ness Avenue), San Francisco, CA 94109, within the San Francisco Maritime National Historic Park. The project requires adherence to prevailing wage requirements under the Davis-Bacon Act and includes detailed technical specifications for concrete strength, reinforcement, seismic considerations, and environmental protections typical of National Park Service construction projects.