SAM #140P2026R0066

Presidio National Park Bike Path and Roadway Construction Services

The National Park Service, Denver Service Center, is seeking construction services for significant bike path and roadway improvements at the Presidio National Park in San Francisco, CA. - Government Buyer: - United States Department of the Interior, National Park Service, Denver Service Center - Scope of Work: - Construction of approximately 1,100 feet of new paved bike path along the West Bluff Trailhead parking area - Roadway widening on Long Avenue to add an uphill bike lane - Construction of small retaining walls - Relocation of existing light poles and electric vehicle charging stations - Replacement of guardrails and chain-link fencing - Reconstruction of a historic masonry drainage ditch - Construction of a vehicle turnaround at the parking area terminus - Reconstruction of the intersection of Long Avenue and Marine Drive, including adjacent plaza areas for bike path, gated access, and pedestrian safety - Products/Services Requested: - Comprehensive construction and site improvement services (no specific OEMs, part numbers, or product quantities provided) - Notable Requirements: - Emphasis on cyclist and pedestrian safety in a high-traffic area - Work to be performed at a historic national park site - Estimated construction magnitude between $1M and $5M - Period of performance is 365 calendar days, accounting for potential weather delays - No specific OEMs or commercial vendors are named in the solicitation.

Description

The project entails roadway and pathway improvements intended to accommodate cyclists and pedestrians in an area congested with vehicle traffic. The project includes construction of a new paved bike path along the perimeter of the West Bluff Trailhead parking area and improvements to Long Avenue to accommodate an uphill bike lane. The project will construct a vehicle turnaround at the north/west terminus of the West Bluff Trailhead parking area to facilitate vehicle movements and relieve traffic congestion.Approximately 1,100¿ of new bike path will be constructed adjacent to the trailhead parking area. Several small retaining walls will be built to make room for the new path at the toe of the hillside. Existing light poles and electrical vehicle charging stations will be relocated to accommodate the bike path improvements.Long Avenue is approximately 1,200¿ in length and consists of two (2) travel lanes and no shoulders. Where existing roadway bench is sufficient, the project will widen the roadway to accommodate an uphill bike lane. Guardrails and chain-link fencing will be replaced along the roadway shoulder. An historic masonry drainage ditch along the roadway shoulder will be reconstructed.The intersection of Long Avenue and Marine Drive and adjacent plaza area behind the Warming Hut and neighboring buildings will be reconstructed to accommodate the bike path, gated access for administrative vehicles, and pedestrian safety improvements.

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