Site work, paving and new construction of a mixed-use development in Castle Rock, Colorado. Completed plans call for the construction of a playground / park / athletic field; and bridge / tunnel.

Through this Invitation for Bid (IFB), the Douglas County Department of Parks and Recreation respectfully requests bids from qualified firms to construct approximately 5.3 miles of soft surface trail on the Macanta Regional Park site. The successful bidder shall provide all materials, machinery, and labor necessary to complete this project. This project will include but not be limited to construction of; roadbase trail, stabilized crusher fines trail, concrete pavement, colored concrete pavement, concrete pedestrian bridge abutments and wing walls, concrete bridge deck and approach slab, concrete low water crossing, concrete foundations for shelters and park sign, concrete curb and gutter, roadbase or asphalt parking lot, corten steel wing wall railings, all necessary grading including hauling off excavation material or importing fill material , sediment and erosion control components, installation of an 80 linear foot prefabricated corten steel pedestrian bridge (delivered to the site by the manufacturer), timber fitness steps , gravity retaining walls, custom steel park sign, electrical service to shelters, soil preparation, seeding, and mulching, and site clean-up. October 1 , 2026, 10:00 AM - Deadline for submission of questions All questions related to this IFB must be submitted ELECTRONICALLY ONLY through the Rocky Mountain E-Purchasing/BidNet System website .