yell10-24_Preliminary Plans.pdf

This is a preliminary plans document for a federal infrastructure project involving roadway reconstruction on the Grand Loop Road in Yellowstone National Park. The project, designated WY NP YELL 10(24), spans 0.7 miles and an associated parking lot located 0.4 miles southwest of Mammoth, Wyoming, with an estimated completion date of Fall 2028. The scope of work encompasses 4R roadway reconstruction, excavation, blasting, rock scaling, embankment and drainage improvements, parking area enhancements, retaining wall construction, stone masonry work, utility and waterline relocation, boardwalk construction, base aggregate installation, asphalt paving, concrete curb and gutter work, striping, and signage. The Department of Transportation Federal Highway Administration is the contracting agency, and this will be solicited as a Firm-Fixed-Price Task Order Contract with an estimated price range of $45,000,000 to $55,000,000.

The project will be solicited exclusively to Yellowstone/Grand Teton Multiple Award Task Order Contract (MATOC) holders, with full solicitation anticipated for Winter 2026/2027. Interested vendors can find current MATOC contractor information on the Federal Lands Highway Division website. This is currently in pre-solicitation phase with preliminary plans provided in electronic format only. Prospective bidders are advised to use the "follow" function on the SAM.gov opportunity page to receive notifications when the complete Request for Proposal, specifications, and detailed plans are posted.