WY NP YELL 10(24), Grand Loop Road Norris to Golden Gate, Phase 3

Update 10/20/2026: QA_10-20-2026.pdf posted to attachments.

Update 10/5/2026: QA_10-05-2026.pdf posted to attachments.

PROJECT: WY NP YELL 10(24), Grand Loop Road Norris to Golden Gate, Phase 3 

LOCATION:  0.4 miles SW of Mammoth, WY

WORK: The work consists of 4R roadway reconstruction, excavation, blasting, rock scaling, embankment, draining improvements, parking area improvements, roadside improvements, retaining wall construction, stone masonry, utility relocation, waterline construction, boardwalk construction, obliteration, base aggregate, asphalt paving, concrete curb and gutter, striping, and signage.  See “Project Description” posted under Attachments for additional details.

LENGTH: 0.7 miles and parking lot

TENTATIVE COMPLETION DATE:  Fall 2028

CONTRACT TYPE: Firm-Fixed-Price Task Order Contract

ESTIMATED PRICE RANGE: Between $ 45,000,000   and $55,000,000 . 

INTERESTED VENDORS LIST: The Interested Vendor List on SAM.gov is viewable only by users who are linked to an entity with an active Unique Entity Identifier (UEI) and hold an assigned role (such as Contract Opportunities Administrator, Data Viewer, or Data Entry). The Federal Government does not maintain or provide a separate plan holders list. If you need assistance, go to https://www.fsd.gov/gsafsd_sp.

NOTICE OF SUBCONTRACTING OPPORTUNITY

This project will be solicited to the Yellowstone/Grand Teton MATOC contractors.

Information on the MATOC contractors may be found on our web site at: https://highways.dot.gov/federal-lands/business/construction-contracting-idiq/yellowstone-grand-teton (linked under Attachments/Links)

This project is anticipated to be solicited Winter 2026/2027                      

PRELIMINARY PLANS and a letter with additional project information are in electronic format only and are posted with this synopsis.

To ensure you receive notification when the solicitation documents are posted to SAM.gov, please click on the “follow” button at the top of the opportunity page.  When solicitation documents are issued, the REQUEST FOR PROPOSAL (specifications and plans) will be posted at this link.