Department of AgricultureIssuing agency·Fifty Six, AR·via the SAM.gov Get Opportunities APIOn August 12, 2026, amendment 0001 to solicitation 1240BH26R0013 - GAOA Blanchard Springs Caverns Tunnel Rehabilitation in Ozark-St. Francis National Forest has been posted to SAM.gov and accomplished the following:
This SF30 must be acknowledged and submitted with your proposal.
This project includes all labor, equipment, supplies, testing & inspections, and incidentals necessary for the Blanchard Springs Caverns (BSC) Dripstone and Discovery Trail Infrastructure repairs and safety upgrades. All work shall conform to the attached Drawings and Specifications. All work shall be performed by qualified and licensed contractors for all trades applicable. Work includes but is not limited to structural stabilization of tunnel entrance and exits, disposal and removal of existing supports, masonry repairs, Installation of Instrumentation & monitoring equipment, replacement of existing air lock doors at entrance and exits, replacement of existing security doors at entrance and exits, replacement of existing suspended ceiling system, components, and associated ductwork, replacement of existing bypass tunnel door, replacement of existing lighting and distribution system components, replacement of existing safety handrails, and replacement of the existing mine phone system and components.
Work includes all labor, equipment, supplies, testing, inspections, and incidentals for Dripstone and Discovery Trail infrastructure repairs and safety upgrades. Specific work includes: structural stabilization of tunnel entrances and exits using rockbolts, geosynthetic mesh, and shotcrete; demolition and removal of existing supports; masonry repairs and tuckpointing; installation of instrumentation and monitoring equipment; replacement of airlock and security door systems; replacement of suspended ceiling systems and associated ductwork; replacement of lighting and electrical distribution systems; replacement of mine phone systems and components; installation of safety handrails; and surface sinkhole filling with water diversion berms. All work must conform to attached drawings and specifications, with construction limited to areas noted on drawings and conducted between 6:00 pm and 8:00 am only.
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Source: SAM.gov (notice 42d2afa84427481497083f2202798590), retrieved via the SAM.gov Get Opportunities API. View the official posting, and always confirm requirements and deadlines with the issuing agency.