The government seeks a qualified, licensed contractor to perform the GAOA Blanchard Springs Caverns Tunnel Rehabilitation in Ozark-St. Francis National Forest, including all labor, equipment, supplies, testing, inspections, and incidentals for Dripstone and Discovery Trail infrastructure repairs and safety upgrades. Work includes structural stabilization of tunnel entrances/exits, removal of existing supports, masonry repairs, instrumentation and monitoring installation, replacement of air lock/security/bypass tunnel doors, suspended ceiling and ductwork, lighting/distribution components, safety handrails, and the mine phone system, all per drawings and specifications. Amendment 0002 was posted on September 17, 2026, providing RFI questions and answers and a pre-bid sign-in sheet. Amendment 0001 was posted on August 12, 2026, providing Golder specifications. Both amendments must be acknowledged and submitted with the proposal.

This project covers all labor, equipment, supplies, testing, and incidentals for infrastructure repairs and safety upgrades at Blanchard Springs Caverns, located in the Ozark-St. Francis National Forest. The scope includes structural stabilization of tunnel entrances and exits, masonry repairs, removal of existing supports, installation of monitoring equipment, and replacement of doors, ceiling systems, lighting, handrails, and the mine phone system. All work must be performed by qualified and licensed contractors in accordance with the attached drawings and specifications. A contract amendment has been issued that requires contractors to acknowledge a specified document with their proposal.

This contract covers all labor, equipment, supplies, testing, inspections, and incidentals for infrastructure repairs and safety upgrades at Blanchard Springs Caverns. The work includes structural stabilization of tunnel entrances and exits, masonry repairs, and removal of existing supports. It also involves replacing air lock doors, security doors, bypass tunnel doors, suspended ceiling systems, ductwork, lighting and distribution components, safety handrails, and the mine phone system. Instrumentation and monitoring equipment will be installed, and all work must conform to the provided drawings and specifications. All work must be performed by qualified and licensed contractors for all applicable trades.