Z-MACA - REPLACE VC EXTERIOR DOORS

Amendment 1 is issued to post site visit sign-in sheet, questions and answers, and revised Statement of Work. Due Date for proposals remains 3/30/2026 at 5pm EDT. National Park Service (NPS) Mammoth Cave National Park is issuing combined sol/synopsis for a requirement to Replace Visitor Center Exterior Doors. This project includes the removal and replacement of six (6) sets of exterior double doors at the Mammoth Cave National Park Visitor Center. New doors shall be commercial-grade aluminum-framed systems with thermally broken frames, bird-safe IGUs, ADA automatic operators, and code-compliant hardware. Includes electrical wiring, sealing, disposal, weatherproofing, and restoration of affected finishes. Installation shall be coordinated to maintain public access and visitor safety. Addres