MACA - REHAB CAVE TRAILS
Overview
Buyer
Place of Performance
NAICS
PSC
Set Aside
Original Source
Timeline
Qualification Details
Fit reasons
- NAICS alignment with historical contract wins in similar service areas.
- Scope strongly matches core technical capabilities and delivery model.
Risks
- Past performance thresholds may require one additional teaming partner.
- Potential clarification needed on staffing minimums before bid/no-bid.
Next steps
Validate eligibility requirements, assign capture owner, and schedule partner outreach to confirm teaming strategy before submission planning.
Quick Summary
The Department of the Interior, National Park Service (NPS) is soliciting proposals for the MACA - REHAB CAVE TRAILS project at Mammoth Cave National Park, Mammoth Cave, KY. This Firm-Fixed Price Construction opportunity is a 100% Small Business Set-Aside focused on reconstructing cave trail surfaces in the Ruins of Karnak, River Hall, and Rafinesque Hall. Proposals are due by May 15, 2026, at 5 PM EDT.
Scope of Work
This project entails the reconstruction of deteriorating cave trail surfaces. Key requirements include:
- Reconstructing the Karnak Cave Trail (Base Item #1).
- Reconstructing the River Hall Cave Trail (Base Item #2).
- Reconstructing the Rafinesque Cave Trail (Option Item #3). Work involves the construction of trail systems, material transport in restricted-access environments, and performance within active, highly visited public facilities. Specific tasks include preparing existing ground, removing old handrails, installing concrete footings, constructing elevated platforms using Fiber-Reinforced Plastic (FRP), and installing 2-inch stainless steel handrails. A Geophysical Exploration Report provides crucial subsurface data for planning.
Contract & Timeline
- Contract Type: Firm-Fixed Price Construction.
- Period of Performance: 150 days from Notice to Proceed (NTP).
- Estimated Value: Between $500,000 and $5,000,000 (based on similar project magnitude).
- NAICS Code: 238990 All Other Specialty Trade Contractors.
- Product Service Code: Z2LB Repair Or Alteration Of Highways/Roads/Streets/Bridges/Railways.
- Key Dates:
- Pre-proposal Conference/Site Visit: April 29, 2026, at 10 AM CDT, at Mammoth Cave National Park Visitor Center. Attendees must email ashley_warcewicz@ios.doi.gov.
- Questions Due: May 6, 2026, at Noon EDT. Submit to ashley_warcewicz@ios.doi.gov.
- Proposal Due Date: May 15, 2026, at 5 PM EDT.
Submission & Evaluation
Proposals must be submitted electronically via email to ashley_warcewicz@ios.doi.gov; hard copies will not be accepted. The award will be based on a Lowest Price Technically Acceptable (LPTA) evaluation. Offerors will be assessed on Technical Capability (Pass/Fail) and Past Performance (Pass/Fail). Only proposals rated Acceptable in both areas will be considered for award, which will go to the responsible offeror with the lowest evaluated price. Required submissions include a pricing schedule, documentation of relevant prior experience (within 7 years, $1M-$5M projects in confined/underground environments), and 2-5 Past Performance Questionnaires (PPQs) for projects completed within 5 years. A Site-Specific Safety Plan (SSSP) is also required.
Eligibility & Notes
This is a Competitive, 100% Small Business Set-Aside. Offerors must be actively registered in SAM.gov. Compliance with Limitation on Subcontracting (LOS) requirements will be monitored. Bidders must adhere to the prevailing wage rates specified in Wage Determination KY20260068 for Edmonson County, KY.