Z--MACA-REPLACE AND EXPAND SAND CAVE TRAIL:

Inactive on SAM.gov — responses were due 13 Jul 2026 · Unrestricted (full and open) · National Park Service (NPS), DOI · NAICS 237310 · Solicitation 140P5326R0012

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A newer version of this notice has been posted. SAM.gov republished solicitation 140P5326R0012 on 11 August 2026. This page is kept because it is a real record, but the current requirement, dates and attachments are on the latest version. Read the latest version →

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Solicitation details

Solicitation number140P5326R0012
Notice IDf68b1da0bd184e60a79c4703de396948
AgencyDepartment of the Interior (DOI)
Sub-agencyNational Park Service (NPS)
Contracting officeSER NORTH MABO (53000)
NAICS code237310 — Highway, Street, and Bridge Construction
Product / service code (PSC)Z2LB
Set-asideUnrestricted (full and open)
Notice typePresolicitation
Posted01 July 2026
Response deadline13 July 2026 (closed)

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Description

EO-14398, MACA-REPLACE AND EXPAND SAND CAVE TRAIL:PRE-SOLICITATION NOTICE National Park Service (NPS) Southeast Region North MABO Solicitation No.: 140P5326R0012 TITLE: Reconstruct the Sand Cave Boardwalk and Associated Pedestrian Facilities Mammoth Cave National Park, Kentucky 1. PURPOSE OF NOTICE This is a Pre-Solicitation Notice only. No proposals or pricing are being requested at this time. The National Park Service (NPS), Southeast Region, intends to issue a Request for Proposal (RFP) for construction services to reconstruct pedestrian facilities at Mammoth Cave National Park. 2. PROJECT DESCRIPTION The Government intends to issue a solicitation for the reconstruction of the Sand Cave Boardwalk and associated pedestrian infrastructure at Mammoth Cave National Park, Kentucky. Work includes, but is not limited to: Demolition of existing site features Installation of new at-grade concrete trail Construction of boardwalks and overlooks Associated site work as shown in project drawings and specifications All work shall comply with Attachment 1 NPS MACA Project Specifications (dated 1/21/2026) and Attachment 2 Project Drawings, to be issued with the formal solicitation. 3. PROCUREMENT METHOD Solicitation Type: Request for Proposal (RFP) Acquisition Method: Lowest Price Technically Acceptable (LPTA) Contract Type: Firm-Fixed-Price (FFP) Set-Aside: 100% Total Small Business Set-Aside 4. PLACE OF PERFORMANCE Sand Cave Trailhead and the Mammoth Cave National Park entrance sign on Old Mammoth Cave Road. 5. PERIOD OF PERFORMANCE The anticipated performance period is: 180 calendar days from Notice to Proceed (NTP). 6. TENTATIVE DATES The following dates are subject to change and will be finalized in the formal RFP: Anticipated Solicitation Release: On or about 07/13/2026 Estimated Proposal Due Date: 30 days after solicitation issuance Sie Visit: Will be identified in Section L of the solicitation (mandatory or optional 7. NAICS CODE The anticipated NAICS code will be 237310Highway, Street, and Bridge Construction $45 and PSC Z2LB REPAIR OR ALTERATION OF HIGHWAYS/ROADS/STREETS/BRI. 8. ADDITIONAL REQUIREMENTS (To Appear in RFP) The forthcoming solicitation will require: Completed SF-1442 Firm-Fixed-Price proposal for all CLINs Construction schedule demonstrating ability to complete within 180 days Attachment 5 LPTA Technical Acceptability Submission (PASS/FAIL) Past performance references 9. WHERE TO ACCESS THE SOLICITATION The full solicitation package, including drawings and specifications, will be posted exclusively on: SAM.gov (https://sam.gov) No paper copies will be issued. 11. POINT OF CONTACT Contract Specialist: Cuetara-Higa, Arcoiris Email: arcoiris_cuetara-higa@ios.doi.gov

Version history

SAM.gov has posted 4 notices under solicitation 140P5326R0012, oldest first.

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Market context: DOI and NAICS 237310

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  • In fiscal year 2026, DOI obligated $189.5M across 113 contract actions under NAICS 237310.
  • 73 contracts worth $146.1M in this category end within the next 18 months.

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