What the agency is buying

by RFPFinder from the notice and attachments; the solicitation governs

The Department of the Interior is buying entrance and parking signs for Mammoth Cave National Park. The contract will be awarded based on a solicitation document to be issued on or after June 15, 2026.

Scope

Replacing outdated entrance signs with standardized signs consistent with the park’s major entrances
Formalizing parking areas and upgrading informal dirt walkways to concrete sidewalks

Small business set-asideTDP access mandatory before bidSubmission: portal

CompetitionLikely competitive

2 signals behind this label (incumbent, repeat winner, short window, brand-name or sole-source language, prior sources sought). Pro shows them with sources.

From USAspending awards and the notice text, recomputed nightly (Oct 7). A signal, not a verdict.

How to get the bid documents

Download the 1 document below (no portal account needed)
Check the submission requirements in the compliance checklist
Submit by portal before the deadline

Documents · 1 item, 1 file

PDF
B01_Pre-Solicitation_Notice_1.pdf52 KB · 2 pages
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Open the original listing on SAM.gov

Details

Place of performance: HOMESTEAD, Florida
Buyer type: Federal
Notice type: Presolicitation
Solicitation no.: 140P53-26-R-0006
Category: Construction
NAICS: NAICS 237310 (Highway, Street, and Bridge Construction)
Size standard: $45M revenue SBA table, NAICS 237310
PSC: PSC Z2LZ (REPAIR OR ALTERATION OF PARKING FACILITIES)
Delivery location: Mammoth Cave National Park, KY 42259 from notice
Period of performance: 180 Days after Notice to Proceed from notice
Contract type: Firm-fixed-price from notice
Local presence: Not required
Amendments: None since May 27
Contact: Mateo, Marilia
Office: NATIONAL PARK SERVICE · SER SOUTH MABO (54000)
Email: marilia_mateo@ios.doi.gov
Phone: 3052427742

Not stated in the notice: estimated value. Check the bid documents.

Contact details from the source notice. Contact the buyer only about this solicitation.

Key dates

Wed, May 27Posted

Not statedQuestions due

Not statedResponses due

Change log

verified Sat, Oct 10 · 12:30 AM ET

No amendments since posting on Wed, May 27; verified Sat, Oct 10 · 12:30 AM ET.

Change log starts Oct 5, 2026 (tracking began); earlier amendments at SAM.gov are being pulled in.

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Notice as published

Z--MACA-REHAB ENTRANCE SIGNS/PARKING AREAS

REPLACEMENT OF ENTRANCE AND PARKING SIGNS FOR MAMMOTH CAVE NATIONAL PARK

Similar National Park Service awards · PSC Z2LZ

USAspending.gov, last 36 months

22 awards matched · tier 2: National Park Service + PSC Z2LZ; nothing from this office. Most recent:

Sep 24, 2026NATIONAL CONTRACTING SERVICES, LLCREPLACEMENT OF ENTRANCE AND PARKING SIGNS FOR MAMMOTH CAVE NATIONAL PARK140P5326C0017 · DEFINITIVE CONTRACT · SMALL BUSINESS SET ASIDE - TOTAL · National Park Service · ends Mar 29, 2027$1.3M

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Awards updated Sat, Oct 10, 2026 · 12:51 AM ET.

This contracting office

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Listing collected from SAM.gov. Always confirm requirements in the original solicitation before you bid.