Zion - purchase sandstone rock

The National Park Service Intermountain Region is seeking to procure 200 tons of sandstone rock for Zion National Park through Request for Quotation 140P1225Q0059. The procurement includes 170 tons of building stone in various sizes (5", 6", 9", and 12" heights with specific width requirements) and 30 tons of flagstone measuring 2"-3" thick and 9-12 square feet. All sandstone must meet strict technical specifications including matching Southwest Strata colors from Kayenta, Navajo, Moenkopi, and Lower Jurassic era formations, maintaining a minimum density of 135 pounds per cubic foot, and having maximum absorption of 5% by weight. Evaluation will focus on technical compliance with color requirements, with vendors required to provide quarry source photographs and detailed information through a Technical Questionnaire. Quotations are due by 1:30 PM MT on August 14, 2025, with an anticipated award within 30 days of receiving offers.

This procurement is designated as a 100% total small business set-aside under NAICS code 212319 with a size standard of 550 employees, and no incumbent contractors are identified in the solicitation documents. The contract requires delivery within 150 days of award to the Zion National Park Coal Pits Maintenance Yard in Rockville, Utah, with a final delivery deadline of December 1, 2025. Vendors must be registered in the System for Award Management (SAM) with a Unique Entity Identifier and provide samples for color and quality verification by the Contracting Officer's Representative. The period of performance spans from June 1, 2025, to December 1, 2025, with all shipping costs and loading charges to be included in the vendor's pricing. Place of performance is Zion National Park in Springdale, Utah, where park staff will handle unloading of the delivered materials.