Amis diablo east radio tower

The National Park Service Intermountain Region seeks replacement of the Diablo East communication radio tower at Amistad National Recreation Area in Del Rio, Texas, with quotes due September 4, 2026. This is a total small business set-aside (100 percent), and the procurement is issued under FAR Part 13 Simplified Acquisition Procedures as a firm fixed-price commercial services contract.

Place of performance is Del Rio, Texas (site coordinates 29°28′05.04″N 101°00′41.53″W). The contractor must procure, deliver, and install all materials for a new 200-foot self-supporting tower with two Telewave ANT150F2 Omni antennas, a 5-element Yagi antenna, Times Microwave LMR600 feedline, climbing and waveguide ladders, lightning protection, grounding, and tower lighting. The contractor is responsible for geotechnical investigation and foundation design using only approved soil and gravel from 90 West Contractors (813 Hackberry Lane, Del Rio, Texas). The existing tower must remain operational until cutover; the contractor must coordinate this plan with NPS, remove the existing tower, and decommission it at 18 inches below grade without disturbing archaeological sites. Service Labor Standards (Department of Labor Wage Determination No. 2015-5303, Revision 32) apply. Liability insurance of $100,000 per person, $100,000 per occurrence, and $250,000 property damage is required.

Period of performance is September 15, 2026, through December 31, 2026. NAICS code is 237130 (Power and Communication Line and Related Structures Construction); PSC is N054. Offerors must demonstrate technical capability and experience within the last three years in radio tower replacement or installation services. Evaluation uses FAR Part 13 criteria, awarding to the responsible offeror whose offer is most advantageous considering technical capability and price. Quotes must be valid for 60 days and include all applicable taxes. Questions were due August 25, 2026. The Contracting Officer is Nathan Ziegler (605-574-0480); submit quotes to nathan_ziegler@ios.doi.gov. Three amendments have been issued, most recently August 28, 2026, providing Q&A responses. Acknowledgment of all amendments is required in submission.