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OpenDue April 20, 2026

B-21 West Alert Apron Environmental Protection Shelters at Ellsworth Air Force Base (AFB), South Dakota (SD)

DEPT OF DEFENSE

About this opportunity

Amendment 6: The purpose of this amendment is as follows: 1. Updates to Drawings/ Specs (see Summary of Changes, dated 04-13-26) 2. Proposal Due Date extended to 04/20/26 at 2:00 PM CT. All other terms and conditions remain the same.

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