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

DEPT OF DEFENSE / DEPT OF THE ARMY / W071 ENDIST OMAHA

Key dates?

Posted?: Mar 18, 2026
Response deadline?: Apr 14, 2026, 7:00 PM UTC
Archive date?: —
Archive type?: autocustom

Classification?

Notice type?: Solicitation
Base type?: Solicitation
Set-aside?: —
Set-aside code?: —
PSC?: Y1BZ

NAICS?

236220Commercial and Institutional Building Construction

Issuing office?

Department?: DEPT OF DEFENSE
Sub-tier?: DEPT OF THE ARMY
Office?: W071 ENDIST OMAHA
Office code?: —
Organization type?: OFFICE
Office address?: OMAHA, NE, 68102-4901, USA

Place of performance?

Street?: Ellsworth Air Force Base (AFB), South Dakota (SD)
Street 2?: —
City?: —
State?: —
Zip?: —
Country?: —

Contacts?

Margarette Wolfeprimary
margarette.e.wolfe@usace.army.mil (awards)4029952063
Brittany Gullsecondary
brittany.c.gull@usace.army.mil (awards)

Description?

Amendment 4: The purpose of this amendment is as follows: 1. Revised Drawings/Specs (see Summary of Changes, dated 03/18/26) 2. Revised 00 21 00 (see 00 21 00, dated 03/18/26) 3. Proposal Due Date extended to 04/14/26 at 2:00 PM CT. All other terms and conditions remain the same.

Other notices in this solicitation?

Similar open contracts?

No similar open contracts above the similarity threshold.

Similar open contracts

Metadata?

Notice ID?: 8375079704c24158922cb2678a6ee922
Full path?: DEPT OF DEFENSE.DEPT OF THE ARMY.W071 ENDIST OMAHA
Office code?: —
Ingested?: May 2, 2026
Updated?: Jul 11, 2026