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Over the Horizon Radar (OTHR) Infrastructure

Issued by DEPT OF DEFENSE · DEPT OF THE ARMY · USACE · NWD · W071 ENDIST KANSAS CITY · via SAM.gov — US federal contract opportunities

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Published
14 Sept 2026
Closes
25 Sept 2026, 07:00 UTC
Reference
W912DQ279A001
Location
United States
Sector
Construction & Infrastructure

Details

DEPT OF DEFENSE · DEPT OF THE ARMY · USACE · NWD · W071 ENDIST KANSAS CITY is soliciting Over the Horizon Radar (OTHR) Infrastructure. Solicitation number W912DQ279A001. Classified under NAICS 236220 — Commercial and Institutional Building Construction. Product/service code Y1BC — CONSTRUCTION OF RADAR AND NAVIGATIONAL FACILITIES. Responses are due by 25 September 2026 07:00 UTC. Posted on SAM.gov, the US federal contract opportunities system; registration is required to bid.

The U.S. Army Corps of Engineers (USACE) Kansas City District (NWK), on behalf of the Air Force Civil Engineering Center (AFCEC), is seeking to identify a Construction Contractor to construct the new Over the Horizon Radar (OTHR) Infrastructure, Oregon. The Government intends to utilize a Construction Manager at Risk (CMAR) project delivery method. This approach emphasizes early collaboration with the Government and the Governments AE DOR, qualifications-based selection of the Construction Manager, open-book pricing, and shared risk management between the Government and the Construction Contractor. Access to the restricted CUI attachments must be requested.

Context for bidders

We hold 9 notices from DEPT OF DEFENSE · DEPT OF THE ARMY · USACE · NWD · W071 ENDIST KANSAS CITY, going back to August 2026 — 6 of them still open. They buy mostly in Construction & Infrastructure, Facility Management & Cleaning and Mining & Metals. There are 632 open Construction & Infrastructure tenders in United States. This one closes in 12 days.

Before you bid on this tender

A quick checklist to help you decide whether to bid and prepare a compliant submission for this construction & infrastructure opportunity. Always verify the details on the official source.

  • Confirm the exact closing date and time (and time zone) on the official portal — deadlines are strict and can be revised by a corrigendum.
  • Read the full notice and every attached document, including the scope, specifications and any bill of quantities or terms of reference.
  • Check the eligibility criteria — prior similar experience, annual turnover, certifications and registrations — and make sure you qualify before investing effort.
  • Prepare any earnest-money deposit (EMD) or bid security and the required formats early; missing or wrongly-formatted documents are a common cause of rejection.
  • Note how bids must be submitted (online or physical), in what format, and whether a digital signature or portal registration is required.
  • Watch for corrigenda and clarifications right up to the deadline — requirements and dates can change.
Common bidding mistakes to avoid →Writing a winning proposal

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