Skip to content
BidBenchmark
Special NoticeAmendment 2

Over the Horizon Radar (OTHR) Infrastructure

W071 ENDIST KANSAS CITY · Multiple simultaneous locations in Oregon

Response status

Historical record

Aug 12, 2026, 4:00 PM UTC

This notice is no longer open.

Posted
Aug 7, 2026
Archive date
Aug 7, 2027
SAM status
Active
This is a preserved solicitation record. The response window is closed because the published deadline passed.

Answer-first brief

What the source record says

  • W071 ENDIST KANSAS CITY published this special notice.
  • The notice uses NAICS 236220 (Commercial and Institutional Building Construction).

Procurement identity

Notice ID
68e4faf115a040e68385ebc87bdffdb6
Solicitation
W912DQ279A001
Base type
Special Notice
Version
2 of 2

Solicitation facts

Structured fields from the current SAM notice version. A dash means the source did not publish a value.

Notice type
Special Notice
Solicitation number
W912DQ279A001
Set-aside
Set-aside code
Posted
Aug 7, 2026
Responses due
Aug 12, 2026, 4:00 PM UTC
Archive date
Aug 7, 2027
Archive type
autocustom
Base type
Special Notice
Organization type
OFFICE
Category confidence
94%
Category source
rule
Last seen
Aug 29, 2026

Buyer and place

Office hierarchy and place of performance as published.

Department
DEPT OF DEFENSE
Department code
Subagency
DEPT OF THE ARMY
Subagency code
Office
W071 ENDIST KANSAS CITY
Organization path
Organization path codes
Office address
KANSAS CITY, MO, 64106-2896, USA
Place of performance
Multiple simultaneous locations in Oregon
City code
State
State code
Postal code
Country

Points of contact

Contact details from the current notice version.

Notice description

Source text reproduced without an AI summary.

PROGRAM Notification For Construction Manager at Risk (CM@R) under Other Transaction (OT) Project: Over the Horizon Radar (OTHR) Infrastructure, Oregon The U.S. Army Corps of Engineers (USACE) is issuing this notice to industry that this requirement will be solicited for preconstruction services and construction of the OTHR infrastructure using Construction Manager at Risk under 10 USC 2808a Other Transaction for Construction. This notice is provided for informational purposes to allow interested parties to be aware of the change in strategy. Project Overview Project Title: OTHR Infrastructure Location: Oregon Agency: USACE, Kansas City District (NWK) NAICS Code: 236220-Commerical and Industrial Building Construction Project Description This OTHR system requires two sites, a Transmitting site and a Receiver site, located approximately 125 miles apart that are interdependent and must be executed concurrently. The sites are remotely located and positioned to monitor the United States� Northwest approach corridor. Transmitting Site Requirements: Besides clearing and grading a little over 2 square miles for the antenna arrays, the following are also required: Operations Facility, Pre-Engineered Building (PEB) on slab, 10,787 SF Server Room, workshop, office area, restroom, comm room, break room, logistics room, mechanical room, electrical room EMI shielding in comm room, EMI shielding for UPS (located in electrical room) 160 SF UPS Battery Shelter Electric, comm, water, sewer (septic system) utilities Water Treatment Building, PEB on slab, 1,323 SF Fire water storage tank required, commercial off the shelf Potable water storage tank required, commercial off the shelf Connect to water well (well installed by others) Treatment system for potable water Vehicle Maintenance Shelter, PEB on slab, 1,600 SF One 12�x12� garage door No heating Electric and water utilities Vehicle Storage Shelter, PEB on slab, 2,450 SF Electric utilities only, no heating Drive through Overhead Doors Workbench areas Power Area Gravel area with all equipment and fuel storage on concrete pads Houses transformers, backup generator system (2 generators, government furnished), 14.4KV load bank (government furnished), 80,000 gal generator fuel storage (double walled), switchgear integrated with SCDA, Network, and Metering System. Fueling station (gasoline and diesel dispensing) with minimum 500 gal storage for diesel and 500 gal storage for gasoline Security Building, PEB on slab, 387 SF Electric gate arm, lighting, fencing Comms Receiving Site Requirements: Besides clearing and grading a little over 2 square miles for the antenna arrays, the following are also required: Operations Facility, Pre-Engineered Building (PEB) on slab, 13,288 SF Equipment Room, workshop, 1 office (open classified storage), Secure comms closet, Server room, restrooms, break room, logistics, fire/mechanical room, comm room, and electric room Utilizes Fluid Cooling units on 8�x30� concrete pad outside of facility Specialized cable entry ports Electric, comm, water, sewer (septic system) utilities Water Treatment Building, PEB on slab, 1,323 SF Fire water storage tank required, commercial off the shelf Potable water storage tank required, commercial off the shelf Connect to water well (well installed by others) Treatment system for potable water Vehicle Maintenance Shelter, PEB on slab, 1,600 SF One 12�x12� garage door No heating Electric and water utilities Vehicle Storage Shelter, PEB on slab, 2,450 SF Electric utilities only, no heating Drive through Overhead Doors Workbench areas Power Area Gravel area with all equipment and fuel storage on concrete pads Houses transformers, backup generator system (2 generators, government furnished), 14.4KV load bank (government furnished), (4) 60,000 gal generator fuel storage (double walled), switchgear integrated with SCDA, Network, and Metering System. Fueling station (gasoline and diesel dispensing) with minimum 500 gal storage for diesel and 500 gal storage for gasoline Security Building, PEB on slab, 387 SF Electric gate arm, lighting, fencing Substation � serves as electrical utility interconnect and site distribution substation, includes enclosure for control shelter (with heating and cooling), fence, power distribution Helicopter Landing Area, 100� x 100�, minimal earthwork required Acquisition Strategy (Pre-Award) USACE will use a streamlined competitive selection process: Step 1-White Papers: Interested parties will submit a Statement of Qualifications (max 10 pages). The government intends to down-select up to three Companies to proceed to Step 2. Step 2-Pitches: Selected Companies will participate in pitch meetings. One company will be selected as the Construction Agent for award of the initial preconstruction services with a modification for construction award. Award The agreement will be awarded to the most qualified Construction Agent to provide preconstruction services and construction. Post-award Phase 1 of the CM@R includes Pre-construction services and Post-award Phase 2 includes the construction. The agreement will be Firm-Fixed-Price (FFP). The FFP for construction milestones will be agreed to as the design is finalized and funds are available. Key Qualifications that will be used for the Demonstrated experience with heavy civil construction in remote locations. (Experience specific to radar arrays, other OTHR systems, and work with Tribal observers will be given more consideration) Demonstrated experience in remote locations requiring establishing and maintaining man camps. Demonstrated experience with work in remote locations requiring a tight schedule. Demonstrated experience with work in remote locations requiring heavy logistical coordination.

Comparable award range

Historical award values for work matched by the fixed rubric—not an estimate of this opportunity.

No past awards scored highly enough to form a comparable range.

Comparable awards

The match score is decomposed so each comparison can be challenged.

No comparable awards are attached to this notice.

Amendment history

A version is preserved whenever the normalized notice contents change.

VersionNotice typeObservedResponses dueContent hash
1Special NoticeAug 10, 2026Aug 12, 2026, 4:00 PM UTCd7a0c17e5a2997c1
2Special NoticeAug 28, 2026Aug 12, 2026, 4:00 PM UTC8d74e17f93e2b5d7

Record provenance

Field-level lineage for the current opportunity version.

FieldSourceSource as ofParserTransform
agency_nameSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
archive_dateSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
archive_typeSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
base_typeSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
contactsSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
descriptionSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
naics_codeSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
notice_idSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
notice_typeSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
office_citySAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
office_country_codeSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
office_nameSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
office_postal_codeSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
office_state_codeSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
organization_typeSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
pop_street_addressSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
posted_dateSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
psc_codeSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
response_deadlineSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
sam_urlSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
solicitation_numberSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
subagency_nameSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
titleSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
upstream_activeSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3

Sources and method

Figures on this page are computed from public federal award records. Numbers are never estimated or generated; where a figure is withheld, the reason is stated rather than filled in.

  1. 1Notice fields come from the SAM.gov contract opportunities record last seen Aug 29, 2026. SAM.gov remains authoritative.

Note 1 covers the solicitation record. No synthetic FAQ or inferred solicitation value is published.

Over the Horizon Radar (OTHR) Infrastructure — federal contract opportunity · BidBenchmark