Command Search (/)DoD & DHS Obligations $1.40T FY24-26Expiring Recompetes 300 $126.8BPalantir Maven 81.6% fill $637.6M / $781.3MAnduril Enterprise $20B IDIQUS Grid Queue 107.8 GW 523 projectsSanctions & UFLPA 432 entitiesContract RecordsUpdated Oct 26, 2026
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AwardTape / Contracts / N40085-26-F-0611

N40085-26-F-0611: $766K Department of the Navy Award to HDR Environmental, Operations and Construction, Inc

Sediment sampling to support ocean or upland disposal of dredged material at nws yorktown pier r-3 and sediment sampling to support ocean or upland disposal of dredged material at cheatham annex cad a. Contracting activity: NAVFACSYSCOM MID-ATLANTIC. Estimated completion: 2027-09-09.

$766K contract action / $766K cumulative ceiling / COMPETITION NOT STATED / 2027-09-09 completion / N40085 NAVFACSYSCOM MID-ATLANTIC

1. Contract Summary & Primary Sources

Contract Number (PIID) N40085-26-F-0611 (unhyphenated: N4008526F0611) · Parent Vehicle: N62470-25-D-0010
Prime Contractor (Awardee) HDR Environmental, Operations and Construction, Inc (Virginia)
FY2024-FY2026 Federal Defense Portfolio: $160.0M obligated across 169 contracts
Obligated Amount $765,827
Cumulative Face Value / Ceiling USAspending Base IDV Ceiling: $765,827
USAspending / FPDS Obligation History Base Record Obligated: $765,827 (signed 2026-04-09, latest FPDS action 2026-04-09) · 9 Issued Delivery/Task Order(s) totaling $6,832,876
Awarding Branch / Agency Department of the Navy
Contracting Command & DoDAAC N40085: NAVFACSYSCOM MID-ATLANTIC
Competition & Contract Structure COMPETITION NOT STATED · Delivery Order / Firm-Fixed-Price (FFP)
Product / Service & Industry Codes PSC C219 (Architect And Engineering- General: Other) · NAICS 541690 (Other Scientific And Technical Consulting Services)
Work Locations & Funding Primary Place of Performance: Virginia
Estimated Completion Date 2027-09-09
Verified Primary Sources

2. Verbatim Announcement & Scope Breakdown

USAspending / FPDS Transaction Description (Contract N4008526F0611)

Sediment sampling to support ocean or upland disposal of dredged material at nws yorktown pier r-3 and sediment sampling to support ocean or upland disposal of dredged material at cheatham annex cad a

3. Subcontractor, Supply Chain & Capture Intelligence

For Tier-2 / Tier-3 Subcontractors & Suppliers

Subcontracting & Material Supply Window

  • Prime Awardee: HDR Environmental, Operations and Construction, Inc
  • Delivery Runway: Active through 2027-09-09
  • Requirement Scope: Sediment sampling to support ocean or upland disposal of dredged material at nws yorktown pier r-3 and sediment sampling to support ocean or upland disposal of dredged material at cheatham annex cad a
  • Federal Supply Class: PSC C219 (Architect And Engineering- General: Other)
  • BD Action: Reference Prime Contract N40085-26-F-0611 when contacting HDR Environmental, Operations and Construction, Inc Supply Chain / Small Business Liaison Officer.
For Competing Primes & Capture Managers

Buying Command & Recompete Posture

  • Buying Command: N40085 (NAVFACSYSCOM MID-ATLANTIC)
  • Acquisition Method: COMPETITION NOT STATED
  • FOIA Jurisdiction: Department of the Navy FOIA (route via DON portal) (Official Portal)
  • Capture Action: Request Section B CLIN ceiling structure and Section C Statement of Work below to benchmark deliverable requirements.

Issued Task & Delivery Orders under N40085-26-F-0611 (9 shown, $6.8M obligated)

Order PIID Obligated Awardee Start / Latest Action End Date Order Scope
N6247026F0057 $2.7M HDR Environmental, Operations and Construction, Inc 2026-04-20 / 2026-04-20 2027-01-31 Ddg 128 full ship shock trial marine species monitoring and mitigation support (fy26)
N6247026F0042 $1.6M HDR Environmental, Operations and Construction, Inc 2026-04-01 / 2026-04-01 2027-06-30 Marine species monitoring idiq atlantic behavioral response study ii - continuously active sonar (fy26)
N6274226F0108 $883K HDR Environmental, Operations and Construction, Inc 2026-04-10 / 2026-05-26 2027-02-28 Contract no. n62470-25-d-0010, cto n6274226f0108: environmental compliance support for surveillance towed away array sensor system (surtass) low frequency active (lfa)/compact lfa (clfa) sonar systems 2026
N6247026F0047 $498K HDR Environmental, Operations and Construction, Inc 2026-04-01 / 2026-04-01 2027-06-30 Ffp idiq contract for marine and biological resources monitoring and program management services at various locations throughout the naval facilities engineering commands atlantic and pacific area of responsibility, worldwide
N6247026F0030 $482K HDR Environmental, Operations and Construction, Inc 2026-03-16 / 2026-03-16 2027-09-30 Task order for continental shelf break cetacean study
N6274226F0103 $386K HDR Environmental, Operations and Construction, Inc 2026-01-28 / 2026-01-28 2027-06-01 Fy26 hawaii marine species monitoring
N6247026F0052 $183K HDR Environmental, Operations and Construction, Inc 2026-04-15 / 2026-04-15 2027-05-31 Task order for developing availability bias surface models integrated with density estimate models
N6274226F0106 $162K HDR Environmental, Operations and Construction, Inc 2026-02-18 / 2026-02-18 2026-08-31 Navy pacific marine species monitoring program support
N6247025F0133 $0 HDR Environmental, Operations and Construction, Inc 2025-09-18 / 2026-02-26 2026-09-18 Task order to satisfy the $5,000 minimum guarantee for marine and biological resources monitoring and program management services n6247025d0010
Tier-2 Subcontract Reporting Status (FAR 52.204-10): Prime contractors report first-tier subcontracts of $30,000 or more to the Federal Subaward Reporting System (FSRS) by the end of the month following subcontract award. Under DFARS 252.219-7003, prime awards exceeding $750,000 ($1.5M for construction) carry mandatory small-business subcontracting plans. Component and subsystem suppliers should contact HDR Environmental, Operations and Construction, Inc Supply Chain / Small Business Liaison referencing contract N40085-26-F-0611.

Recent Contract Actions from Buying Office N40085 (NAVFACSYSCOM MID-ATLANTIC)

Date Contract (PIID) Prime Contractor Amount Completion Scope Summary
2026-10-01 N40085-26-C-0029 Seaward Marine $15.3M - Seaward Marine wins $15.3M contract for construction services for dredging at Joint Expeditionary Base Little Creek-Fort Story. Naval Facili...
2026-09-29 N40085-26-D-0086 The Haskell Company $975.0M - Haskell and 10 others share $975.0M contract for general construction services. NAVFAC Mid-Atlantic $22.9M obligated now small business.
2026-09-29 N40085-26-D-0005 Summer Consultants $40.0M - Summer Consultants wins $40.0M contract for mechanical, electrical and plumbing design and engineering services within the Naval Facilities....
2026-09-28 N40085-26-D-0073 Hurricane Fence $29.3M - Hurricane Fence wins $29.3M contract for an indefinite-delivery/indefinite-quantity regional fence maintenance and construction contract. Na...
2026-09-22 N40085-26-C-0032 Skanska USA Civil Northeast $271.2M - Skanska USA Civil Northeast wins $271.2M contract for construction services for Design-Bid-Build United States Coast Guard Offshore Patrol C...
2026-09-18 N40085-26-C-0023 Walsh Federal $191.3M - Walsh Federal wins $191.3M contract for construction services for Marine Corps barracks at Marine Corps Base Camp Lejeune. Naval Facilities ...
2026-09-17 N40085-26-C-0019 - $364.9M - Consigli Construction wins $364.87M contract for construction services for the Marine Corps Barracks Initiative at the Marine Corps Air Stat...
2026-09-17 N40085-26-C-0027 BL Harbert International $207.9M - BL Harbert International wins $207.9M contract for construction services for P475 Aircraft Maintenance Hangar at Marine Corps Air Station. N...

Other Recent Department of War Awards to HDR Environmental, Operations and Construction, Inc

Date Contract (PIID) Branch Amount Completion Scope Summary
2025-09-18 N62470-25-D-0010 Navy $75.0M - HDR Environmental, Operations, & Construction wins $75.0M contract for contract marine and biological resources monitoring. Naval Facilities...

4. Underlying Contract Files (Section B Pricing & Section C Statement of Work)

Document Status: Not yet on file. The government publishes the award notice and obligation record above, but does not post the underlying Section C Statement of Work (SOW), Section B line-item pricing schedule (CLINs), or Sole-Source Justification & Approval (J&A) online.
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Pre-Filled FOIA Request Letter for N40085-26-F-0611

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