Calcasieu River and Pass, LA, Maintenance Dredging FY26, Mile 5.0 to Mile 17.0, Including Beneficial Use Within CWPPRA Sabine Cycle 6 Marsh Creation Areas, Calcasieu and Cameron Parishes, LA ED

DEPT OF DEFENSE · DEPT OF THE ARMY · USACE · MVD · W07V ENDIST N ORLEANS is soliciting Calcasieu River and Pass, LA, Maintenance Dredging FY26, Mile 5.0 to Mile 17.0, Including Beneficial Use Within CWPPRA Sabine Cycle 6 Marsh Creation Areas, Calcasieu and Cameron Parishes, LA ED 23-024. Solicitation number W912P826BA023. Classified under NAICS 237990 — Other Heavy and Civil Engineering Construction. Product/service code Y1KF — CONSTRUCTION OF DREDGING FACILITIES. Responses are due by 18 September 2026 15:00 UTC. Posted on SAM.gov, the US federal contract opportunities system; registration is required to bid.

THIS SOLICITATION IS ISSUED AS UNRESTRICTED. THE NAICS CODE FOR THIS PROCUREMENT IS 237990. THE MAGNITUDE OF CONSTRUCTION IS BETWEEN $25,000,000 AND $100,000,000. THE WORK CONSISTS OF REMOVAL OF MATERIAL FROM WITHIN THE CALCASIEU RIVER SHIP CHANNEL AND SATISFACTORY DISPOSAL WITHIN THE DESIGNATED MARSH CREATION AREAS WITHIN THE SABINE NATIONAL WILDLIFE REFUGE AND ADJACENT TO THE CALCASIEU RIVER AND PASS; ALL AS SHOWN ON THE DRAWINGS. REMOVAL OF MATERIAL FROM WITHIN DEVIL’S ELBOW IS INCLUDED AS OPTIONAL WORK. THE WORK ALSO INCLUDES RETENTION DIKE CONSTRUCTION, SURVEYS, AND OPTIONAL DITCHING AND DRAINING OF DISPOSAL AREAS, AND ALL OPERATIONS INCIDENTAL THERETO. (THE ESTIMATED TIME OF COMPLETION IS 300 CALENDAR DAYS FOR BASE WORK AFTER RECEIPT OF NOTICE TO PROCEED. THE SOLICITATION WILL INCLUDE 55 DRAWINGS AND SPECIFICATIONS). -------------------------------------------------------------------------------------------------------------------- 2 September 2026 The solicitation has been amended as followed: 1. Incorporate the following changes to the bid schedule, plans, specs, and drawings.

NOTE: Please be sure to acknowledge all amendments on the SF1442 form as part of your bid submission.

--------------------------------------------------------------------------------------------------------------------- 4 September 2026 The solicitation has been amended as followed:

1. Incorporate the following changes to the attached sheets

NOTE: Please be sure to acknowledge all amendments on the SF1442 form as part of your bid submission.

-------------------------------------------------------------------------------------------------------------------- 14 September 2026 The solicitation has been amended as followed: 1. Bid opening has been extended to Friday, 18 September 2026, at 1:00pm local time. The Contracting Officer and Contracting Specialist will begin downloading bids at 10:00am local time, which is the bid submission receipt cutoff time. All bids received at 10:00am local time on Friday, 18 September 2026, will be considered late.

NOTE: Please be sure to acknowledge all amendments on the SF1442 form as part of your bid submission

----------------------------------------------------------------------------------------------------------------------- 15 September 2026 This Solicitation has been amended as follows:

1. To provide answers to contractors questions

2. Bid opening remains Friday, 18 September 2026, at 1:00pm local time. The Contracting Officer and Contracting Specialist will begin downloading bids at 10:00am local time, which is the bid submission receipt cutoff time. All bids received at 10:00am local time on Friday, 18 September 2026, will be considered late.

3. No further questions will be accepted

NOTE: Please be sure to acknowledge all amendments on the SF1442 form as part of your bid submission.