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Maintenance, Repair, and Preservation of Caisson 4-5 Spare

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N4523A26R1001Federal

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

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The U.S. Navy, through the Puget Sound Naval Shipyard and Intermediate Maintenance Facility in Bremerton, Washington, is soliciting offers for a firm-fixed-price contract to perform comprehensive maintenance, repair, and preservation services on one Caisson 4-5 Spare, a steel-hulled vessel measuring 147 feet 5 inches in length, 27 feet in width, and 53 feet 11 inches in height, with a full displacement of 1,565 long tons and a maximum draft of 25 feet 11 inches. The work must be conducted at a contractor facility located within the Puget Sound region, defined as the West Coast of the continental U.S. from Olympia, Washington, northward to Bellingham, Washington, ensuring proximity for government oversight. The contract requires the contractor to transport the caisson from PSNS in Bremerton to their facility, perform extensive structural and mechanical work including base metal and hull repairs, replace the port rubber seal and inspect the starboard seal, conduct ultrasonic and visual inspections of the hull, weather deck, tanks, piping, and operations deck, clean and pump tanks, replace all valves, dewatering pumps, grease lines, steady bearings, actuator stands, actuators, and valve-stem extension shafts, reinstall rubber fendering, install a new mimic board, test alarm systems, clean ventilation systems, preserve all surfaces, and replace zinc anodes. All work must meet the highest commercial marine industry standards and adhere to specific technical references including MIL-STD-1310 Rev H, MIL-STD-1689 Rev A, T9074-AS-GIB-010/271, S9086-RK-STM-010, and S9086-KE-STM-010/CH-302. The caisson is scheduled to be available for work from April 6, 2027, to October 7, 2027, with production beginning March 3, 2027, and key milestones such as component removal, surface preparation, and inspection report submissions tied to specific calendar days from production start. The contractor must provide all materials, labor, insurance, specialized equipment, and calibrated instrumentation, and comply with strict safety regulations including 29 CFR 1915, 1910, and 1926. The facility must include

General Info

Seeking contractors in Puget Sound for Caisson 4-5 repair, maintenance, preservation by Sept 2027.

Agency

Department Of Defense → Puget Sound Naval Shipyard IMFView Agency

NAICS

336611 - Ship Building and RepairingView NAICS

Place of Performance

WA

Set-Aside

NONE

Documents

(2)

N4523A26R1001 Statement of Work for Caisson 4/5 Spare

PDFsow

N4523A26R1001 Statement of Work for Caisson 4/5 Spare

PDFsow

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Timeline

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PhaseSolicitation
Posted

Sources Sought

Type Changed

Sources Sought → Presolicitation

Type Changed

Presolicitation → Solicitation

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Contract was updated

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Organization & Contact Information

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AgencyDepartment Of Defense → Puget Sound Naval Shipyard IMF
Contacts2 people available
OfficeBREMERTON, WA, 98314-5001, USA
Organization / Agency
Department Of Defense → Puget Sound Naval Shipyard IMF
View Agency Profile
Office AddressBREMERTON, WA, 98314-5001, USA
Contacts
ALICE ROBERTSON
Chris Davidson

Full Description

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12AUG2026 Amendment 0001 to answer Question and Answers to extend the solicitation from 14 Aug 2026 to 28 Aug 2026. ___________


The Regional Maintenance Center at Puget Sound Naval Shipyard and Intermediate Maintenance Facility (PSNS and IMF), Bremerton, Washington intends to award a stand-alone Firm-Fixed-Price contract to accomplish maintenance, repair and preservation of one (1) Caisson 4-5 Spare.


The Caisson 4-5 Spare characteristics are length: 147FT - 5IN, width: 27FT, height: 53FT - 11IN, full displacement: 1,565 L TONS, light load: 884 L TONS, maximum draft: 25FT - 11IN and hull material: steel.


The Contractors facility must possess the capability of one (1) Caisson with the dimensions as stated above. To facilitate proper government oversight, the facility shall be located in the Puget Sound, WA region. For this procurement, the Puget Sound, WA region is defined as the West Coast of the continental US, starting from Olympia, WA and extending northward to Bellingham, WA.


Scope Overview: Coordinate with the Contracting Officer, via the Contracting Officers Representative (COR) to deliver the Asset to the Contractors facility. Upon docking Asset, wash and clean Asset: Perform various base metal and structural repairs, Replace the port rubber seal and perform required inspections and maintenance of starboard seal. Conduct ultrasonic and visual inspections of the hull, weather deck, tanks, piping and operations deck. Clean and pump tanks. Maintain/replace deck hatches. Install new mimic board. Test alarm systems. Clean ventilation. Replace all valves. Replace dewatering pumps. Replace grease lines and steady bearings. Replace actuator stands. Replace actuators. Replace valve-stem extension shafts. Remove, clean and reinstall rubber fendering. Preserve hull, weather deck, weather deck handrails, tanks, piping and operations deck. Replace zinc anodes. Conduct operational testing. Undock the Asset. Arrange and coordinate the delivery of the Asset back to the Government with the Contracting Officer via the COR.


The vessel availability is scheduled to be 6 April 2027 to 7 October 2027.


This is full and open competition. All offerors must be registered with the System for Award Management (SAM) to receive award of Government contracts. Offerors are advised also that SAM representations and certifications can be completed electronically via the System for Award Management website at https://www.sam.gov.

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