SRF LCU-1651 6C2 6 Package

Solicitation / RFP / RFQ

This document outlines the "Exterior Hull; repair" job specification for the LCU-1651, NBU-7 vessel. The anticipated award date is April 17, 2026, with a Period of Performance (POP) start date of June 1, 2026, and an end date of September 30, 2026. The preparation activity is located in Sasebo.

This specification details the scope of work for repairing the exterior hull, including specific locations such as:

• Vehicle Deck, Main Deck Weather
• Pilot House
• S.W Ballast Tanks (2-18-1-W and 2-18-2-W)
• Deck House, Bulwark
• Galley and Mess Room
• Ramp Handling Machinery Compartment
• Boatswain's Storeroom
• Flammable Liquid Storeroom
• Craft Office and Training Center
• Air Conditioning Machinery Room
• Crew Berthing and Stateroom
• Crew Living Space
• Supply Storeroom, Magazine
• FWD and AFT Engine Rooms
• Anchor Winch Compartment
• Steering Gear Compartment
• Various Void Spaces

The document also identifies specific items requiring repair or replacement, including:

• Central Machinery Monitoring and Control System (CMMCS) Pilot House Main Console

• Manual Throttle Control Head Cable

• Marine Gear Control Cables

• Engine Remote Shutdown Cables

• Bulkhead plating

• Ventilation duct weather opening

• Freeing ports and associated staples

• The document references "Standard Items (FY26)" and various technical specifications and drawings for guidance.

• Government Furnished Material (GFM) is listed, including steel bars, chain links, sheet metal, structural angles, plates, welding rods, insulation, adhesive, tape, nuts, washers, and cork/rubber sheets.

• A "REPORT" requirement includes submitting a Marine Chemist certificate.

• Specific requirements for cleaning ballast tanks, repairing sections, and welding processes are detailed.

• A "REPORT" is also required for welding standards and a local air hose test for watertight boundaries.

• The document specifies the installation and connection of the CMMCS pilot house main console.

Not specified in this document.

• Initial condition notes indicate heavily corroded natural vent duct and FWD bulkhead of the pilot house requiring repair.
• Fabrication and installation of a cover plate for the freeing port will be covered by a separate ICN (38NBA52601_H01).

Statement of Work (SOW) / Performance Work Statement (PWS)

This document details the requirements for replacing mounting studs for pushbuttons on the LCU-1651 NBU-7 vessel.

• Task: Remove existing studs and install new welding studs.

• Quantity: Four (4) studs are required.

• Specifications: 1/4-20UNC-2A, 1-1/2 inches length, steel studs.

• Locations: Machine Gun Station FWD STBD and Bow Ramp STBD Operating Station on the Vehicle Deck.

• Preparation: Chip and grind surfaces flush and smooth after removal.

• Guidance: Follow requirements outlined in 009-12 and 009-32 of reference 2.1.

• Visual Inspection: A visual inspection of each newly installed stud is required, including surface cleanliness.

• Place of Performance: SASEBO.

• Anticipated Award Date: December 4, 2025.

• Period of Performance Start Date: February 2, 2026.

• Period of Performance End Date: June 1, 2026.

• Production Completion Date: August 29, 2026.

• Initial Condition: The need for replacement was identified during an inspection of alarm boxes around frame 16 on the vehicle deck.

• Materials: Government-furnished materials will be used.

• References: Standard Items (FY26) and Interior Communication System (400-5104315 Rev A) are referenced.

Solicitation / RFP / RFQ

This document is a Request for Quotation (RFQ) for a Master Agreement for Repair and Alteration of Vessels (MARV). It contemplates future job orders under this master agreement for repairs, alterations, and/or additions to vessels. The award will be a Firm-Fixed-Price job order.

The solicitation outlines several specific repair tasks, referred to as "Job Orders" or "Package" (PK) items:

• PK1: Replace Mounting Stud for Pushbutton

• PK2: Repair Exterior Hull

• PK3: Replace Ventilation Duct in Galley and Weather Deck

• PK4: Inspect and Replace Overflow and Natural Vent Piping

• PK5: Repair A-Frame Assembly

• PK6: Inspect and Replace CHT Piping; Chemically Clean

• The contract type will be Firm-Fixed-Price job orders under an existing MARAV.

• The period of performance for the listed job orders is from 01 June 2026 to 30 September 2026.

• Quotations are due by close of business on 28 April 2026.

• Award will be made to the responsible offeror whose offer is the lowest total priced proposal/quotation.

• The government will conduct a price analysis to evaluate proposals.

• Award is restricted to firms possessing a current MARAV with the U.S. Navy (NAVSUP FLCY) in the form of either a Master Ship Repair Agreement (MSRA) or an Agreement for Boat Repair (ABR) in the Japan Region.

• Firms without an MSRA/ABR may be ineligible unless there is adequate time for the Navy to assess their application and execute the agreement.

• Interested firms can request an application package for MSRA or ABR via email to flcy_msra_abr_group@us.navy.mil.

• This RFQ is not a small business set-aside.

• Payment will be made in Japanese currency (JPY).

• The document includes extensive clauses related to contract administration, inspection, acceptance, packaging, marking, and contractor requirements (e.g., security, access to facilities, IT systems, and personnel investigations).

Solicitation / RFP / RFQ

This document outlines the requirements for replacing ventilation ducts in the galley and weather deck of the LCU-1651 (NBU-7). The existing ventilation duct in the galley is heavily corroded and requires replacement, including the weather opening, watertight cover, and louver.

• Removal of existing ventilation duct weather opening, watertight cover, and louver.

• Fabrication and installation of new ventilation duct weather opening using 3/16 inch thick mild steel plate.

• Accomplishment of welding requirements as per standard items (009-12).

• Local air hose test of new penetrated welding joints with no allowable leakage.

• Removal of existing louvers.

• Installation of new watertight cover assemblies.

• Cleaning and preservation of new and disturbed surfaces.

• Visual inspection of replaced ventilation duct by Ship's Force.

• Submission of a condition report.

• Anticipated Award Date: December 4, 2025

• Production Completion Date: May 1, 2026

• Period of Performance (POP) Start Date: February 10, 2026

• Period of Performance (POP) End Date: September 30, 2026

• Preparing Activity: SASEBO

• Not explicitly detailed in this document, but references standard items and drawings for fabrication and installation guidance.

• Not specified in this document.

• The as-built drawing does not match the current condition.

• Preservation work of the hull exterior surface will be covered by a separate job order (38NBA10013-A01).

• SRF Tool Room will issue pressure gauges.

• Government Furnished Material (GFM) is listed, including steel plate, welding rod, insulation, tape, fasteners, and adhesive.

Statement of Work (SOW) / Performance Work Statement (PWS)

This document outlines the "Job Specification" for the "Overflow and Natural Vent Piping; inspect and replace" work on the LCU-1651 NBU-7 vessel.

• Inspection and Replacement: Inspect and replace overflow and natural vent piping. This includes:

  • Cleaning of the waste oil tank (1.3.1).
  • Visual inspection of tank overflow and natural vent piping (1.3.2, 1.3.3).
  • Removal and installation of new piping to replace deteriorated piping (3.4).
  • Air flow testing of new and disturbed piping to verify no leaks or obstructions (3.4.2).
  • Cleaning and preservation of new and disturbed surfaces (3.5).

• Locations: Work will be performed in the AFT Engine ROOM (2-56-0-E) and the Bulwark area (1.2.2).

• Specific Piping: Includes various sizes (1" to 6" IPS) of C-Steel and CuNi piping for different systems such as Seawater Ballast Tanks, Ramp Handling Machinery Compartment, Equipment & Repair Parts Stores, Diesel Oil Tanks, CHT System, Sea Chest, Anchor Winch Compartment, Void Space, Flammable Liquid Storeroom, AC Room, Magazine, and Oily Waste Tank.

• Reports are required for:

  • Condition of piping after visual inspection (3.2.1).
  • Marine Chemist certificate after cleaning (3.3.1).
  • Location and length of replaced piping (3.4.3).

• Air flow test criteria: Allowable leakage and obstructive flow is None (3.4.2).

• Tank, void, and cofferdam cleaning requirements are detailed in Enclosure (T), including ventilation, waste disposal, and hose alignment checks.

• Anticipated Award Date: 5/01/2026

• POP Start Date: 6/01/2026

• POP End Date: 9/30/2026

• Production Completion Date: 8/29/2026

• Preparing Activity: SASEBO

• Cleaning of waste oil tanks must comply with 29 CFR 1915 Subpart B.

• Tank cleaning for ballast and fuel oil tanks are covered under separate ICNs (38NBA12311-A01 and 38NBA12312-A01, respectively).

• Government Furnished Material (GFM) will be provided for piping and related components.

• Enclosure (T) details general requirements for Tank, Void, and/or Cofferdam Cleaning.

Statement of Work (SOW) / Performance Work Statement (PWS)

This document outlines the work required to chemically clean, inspect, and replace CHT (Contaminated Holding Tank) piping on the LCU-1651, NBU-7 vessel.

• Title: CHT Piping; chemically clean, inspect and replace.

• Locations: FWD Engine Room (2-50-0-E), WR, WC, and SHR (1-44-1-L), and Equipment Repair Parts and Ordnance Store Room (2-40-0-A).

• Key Components:

  • One 300-gallon CHT Tank.
  • Approximately 80 feet of 3/4 inch to 2 inch IPS CHT piping (CuNi).
  • Approximately 10 feet of 3/4 inch to 2 inch IPS CHT piping (CuNi) for replacement if leaks occur during cleaning or fail inspection.

• Major Tasks:

  • Chemically clean CHT tanks and associated equipment.
  • Chemically clean CHT piping system using RYDLYME or equal.
  • Disconnect and reconnect mechanical joints for cleaning.
  • Flush piping system with clean fresh water and ensure it is leak-free.
  • Neutralize flushing chemicals, maintaining pH between 6.0 and 8.0.
  • Perform borescope inspection of internal piping surfaces.
  • Perform ultrasonic inspection to measure wall thickness.
  • Remove and install new piping as needed.
  • Conduct an operating pressure test to verify tightness and flow.
  • Clean and preserve new and disturbed surfaces.

• Cleanliness must meet Level III of Section 505j2 of reference S9AA0-AB-GOS-010/GSO Rev 11.

• Allowable external leakage: None.

• Allowable leakage and obstructive flow during operating pressure test: None.

• pH level during neutralization: between 6.0 and 8.0.

• Anticipated Award Date: 12/04/2025

• POP Start Date: 02/02/2026

• POP End Date: 09/30/2026

• Location: SASEBO (Preparing Activity)

• References include various MIL-SPECs, NAVY standards, and specific enclosure documents (e.g., ENCLOSURE (T) for Tank, Void and/or Cofferdam Cleaning).

• Marine Chemist certificate must be submitted.

• Waste liquid disposal must follow specific procedures.

• Coordination with Damage Control Assistant for off-loading/transferring fluids is required.

• Government Furnished Material (GFM) will be provided for certain items.

• SRF tool room will issue torque wrenches when required.

Statement of Work (SOW) / Performance Work Statement (PWS)

This document outlines the "A-Frame Assembly; repair" for the LCU-1651 NBU-7 vessel.

• Location: Vehicle Deck, Frames 66 through 72, Starboard Side.

• Identification: Repair a total of 5 Square Feet (SF) of pitted surface on the A-Frame Assembly.

• Tasks:

  • Grind out and build up each pitted surface using guidance from reference 2.2.
  • Accomplish welding requirements as per 009-12 of reference 2.1, Table 4, Column A, Lines 1-7.
  • Accomplish cleaning and preservation of new and disturbed surfaces to match surrounding areas as per 009-32 of reference 2.1.
  • Inspect and verify completion of the work.

• Anticipated Award Date: December 4, 2025

• POP Start Date: February 2, 2026

• POP End Date: September 30, 2026

• Production Completion Date: August 29, 2026

• Initial Condition: Degradation is cosmetic, caused by blunt force impact. Weld build-up and preservation are required.

• Related Work:

  • Replacement of reversing sheave and stern anchor handling system operational test will be conducted under ICN 38NBA31109 H01.
  • Removal and installation of stern anchor wire rope assembly will be conducted under 38NBA31109 H02.

• Welding Rods (7018M, 3/32" and 1/8")

• Cleaning Compound (Solvent)

• Cleaning Cloths

• Grease (Wire Rope-EX)