FB PWS-08-20-24.pdf

SPECIFICATIONS FOR MAINTENANCE AND REPAIR OF USAV FERRYBOAT 814 (FB)

Contract References:

U.S. Coast Guard (USCG) Regulations: 46 CFR. Subchapter T, Small Passenger Vessels (175-187).

American Bureau Of Shipping (ABS) Rules For Building and Classing Steel Vessels Under 90 Meters.

Institute Of Electrical and Electronic Engineers Standards, Publication No. IEEE-45, Recommended Practice for

Electrical Installations on Shipboard (2002).

Department of the Army Technical Bulletin 43-0144, dated November 2005, entitled: "Painting of Watercraft."

AR 750-1 Army Material Maintenance Policy

AR 56-9 Army Intratheater Watercraft Systems

American Boat & Yacht Counsel (ABYC) AC and DC Electrical Systems on Boats. ABYC E-11.

National Association of Corrosion Engineers (NACE) / Society for Protective Coatings (SSPC) Surface Preparation

(SP) Standards 1-16.

STATEMENT OF WORK: The Contractor shall provide the services of a qualified marine repairer during the performance of work as described in the following specification items. The contractor shall provide all materials, supplies, and equipment to complete all work requirements. The Contract Officer’s Representative may designate a technical representative and/or Marine Surveyor from the West Point Harbor Craft Branch. Additional Army marine surveyors and specialists may be authorized to perform surveyor duties. Upon completion of work, the vessel must be returned in operational condition.

AAA. HULL CLEANING AND PAINTING (UNDERWATER AREAS AND EXTERNAL HULL)

AAA.1. References:

AAA.1.1. Department of the Army Technical Bulletin 43-0144, dated November 2005, entitled: "Painting of

Watercraft."

AAA.2. Scope of Work: Adhere to listed requirements and blast, clean and paint the below designated surfaces using materials of the listed specifications.

AAA.3. Requirements:

AAA.3.1. Prior to any blasting as specified in this item, all hull openings, hatches, vents or other openings to the interior of the vessel shall be blanked off and sealed to prevent entry of abrasive blasting material. Pay particular attention to the one (1) fathometer transducer located forward near the centerline. Furnish and attach protective metal disc covers over the transducer.

AAA.3.2. Prior to blasting, weld all hull markings for permanent identification, to include draft marks and vessel name.

AAA.3.3. Precautions shall be taken to prevent damage to electrical wiring, fixtures, data and name plates, glass of port lights and windows, instruments or any other components not intended to be blasted. Any components damaged on the vessel in the performance of this item shall be repaired or replaced at the expense of the Contractor.

AAA.3.4. No abrasive blasting shall be performed until the Marine Surveyor has approved the installed methods of protection.

AAA.3.5. No work shall be performed on the interior of the vessel during abrasive blasting operations.

AAA.3.6. These precautions shall be adhered to during the entire time of abrasive blasting operations on the vessel and when the vessel is in the vicinity of blasting operations where the possibility exists of abrasive blasting material entering the vessel due to wind conditions or force of the blast.

AAA.3.7. Bared surfaces shall not be allowed to stand overnight without application of primer paint.

AAA.3.8. All new materials shall be blasted to white metal (SSPC-SP5) and primer paint applied prior to installation.

NOTE: Requests to deviate from the specified paint system shall be submitted in writing to the Contracting Officer with all applicable documentation. Written authorization shall be received from the Contracting Officer prior to proceeding with any deviation. Inclusion of a paint system in the referenced technical bulletin is not authorization to deviate from the specification requirements.

AAA.4. Removals:

AAA.4.1. Make the required disconnections and removals prior to performance of this item. Reinstall any removals upon completion of blasting/painting.

AAA.5. Areas to be Abrasive Blasted: Line 1: AAA 5.1.-5.2 (Blasting)

AAA.5.1. Prior to the commencement of abrasive blasting, the Contractor shall perform high pressure water cleaning at 5,000 – 10,000 PSI (SSPC HP WC) of entire surface areas to be abrasive blasted.

AAA.5.2. Abrasive blast to near white metal (SSPC-SP10), all exterior underwater hull plate surfaces, to include rudders and appendages (excluding propellers, propeller shafts) from the centerline and up to the main deck rubrail.

AAA.6. Inspection:

AAA.6.1. Prior to application of any paints, prepared surfaces will be inspected by the Marine Surveyor.

AAA.6.2. Contractor and Marine Surveyor shall perform a joint inspection and hammer test on each thru hull opening. Contractor shall submit a written report to Marine Surveyor within seven (7) working days of conditions found, defects, repairs, corrective action, labor and material costs, if applicable. Perform additional work as authorized by Contracting Officer.

AAA.7. Paint Application:

AAA.7.1. Stripe coat all welds, edges and irregular surfaces.

AAA.7.2. Apply paint only to clean, dry surface, using the designated paint and coating thickness as specified.

AAA.7.3. Paint coatings shall be free of runs and sags with borderlines struck clean, clear and precise.

AAA.7.4. Comply with the temperature, wind and humidity requirements stated in the referenced technical bulletin.

Paints shall only be applied within conditions stated.

AAA.7.5. Drying time between paint coatings shall be as recommended by the paint manufacturer using the referenced technical bulletin as a guide.

AAA.8. Paints (Underwater Areas): Line 2: AAA.8.1-10 (Painting)

AAA.8.1. To all bared underwater surfaces, up to bottom of rub rail (bow to Frame 30), apply one (1) coat of primer, Hempel Hempadur 45880, red, or equivalent, for a dried film thickness (DFT) of 5-8 mils.

AAA.8.2. To all primed surfaces, apply one (1) coat of Hempel Hempadur 45880, black, or equal, for a DFT of 5-8 mils.

AAA.8.3. To all black underwater surfaces, apply one (1) coat of Hempel Globic (anti-fouling), red, or equal, for a

DFT of 4-6 mils.

AAA.8.4. To all red antifouling-coated surfaces, apply one (1) coat of Hempel Globic, black, or equal, for a DFT of

4-6 mils.

AAA.8.5. To all black antifouling-coated surfaces, apply one (1) coat of Hempel Globic, red, or equal, for a DFT of

4-6 mils.

AAA.9. Paints (External Hull Areas):

AAA.9.1. To all freeboard surfaces, from waterline to rubrail, apply one (1) coat of Hempel Hempadur 1736 zinc-rich [primer], or equal, for a DFT of 4-5 mils.

AAA.9.2. To all primed surfaces, from waterline to rubrail, apply one (1) coat of Hempel Hempadur 45880, black, or equal, for a DFT of 6-8 mils.

AAA.10. Hull Markings: Strike in the vessel's draft markings as original with white or black Hempel Hempathane

5521, or equal, for a DFT of 2-3 mils.

AAA.11. Transducers Cleaning: Line 3: AAA.11.1 (Cleaning)

AAA.11.1. After application of anti-fouling paint, remove protective covering; the transducer face shall be hand cleaned free of all paint and foreign matter.

AAA.11.2. Marine Surveyor will inspect the transducer facing material for condition of material and satisfactory cleaning.

AAA.12. Vessel Undocking: Line 4- AAA.12.1.-12.3. (Storage and Launch)

AAA.12.1. A minimum drying period of 24 hours, preferably longer, is necessary between final coat of anti-fouling paint and undocking to ensure solvent release.

AAA.12.2. Provided all work items in Sections AAA-CCC are completed, the contractor shall provide storage of vessel until sea trials are scheduled and coordinated with the West Point Harbor Craft Branch. If necessary, storage shall be provided through April 15, 2025.

AAA.12.3. Launch the vessel within 30 days after application of final coat of anti-fouling paint. Launch may be extended no later than April 15, 2025.

BBB. MISCELLANEOUS REPAIRS

BBB.1. References:

U.S. Coast Guard (USCG) Regulations: 46 CFR. Subchapter T, Small Passenger Vessels (175-187).

American Bureau Of Shipping (ABS) Rules For Building and Classing Steel Vessels Under 90 Meters.

Institute Of Electrical and Electronic Engineers Standards, Publication No. IEEE-45, Recommended Practice for

Electrical Installations on Shipboard (2002).

Department of the Army Technical Bulletin 43-0144, dated November 2005, entitled: “Painting of

Watercraft.”

BBB.2. Scope of Work: The contractor shall satisfactorily complete the repairs listed below. All installations and repairs shall be fully operational and installed in accordance with (IAW) manufacturer’s instructions and federal regulations for small passenger vessels, as required.

BBB.3. Requirement:

BBB.3.1. In the performance of any burning, heating, welding, or access for entry required to accomplish the repairs specified in this specification, it shall be the responsibility of the contractor to provide a "gas free" or "safe for hotwork" certificate issued by a certified chemist to the Marine Surveyor, certifying that all tanks or other adjacent areas in the way of repairs or alterations are free of gas or other fire hazards.

BBB.3.2. The contractor shall submit test reports, establishing compliance with all Federal, state, and local environmental standards, or standards applicable in the country where the work is performed, pertaining to marine paints, painting processes, and the handling, storing, and disposal of hazardous wastes. The contractor shall dispose of all hazardous waste.

BBB.3.3. The contractor shall obtain detailed sizes, dimensions and materials requirements from the vessel.

BBB.3.4. The contractor shall conduct all tests in the presence of the Marine Surveyor.

BBB.4. Removals: The contractor shall make removals as required for the performance of work as described in this specification item.

BBB.5 Repairs:

BBB.5.1. Supply and fabricate new exhaust system from main engine turbo to exhaust mufflers and through stack exiting vessel. This applies to both new main engines. Line 5: BBB.5.1.- 5.3. (Exhaust Repair)

BBB.5.2. Supply and fabricate new exhaust system from port and starboard generators to mufflers and through stack exiting the vessel.

BBB.5.3. Fabricate and install all new exhaust lagging on each installation above.

BBB.5.4. Crop and renew port and starboard struts and bottom plate, install new strut cutlass bearings. Replace hull plating that supports struts between frames 26 and 30 from port chine to starboard chine. Line 6: BBB.5.4. (Hull plating & Strut repair)

BBB.5.5. Install a self-deploying and recovering anchoring system. This item will be a functional anchoring system will include anchor, rode, tackle, electric windlass or winch. The anchor shall be stored and deployed by a bow pulpit, fairlead, bull nose, or hawsepipe. Storage of anchor and rode will be provided. The contractor shall supply at least 500’ of rode and 50’ of chain and an anchor of capable holding power. Line 7: BBB.5.5. (Anchoring System)

BBB.5.6. Remove the vessel’s two (2) existing propellers and turn them over to the vessel’s attending Surveyor.

Procure and install two (2) new propellers which meets the vessel’s horsepower and marine gear requirements.

Line 8: BBB.5.6. (Propeller)

BBB.5.7. Replace all wheelhouse windows (8) and doors (2). Three forward-facing windows shall be clear. Three aft and two side windows shall be tinted. Port and starboard doors shall be weathertight with tinted windows and must be able to latch open. Line 9: BBB.5.7. (Weathertight wheelhouse)

BBB.5.8. Contractor shall install heat and air conditioning mini-split or similar unit in the wheelhouse. A compressor/condensing unit will be installed above the wheelhouse or doghouse. Drainage will be installed to prevent pooling or standing water. Line 10: BBB.5.8. (Wheelhouse HVAC)

CCC. PORT AND STARBOARD MAIN ENGINE AND MARINE TRANSMISSION REPLACEMENT

CCC.1. References:

CCC.1.1. 46 CFR 175-187 (Subchapter T: Small Passenger Vessels)

CCC.1.2. Cummins Wiring and Owners Manuals for 46553078

CCC.1.3. Twin Disc Marine Transmission Technical Manual

CCC.1.4. Department of the Army Technical Bulletin 43-0144, dated November 2005, entitled: “Painting of

Watercraft.” (This TB provides guidance on application of any touchup painting)

CCC.2. Contractor Furnished Engine Data: Line 11: CCC.2. – CCC.3.4. (Supply engines and transmissions)

CCC.2.1. Engine Manufacturer: Cummins

CCC.2.2. Model: QSL9

CCC.2.3. H.P. 250 (minimum)

CCC.2.4. Number of Cylinders: 6

CCC.2.5. Number of Engines: 2

CCC.2.6. Weight: 2153 lbs.

CCC.2.7. Control Type: Electronic

CCC.3. Contractor Furnished Marine Transmission Data:

CCC.3.1. Marine Transmission Manufacturer: Twin Disc

CCC.3.2. Model: MQ6091 SC

CCC.3.3. SEA Number: 2.95 : 1

CCC.3.4. Weight: 485 lbs.

CCC.3. Scope of Work:

CCC.3.1. The contractor shall provide the services of a qualified marine installer technician to replace the port and starboard main engines and marine transmissions with contractor furnished main engine and marine transmissions.

The contractor shall furnish all equipment and materials. All installations and repairs shall be fully operational and installed in accordance with manufacturer’s specifications, ABS and federal regulations for small passenger vessels, as required.

CCC.3.2. Perform a satisfactory operational two-hour dock trial and a four-hour operational sea trial upon completion of all repairs. Vessel shall be operated by the vessel’s crew for all testing and trials.

CCC.3.3. The old engines and marine transmissions shall be drained of all fluids and properly recycled by the contractor.

CCC.4. Requirements:

CCC.4.1. The contractor shall maintain records documenting compliance with all Federal, state, and local environmental standards pertaining to marine paints, painting processes, and the handling, storing, and disposal of hazardous wastes. These records may be requested by the attending surveyor. The contractor shall dispose of all hazardous waste.

CCC.4.2. In the performance of any burning, heating, welding, or access for entry required to accomplish the repairs specified in this specification, it shall be the responsibility of the contractor to provide a "gas free" or "safe for hot-work" certificate issued by a certified chemist to the Marine Surveyor, certifying that all tanks or other adjacent areas in the way of repairs or alterations are free of gas or other fire hazards. The “gas-free” or safe for hot-work certificate shall be submitted to the attending Marine Surveyor.

CCC.4.2.1. The contractor shall remove all fuel oil from port and starboard tanks and strip and clean tanks. Prior to sea trials, the contractor shall supply 200 gallons of fuel to each tank. Following successful sea trials, West Point

Harbor Craft personnel will arrange to purchase and deliver additional fuel prior to departure from shipyard. Line

12: CCC.4.2.1. (Fuel Removal)

CCC.4.3. Disturbed areas shall be cleaned and painted using the referenced technical bulletin as a guide.

CCC.5. Disconnections/ Removals: Line 13: CCC.5.1.-5.3. (Engine Room removals)

CCC.5.1. The contractor shall remove all interferences to facilitate removal of the existing port and starboard main engines and marine transmissions.

CCC.5.2. The contractor shall make necessary mechanical and electrical disconnections prior to removing the main engines and marine transmissions from the vessel.

CCC.5.3. Remove the port and starboard main engines and marine transmissions from the vessel.

CCC.6. Installations: Line 14: CCC.6.1. – CCC.6.8. (Engine installation)

CCC.6.1. The contractor shall furnish and install main engines, associated electronic engine controls and marine transmissions to their respective location aboard the vessel and make all mechanical and electrical reconnections, including the installation of contractor-furnished Fernstrum keel coolers for each main engine. The contractor may be required to modify the existing engine mounts as required for installation and proper alignment.

CCC.6.2. The electrical engine controls shall be installed in the wheelhouse and be fully operational.

CCC.6.3. The engine shall be aligned to the reduction gears in accordance with manufacturer’s specifications.

CCC.6.4. The contractor shall install a new fuel piping system with filters (as required), supplying fuel to new engines. Fuel piping shall be installed IAW 46 CFR 182.455.

CCC.6.5. Modify or replace existing supply ventilation to engine room in accordance with engine manufacturers specifications and 46 CFR 182.465.

CCC.6.6. Fill the engine with the correct level of oil and coolant according to manufacturer’s recommendations.

CCC.6.7. Reinstall all other removals made in the performance of this item.

CCC.6.8. Painting: The contractor shall touch up paint all disturbed areas to match adjacent color schemes IAW referenced Technical Bulletin.

CCC.7. Testing: Line 15: CCC.7.1. – CCC.7.3. (Sea Trials)

CCC.7.1. The contractor shall perform a two-hour dock trial and a four-hour sea trial upon completion of engine replacement. Engine shall be tested under varying loads with the last two hours of sea trials at rated RPMs and load.

CCC.7.2. The vessel shall be operated by the vessel’s crew in the performance of trials.

CCC.7.3. The test results shall be recorded at fifteen-minute intervals and include as a minimum, RPMs, oil pressure, water temperature and percentage of load being applied.

CCC.7.4. All records, files, instructions, and documentation shall be submitted to the COR or surveyor.