Attachment I TD 209 Keel Cooler Leak SOW Final.pdf

STATEMENT OF WORK

DRYDOCKING AND REPAIR

TUGBOAT TD-209

LENGTH OVERALL: 59 FEET

BREADTH: 22 FEET

DRAFT STERN: 6 FEET 6 inches

DISPLACEMENT WEIGHT: 105 long tons (light)

DESIGN: US ARMY 900 SERIES

STEEL HULL

STATEMENT OF WORK

The subject vessel is owned by the United States of America acting through the Maritime

Administration, Department of Transportation (herein after called MARAD).

1. SERVICES:

1.1. Contractor is to provide all labor and material required to perform a dry docking of Tug TD-

209 according to the Statement of Work. Barring any weather related or unforeseeable delays, MARAD intends for the TD-209 to be delivered and tendered to the contractor facility within three working days of notice to proceed. MARAD will deliver the TD-209 to the contractor’s facility which shall be located in the Hampton Roads area, such area to include the James River, all branches of the Elizabeth River, York River, Mobjack Bay and tributaries. The dry-docking

POP will be 21 days upon completion of delivery and tender. MARAD will assume custody and take re-delivery of the craft at the same contractor’s facility after all work is performed and accepted. MARAD intends to have a representative on site during most production days while the craft is at the contractor’s facility. The contractor will provide the following services to support this project:

1.2. The contractor shall provide line handlers to moor the vessel (including a gangway) upon arrival, to cast off the vessel during the final departure, and during all shifts within the

Contractor’s facility.

1.3. Contractor shall provide services of a crane, crane operator, and rigger to assist in the performance of all work items required by this contract (if required).

1.4. In addition, contractor shall provide fire protection to the vessel upon arrival at Contractor’s facility. Fire Protection shall comply with the National Fire Protection Association, “Standard for

Fire Protection of Vessels during Construction, Repair, and Lay-up”, NFPA 312.

1.5. Contractor shall also provide sufficient compressed air during the entire period of performance of the contract. The compressed air shall be free of moisture and oil; furnish all labor, material, and equipment to set-up temporary lighting in all spaces and tanks where work is to be carried out. Contractor shall furnish labor and material to connect and supply power in quantity sufficient to light the vessel and operate any equipment needed to accomplish the specification while vessel is berthed at the Contractor’s facility.

1.6. The contractor shall provide all labor, material, and equipment necessary to make all removals and restorations; remove and replace interference’s; rig and unrig; make all disassembles and subsequent reassembly to accomplish the work specified herein. All work shall be in compliance with the latest Regulatory Body requirements. The term, “Regulatory Bodies” includes the United States Coast Guard, American Boat and Yacht Council, United States Public

Health Service, the Department of Labor Occupational Safety and Health Administration, and the Institute of Electrical and Electronic Engineers.

1.7. If, in the performance of any work required in these Specifications, it becomes necessary to remove or disturb any structural part of the vessel, the contractor shall, upon completion of that work, reinstall or renew, if necessary, any affected structural part and restore to original conditions of durability, appearance, and seaworthiness. All temporary removals in the way of the work are to be replaced in good order.

1.8. All removed equipment or parts remain the property of the government and are to be left aboard the vessel. The contractor shall re-deliver the vessel in the same clean and orderly condition as when received.

1.9. All work specified shall be accomplished and completed in conformity with the highest standards of shipbuilding practices. All items contained in these Specifications must be proved to the satisfaction of the Contracting Officer’s Representative (COR).

1.10. The term “or equal” means that components, equipment, or material shall be equivalent in terms of performance, services required, compatibility with interrelated systems and arrangements and supportability over the service life of the components or equipment. In the case of component or equipment substitution for those components or equipment noted on the

Contract Guidance Drawings or Specification, the Contractor shall submit a written request delineating the design and the performance data on both the specified and substituted piece of equipment for COR approval and if approved, the Contractor shall take full contractual and technical responsibility for ensuring installation of components or equipment’s or both and compatibility with interrelated systems.

1.11. The terms “Replace” or “Renew” mean to remove the existing unit, equipment, or systems, including all interferences and to install a new unit, equipment or system which is either identical to or equal to that which was removed; the installation shall include at a minimum all hook-up, supports, and adapters which are required to affect a fully operational installation complete in all respects.

1.12. Any repairs or other work resulting from recommendations or other discoveries after the vessel is docked are to be brought to the attention of the COR immediately by use of a contractor generated inspection report. Any such additional work will be subject to a delivery order.

Additional work to be accomplished ONLY WHEN AUTHORIZED IN WRITING.

1.13. The contractor shall gas-free or inert all spaces affected by the work described in this specification and is responsible for determining all spaces requiring gas freeing. All safety precautions contained in the United States Department of Labor Safety and Health Regulations for Ship Repairing, Title 29 CFR Parts 1501.10, 1501.11, 1501.12, 1501.14, and 1501.15 must be strictly observed. A copy of the gas-free certificate is to be presented to the COR before beginning work on the repairs. Initial Certificates are to be issued by a Certified Marine Chemist, as will recertification if conditions change which will affect the Certificate. Gas-Free Certificates shall be updated daily by competent persons.

1.14. All welding shall meet ABS and USCG requirements and conform to American Welding

Society (AWS) standards. All welds shall be cleaned prior to painting. All surfaces which have been cut, drilled, welded, or otherwise modified shall be cleaned, free of grease, slag, and foreign matter; and painted in accordance with the coating sections of these Specifications. Prior to any surface preparations the contractor will conduct a joint inspection of the welding repairs with the

COR.

1.15. Contractor shall provide an office space near the dry dock or marine railway for use by the

Owner’s representative or representatives during the course of this contract with a desk and three chairs. Contractor shall supply internet access and local landline phone in the office.

1.16. Except when specified in writing from the Owner’s Representative, the Contractor shall not use any of the vessel’s spare parts, equipage, material, or equipment in the performance of specifications, including mooring lines, etc. Any spare parts, equipage, material, etc. authorized for use by the Owners Representative to the contractor are to be replaced, at the Contractor’s expense, prior to the completion of the contract. The Contractor shall be responsible for all deficiencies and the prompt and proper restoration of same and all deficiencies arising from the

Contractor’s use of the vessel equipage, machinery, etc.

1.17. Some of the vessel’s crew will be onboard the craft periodically and shall have free access to and from shore. The vessels crew will not be feeding and sleeping aboard, but the crew shall be free to do regular maintenance and repairs to all machinery and equipment. By no means will crew work be allowed to interfere with contract work.

1.18. All dirt and debris resulting from the work required by these Specifications shall be removed from the vessel and disposed of at contractor’s expense. All affected areas shall be left clean and in good order at the end of the dry-docking period.

2. DRYDOCKING

2.1.1. Provide the required drydocking facilities to drydock the vessel.

2.1.2. The vessel shall be blocked sufficiently to prevent stress and strain on vessel's hull.

2.1.3. Shift the vessel on the blocks for 100 percent cleaning and painting.

2.2. Drydocking Report:

2.2.1. Contractor shall provide a drydocking report.

2.3. Undocking: Upon completion of all related repairs and satisfactory inspection by the

Contractor and the GOV COR, refloat the vessel.

2.4. Contractor and GOV COR Checkpoints:

2.4.1. Inspect blocking of the vessel.

2.4.2. Inspect each compartment for leakage when vessel is shifted and when undocked.

2.4.3. Witness the undocking of the vessel.

3. KEEL COOLER/SYSTEM REPAIR

3.1. References:

3.1.1. Drawing Number ST-95-532-01, Rev 1 entitled: "Engine Cooling System."

3.2. Keel Coolers Data:

3.2.1. Service: Main engines, ship service diesel generators (port and starboard).

3.2.2. Quantity: Four (4) each:

3.2.3. Two (2) Main Engines – one (1) port; one (1) starboard

3.2.4. Two (2) Generators – one (1) port; one (1) starboard

3.3. Scope of work:

3.3.1. Investigate source of Starboard main engine cooling system leak.

3.3.1.1. Divers reported damage to starboard cooler guard.

3.3.1.2. Divers could not pinpoint leak.

3.3.1.3. System not leaking when isolated.

3.3.2. Provide CFR to repair or replace.

3.3.3. Replace both port and starboard cooler guards.

3.3.3.1. Paint cooler guards per Hull Cleaning and Painting

3.3.4. Replace all engines and generators coolant.

3.3.4.1. Replace coolant with John Deere Cool-Gard II PG Heavy-Duty

Antifreeze/Supper Coolant Pre-mix (Propylene glycol based) Part #: TY26969.

3.3.4.2. Furnish and install new Fleetguard type coolant filters for each main engine.

3.3.4.3. Furnish sufficient antifreeze to each engine cooling system. Premix antifreeze solution prior to installing. Vent air from each cooling system.

Insert proper quantity of dye for capacity of antifreeze for leak checking keel coolers during dock and river trials.

3.3.4.4. Leave each propulsion engine freshwater cooling system ready for service and expansion tank half full.

4. HULL CLEANING and PAINTING

4.1. Low-pressure Water Clean entire hull.

4.1.1. Pressure wash to remove marine growth.

4.1.2. Do not disturb paint.

4.2. Any disturbed paint during cleaning shall be recoated with Sherwin Williams Seaguard

Ablative Antifouling Red to a dry film thickness of 2.5-4.0 mils.

4.3. Keel cooler guards shall be primed with Sherwin Williams Seaguard 5000 HS.

4.4. Keel cooler guards shall be painted with 2 coats Sherwin Williams Ablative Antifouling

Red to a dry film thickness of 2.5-4.0 mils.