21-62089 SOW-3HB357.pdf

USCGC WILLIAM TRUMP (WPC-154) DOCKSIDE AVAILABILITY FY2021

11 (Rev-1)

Tanks, Clean and Inspect

1. SCOPE

1.1 Intent. This work item describes the requirements for the Contractor to remove contents and clean the following tank(s):

TABLE 1 – FUEL TANKS AND VOIDS

TANK LOCATION CAPACITY -

95%

(GALLONS)

FUEL OR

WASTE WATER

TO BE

REMOVED AND

DISPOSED OF

(GALLONS)

Fuel Oil Service

1S 3-17-1-F 1750 1750

Fuel Oil Service 1P

3-17-2-F 1750 1750

Fuel Oil Service 2S

3-41-1-F 840 840

Fuel Oil Service 2P

3-41-2-F 840 840

Emer Gen Fuel Tank

1-10-1-F 93 93

Fuel Oil Storage 1 3-11-0-F 5040 5040 Fuel Oil Storage 2 3-23-0-F 5350 5350 Fuel Oil Overflow

3-10-0-F 606 606

Fuel Oil Overflow

3-40-0-F 1159 1159

Oily Water 3-34-1-W 336 336 Dirty Oil 3-34-2-F 336 336 Aft Void 3-43-0-V 924 924

1.2 Government-furnished property.

None.

12 (Rev-1)

2. REFERENCES

COAST GUARD DRAWINGS

Coast Guard Drawing 154 WPC 601-302, Rev D, General Arrangement Coast Guard Drawing 154 WPC 506-301, Rev -, Fills, Vents, Sounds and Overflows Diagram

COAST GUARD PUBLICATIONS

Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), 2020, General Requirements

OTHER REFERENCES

Society of Automotive Engineers (SAE) Aerospace Material Specification (AMS) C6183, 2013, Cork and Rubber Composition Sheet; For Aromatic Fuel and Oil Resistant Gaskets MIL-DTL-1222, Dec 2000, Studs, Bolts, Screws and Nuts for Applications Where a High Degree of Reliability Is Required

3. REQUIREMENTS

3.1 General.

3.1.1 CIR.

None.

3.1.2 Tech Rep.

Not applicable.

3.1.3 Protective measures. The Contractor shall furnish and install all protective coverings to seal off and protect all non-affected vessel's components, equipment, and spaces near the work area against contamination during the performance of work. Upon completion of work, the Contractor shall remove all installed protective measures, inspect for the presence of contamination, and return all contaminated equipment, components, and spaces to original condition of cleanliness.

3.1.4 Interferences. The Contractor shall handle all interferences in accordance with SFLC Std Spec 0000, paragraph 3.3.5 (Interferences). Known interferences include, but are not limited to the below-listed:

Fuel Piping Tank access cover

3.1.4.1 Fuel. The Contractor shall remove and dispose of diesel fuel and oil in the quantities listed in Table 1. Dispose of removed fluids in accordance with all applicable Federal, state, and local regulations (see 4.2 (Tank content restoration)). Document a complete chain of custody record of the removed tank contents from the vessel to the point of final destination or delivery. Submit CFR to the COR upon completion of work.

13 (Rev-1)

3.1.4.2 SSDG service tank draining/cleaning. In the event that generators must be operated aboard the vessel during execution of this item, an adequate amount of fuel shall remain in at least one generator service tank for the duration while others are being cleaned. The Contractor shall coordinate with ships force to determine a plan for filling this requirement (e.g. drain/clean one SSDG service tank then ship force refill prior to working subsequent service tanks, etc.). Submit a CFR documenting the mutually agreed upon plan for SSDG service tank cleaning.

NOTE

Vessel may come in with less tank fluid contents than specified above.

NOTE

Coast Guard personnel will operate all shipboard machinery and equipment.

3.2 Operational test, initial. Prior to commencement of work, the Contractor shall witness Coast Guard Personnel perform an initial operational test of the TLI’s for tanks listed in paragraph 1.1 (Intent), to demonstrate existing operational condition. Submit a CFR.

3.3 Plug log. The Contractor shall keep a written record of all plugs put in any tanks vents. A separate list shall be kept for each tank being entered.

3.3.1 Ensure that all plugs are removed from each tank upon completion of work in the tank.

3.3.2 Ensure the plug log is available to the Coast Guard inspector when the inspector is performing his close-out inspection on each tank.

NOTE

Initial and post repair operational tests apply only to tanks that possess TLIs.

3.4 Cleaning requirements. The Contractor shall remove tank cover(s) and clean tank interior surfaces free of all foreign materials, such as residual fuel or water, sediment, sludge, rust, or biological growth, taking care not to damage the coating system (if applicable). Remove cleaning media and residues continuously during the washing process. Remove any residual wash media; and wipe up residual moisture with clean lint-free cloths.

3.5 Tank content and waste disposal. The Contractor shall dispose of residual tank contents and any cleaning fluids in compliance with all applicable Federal, state, and local laws, ordinances and regulations. Document a complete chain of custody record of the removed tank contents and generated wastes, from the vessel to the point of final destination or delivery. Submit document to the COR upon completion of work.

14 (Rev-1)

NOTE

Coast Guard personnel will operate all shipboard machinery and equipment.

4. NOTES

4.1 Tank content removal. The Ship’s force will pump down the tanks to the maximum extent possible with the installed pumping system prior to the ship's arrival.

4.2 Tank content restoration. The Ship’s force will procure new fluids and refill all tanks at the appropriate time.