1.02 38DJ266202_00_A01.pdf

Ship/HULL NO. Ship/HULL NAME ICN: Rev: Key Op:

LHA-7 USS TRIPOLI JON. 380J266202 AOl

TITLE:

Bilge Area in Fire Pump and Refrigerant Machinery Room 6-45-0-E; preserve

JOB SPECIFICATION

Anticipated Award Date: Production Completion Date: PREPARING ACTIVITY:

SASEBOPOP Start Date: POP End Date:

PREPARED BY:

T.SATO

CODE

H_ST

DATE

6/09/2026

APPROVED BY: f)

S.MURAKAMI

CODE

S225

CONCURRED BY:

S.MOROOKA L411

CODE

S231

ASSIST PLANNER'S NAME: CODE

ASSIST PLANNER'S NAME: CODE

ASSIST PLANNER'S NAME: CODE

DESCRIPTION:

JSN(S): EAO5-1375 CASREP #

S/F CONTACT: OBJIO MM2 I HANNA MMC CWP # CCNS # LHA7-002-27

Approved by S300/S900

D. PERKINS/Pro Date:

c Manager

Avi: 7J1

LWC:

Work Completed

S/Force: Rate:

Ship Supt: Date:

Date:

SRF CONTROL NO.:________________________

WORK CERTIFICATION SIGNATURES

COMPLETION OF WORK REVIEW: BADGE NO.: SHOP/CODE: PHONE: DATE:

Sakura.Yamaguchi.ja Typewritten Text 09/11/2026

Sakura.Yamaguchi.ja Typewritten Text 10/07/2026

Sakura.Yamaguchi.ja Typewritten Text 12/18/2026

Sakura.Yamaguchi.ja Typewritten Text 01/29/2027

Sakura.Yamaguchi.ja Typewritten Text 1301401348

Ship/HULL NO. Ship/HULL NAME ICN: Rev: Key Op:

LHA-7 USS TRIPOLI j 38DJ266202 AOl

TITLE:

Bilge Area in Fire Pump and Refrigerant Machinery Room 6-45-O-E; preserve

1. SCOPE:

1.1 Title: Bilge Area in Fire Pump and Refrigerant Machinery Room 6-45-0- 5; preserve

1.2 Location of Work:

1.2.1 Fire Pump and Refrigerant Machinery Room (6-45-0-5)

"CRITICAL COATED AREA"

1.3 Identification:

1.3.1 A Total of (1,000 SF) of Bilge Area in Fire Pump and

Refrigerant Machinery Room, Located in 1.2.1

2. REFERENCES:

2.1 Standard Items (FY27)

2.2 622-7569310 Rev B, Floor Plates, Grating and Handrails MDL 1

2.3 803-1340709 Rev C, Floor Plating and Grating in Machinery Spaces, Installation of

2.4 501-6924906 Rev G, Detail Arrangement FWD Fire Pump/Refrigerant Machinery Room

2.5 142-7563484 Rev C, Structural ASSY 104 lB to 2ND PLATF 30" FWD FR 41 to 30" FWD FR 49 MDL 1

3. REQUIREMENTS:

3.1 Remove each existing floor deck plate located in 1.2.1 for preservation work. Upon completion of the work, install them with each new CRES fastener where missing or damaged, using 2.2 and 2.3 for guidance.

3.1.1 Chase and tap each exposed thread area for existing floor plate supports.

3.2 Provide each portable air driven bilge pump, high pressure pump with each necessary nozzle, suction hose, and required equipment to high pressure clean and gas-free each bilge space listed in 1.3.1.

3.2.1 Ventilate, empty, clean, and maintain each bilge space listed in 1.3.1 throughout the work item performance period.

3.2.1.1 Ensure that each harmful vapor, fume, and mist is

ventilated to the exterior of the vessel.

3.2.1.2 Remove and dispose of waste liquid that is not being

stored for reuse to a Government provided waste liquid conveyance. (See 4.2)

2,-

Shi /HULL NO. Shi IHULL NAME ICN: Rev: Key Op:

LHA-7 USS TRIPOLI JON: 38DJ266202 AOl

TITLE:

Bilge Area in Fire Pump and Refrigerant Machinery Room 6 -45-O-E; preserve

3.2.1.3 Contact the SRF-JRMC Detachment Sasebo ESH Division, Environmental Branch, S106.3 prior to transfer of waste liquid to the conveyance.

3.2.1.4 Provide watches and following spill kits (absorbent

pads, booms, etc. for oil or chemical spill containment) at each affected area where waste liquid is being transferred to ensure that each liquid is not released to any shipboard compartment or the sea. In case of a spill, take immediate action to contain the spill, and contact Sl06.3.

3.2.1.5 Identify each transfer hoses to the conveyance by

affixing the company's name and space location pumping from on each hose.

3.2.1.6 Establish and maintain communication between the

pumping station and the conveyance when the waste liquid is being transferred.

CV) "INSPECT PIPING ND HOSE ALIGNNT"

3.2.1.7 Inspect alignment of each piping, hose, and valves in the flow path prior to the start of pumping, purging, or flushing.

3.2.1.8 Accomplish a periodic walkthrough of all piping, hose, and valve alignments for leaks at least once an hour.

3.2.1.9 Pumping after sunset is not authorized unless

approved by SUPERVISOR.

3.3 Accomplish a visual inspection of each bilge area listed in 1.3.1 to determine the preservation area, using 2.4 and 2.5 for guidance.

(v) "REPORT"

3.3.1 Submit one legible copy of a report listing the results of the requirement of 3.3 to SUPERVISOR.

(v) "REPORT"

3.4 Submit one legible copy of Marine Chemist certificate to SUPERVISOR including certified location.

3.5 Accomplish the requirements of 009-032 of 2.1, including Table 3, One system out of Line 9 or 10, Columns A (SSPC-SP-ll or SSPC-SP WJ-2/L), B and H, or Line 13 Columns A and B for each bilge area listed in 1.3.1 as determined in 3.3, using manufacturer's instruction for guidance.

3.5.1 Power tool clean each narrow area to SSPC-SP-3 where power tool in 3.5 cannot reach.

3.5.1.1 Hand tool clean each narrow area to SSPC-SP-2 where

power tool in 3.5.1 cannot reach.

Shi /HULL NO. Shi /HULL NAME ICN: Rev: Key Op:

LHA-7 USS TRIPOLI JON: 38DJ266202 AOl

TITLE:

Bilge Area in Fire Pump and Refrigerant Machinery Room 6-45-O-E; preserve

3.5.2 Solvent clean each narrow area to SSPC-SP-1 where hand tool in

3.5.1.1 cannot reach.

3.5.2.1 Apply one coat of bilge red to each narrow area.

3.5.3 Roughen and wipe off, solvent clean each surface of non-ferrous piping.

3.5.3.1 Apply one coat of bilge red to non-ferrous piping.

3.6 Accomplish the requirements of 009-032 of 2.1 for cleaning and preservation of each new and disturbed surface to match surrounding areas.

4. NOTES:

4.1 Initial Condition - The bilge in fire pump and refrigerant machinery room was in need preservation.

4.2 The SUPERVISOR will provide a waste liquid conveyance to accumulate waste liquids in bilge for work being accomplished for SRF-JRMC availabilities.

5. GOVERNNT FURNISHED MATERIAL (GFM):

5.1 Government Furnished Materials.

MATERIAl I IT

MATERIAL LIST

M

QTY

ITEM PC REF / STOCK HAZ DOG REQD/ PARA

NO. NO NO C DESCRIPTION NUMBER MAT NO. UNIT NO.

001 M SCREW MACHINE, PAN HEAD, NYLON 9Z 5305 N 350/EA 3.1

LOCKING STRIP, 5/16"-18UNC-2A, 3/4 INCH SA21 00953

LG, CRES 316/NYLON, MIL-DTL-18240F

002 M ANTISEIZE COMPOUND, 8 OZ/TU, A-A-

9B 8030 Y

4/TU

3.1

59313 002921102