TGI_38K6154103A02_c0v0.pdf
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- Attached to
- USS RAFAEL PERALTA (DDG-115) FY26 SIA BUNDLE #1
- Solicitation number
- N6264926RA036
About this file
This is a WebAIM Short Form Task Group Instruction (TGI) for maintenance work on the USS Rafael Peralta (DDG-115), a naval vessel. The document provides detailed specifications for dewatering Fuel Tank Groups 5 and 6, issued on January 30, 2026, with ICN 38K6154103.
The work involves dewatering six fuel tanks across two groups with a combined total capacity of approximately 132,900 gallons and a required water removal of 47,700 gallons. Fuel Tank Group-5 comprises three tanks (Fuel Receiving Tank 5-308-1-F with 30,038-gallon capacity, Fuel Tank 5-354-0-F with 38,127-gallon capacity, and Fuel Expansion Seawater Overflow Tank 4-370-3-F with 1,530-gallon capacity), while Fuel Tank Group-6 also comprises three tanks (Fuel Receiving Tank 5-308-2-F with 30,032-gallon capacity, Fuel Tank 5-370-0-F with 31,545-gallon capacity, and Fuel Expansion Seawater Overflow Tank 4-370-4-F with 1,873-gallon capacity). The work locations include multiple crew living spaces, access trunks, passages, and the generator room. The contractor work is scheduled to begin on July 27, 2026, and conclude by September 4, 2026. SRF-JRMC will provide supporting services including crane and rigging services, electrical utilities, air/water/steam supply, safety and gas-free inspections for employees, and quality assurance inspections. A related Fuel Transfer Valve replacement (TGI No. 38K6154103A01) will occur concurrently with this dewatering task.
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Text version
FOUO
WebAIM Short Form TASK GROUP INSTRUCTION
30-JAN-2026 0848
20.15.6.0.9333 (July 2025) ICN: 38K6154103 KeyOp: A02
COMPONENT NAME: TYPE: PHASE: REPEAT: CHG/VER:TGI NO: FO TK GP-5 & GP-6 AY A 0 0/0
SHIP/HULL NO: SHIP/HULL NAME: PROJECT: SYSTEM: PLANT ID: CASREP CAT:
DDG-115 USS RAFAEL PERALTA K61 2
CU PHASE TITLE: F/O - DEWATER FUEL TANK GROUP-5 AND GROUP-6
WORK CERTIFICATION SIGNATURES: DLs
COMPLETION OF WORK REVIEW: BADGE NO: SHOP/CODE: PHONE: DATE:
RECORDS REVIEW: BADGE NO: SHOP/CODE: PHONE: DATE:
FOUO Pg 1 of 4
EB140579
PREPARING ACTIVITY: STATUS: APP WORKING STATUS:
PREPARED BY: CODE: PHONE: DATE:
SUZUKI, AKIRA 231B 3152430968 17-NOV-2025
APPROVED BY: CODE: PHONE: DATE:
TAKAGI, RYOUTA 231B 3152434502 17-NOV-2025
CONCURRED BY: CODE: PHONE: DATE:
REASON FOR WORK/NEED FOR CHANGE:
JCN:
EB14-0579
SPECIAL REQUIREMENTS:
CU PHASE DESCRIPTION:
ZONE MANAGER: ZONE: COMPARTMENT: LEVEL: FRAME: SIDE:
SAITO, KAZUNOBU
JOB SUMMARY ID: TOT MAN HR.: TOT DUR: TOT JML COST: PLANNING ACCEPTANCE:
541A1203
1. SCOPE/PURPOSE:
1.1 Title: Fuel Tank Group-5 and Group-6; dewater
1.2 Location of Work:
1.2.1 Crew Living Space No. 4 (3-300-1-L)
1.2.2 Access Trunk (3-308-2-T)
1.2.3 Crew Living Space No. 6 (3-338-3-L)
1.2.4 Passage (3-338-6-L)
1.2.5 Crew Living Space No. 7 (3-350-2-L)
1.2.6 Generator Room (3-370-0-E)
TGI Short Form
30-JAN-2026 0848
20.15.6.0.9333 (July 2025) (Continued) ICN: 38K6154103 KeyOp: A02
COMPONENT NAME: TYPE: PHASE: REPEAT: CHG/VER:TGI NO: FO TK GP-5 & GP-6 AY A 0 0/0
SHIP/HULL NO: SHIP/HULL NAME: PROJECT: SYSTEM: PLANT ID: CASREP CAT:
DDG-115 USS RAFAEL PERALTA K61 2
CU PHASE TITLE: F/O - DEWATER FUEL TANK GROUP-5 AND GROUP-6
FOUO Pg 2 of 4
CU PHASE DESCRIPTION (Cont.)
1.3 Identification:
1.3.1 Quantity (One EA), Fuel Receiving Tank Group-6
Tank No.: 5-308-2-F Capacity: 30,032 Gallons
1.3.2 Quantity (One Lot/3 Tanks), Fuel Tank Group-5
Total Capacity: 69,695 Gallons Required amount of water to dewater: 47,700 Gallons
1.3.2.1 Fuel Receiving Tank Group-5
Tank No.: 5-308-1-F Capacity: 30,038 Gallons
1.3.2.2 Fuel Tank Group-5
Tank No.: 5-354-0-F Capacity: 38,127 Gallons
1.3.2.3 Fuel Expansion Seawater Overflow Tank Group-5
Tank No.: 4-370-3-F Capacity: 1,530 Gallons
1.3.3 Quantity (One Lot/3 Tanks), Fuel Tank Group-6
Total Capacity: 63,450 Gallons Required amount of water to dewater: 47,700 Gallons
1.3.3.1 Fuel Receiving Tank Group-6
Tank No.: 5-308-2-F Capacity: 30,032 Gallons
1.3.3.2 Fuel Tank Group-6
Tank No.: 5-370-0-F Capacity: 31,545 Gallons
1.3.3.3 Fuel Expansion Seawater Overflow Tank Group-6
Tank No.: 4-370-4-F Capacity: 1,873 Gallons
1.4 Security Classification: None.
30-JAN-2026 0848
20.15.6.0.9333 (July 2025) (Continued) ICN: 38K6154103 KeyOp: A02
COMPONENT NAME: TYPE: PHASE: REPEAT: CHG/VER:TGI NO: FO TK GP-5 & GP-6 AY A 0 0/0
SHIP/HULL NO: SHIP/HULL NAME: PROJECT: SYSTEM: PLANT ID: CASREP CAT:
DDG-115 USS RAFAEL PERALTA K61 2
CU PHASE TITLE: F/O - DEWATER FUEL TANK GROUP-5 AND GROUP-6
FOUO Pg 3 of 4
CU PHASE DESCRIPTION (Cont.)
Ref.
No.
Document/Drawing Number DOCUMENT/DRAWING TITLE REV
CHG
NO.
CPY
REQ PARAGRAPH SECT PG CHPT
1.5 Initial Condition:
1.5.1 CASREP C-2, DTG: 242351ZMAR ’25, SERIAL: 25040
1.6 Contractor work start date:
1.7 Contractor work completion date:
2. PROCEDURE:
2.1 Dewater each tank listed in 1.3.1. See 2.2.3.
2.1.1 Accomplish the requirements of 099-909YO of Ref. No. 2 for each tank listed in 1.3.2 and 1.3.3.
2.1.2 Accomplish the requirements of 009-009 of Ref. No. One.
2.2 Notes:
2.2.1 Planner: Code 231B A. Suzuki, 243-0968
2.2.2 Work Integration Manager (WIM): Code 333 T. Yaginuma, 080-5419-0598
2.2.3 Fuel Transfer Valve FT-V-122B located in 5-300-01-E will be replaced by SRF-JRMC (TGI No. 38K6154103A01).
2.2.4 JCN EB14-0579 is related to this TGI.
2.3 Government Furnished Material (GFM): None.
2.4 SRF-JRMC will provide the following service work: (TGI No. 38K6154103S02)
2.4.1 [C740] Crane and crane rigging service.
2.4.2 [X99E] Utility service, electrical.
2.4.3 [X99M] Utilities service, including low pressure air supply, water supply, and steam supply.
2.4.4 [C106.1] Safety inspection for SRF-JRMC employees.
2.4.5 [C106.2] Gas free inspection for SRF-JRMC employees.
2.4.6 [C133] QA inspection for (G) symbol(s).
Kouichi.Yoshida.ja Typewritten Text 7/27/2026
Kouichi.Yoshida.ja Typewritten Text 9/4/2026
30-JAN-2026 0848
20.15.6.0.9333 (July 2025) (Continued) ICN: 38K6154103 KeyOp: A02
COMPONENT NAME: TYPE: PHASE: REPEAT: CHG/VER:TGI NO: FO TK GP-5 & GP-6 AY A 0 0/0
SHIP/HULL NO: SHIP/HULL NAME: PROJECT: SYSTEM: PLANT ID: CASREP CAT:
DDG-115 USS RAFAEL PERALTA K61 2
CU PHASE TITLE: F/O - DEWATER FUEL TANK GROUP-5 AND GROUP-6
FOUO Pg 4 of 4
Ref.
No.
Document/Drawing Number DOCUMENT/DRAWING TITLE REV
CHG
NO.
CPY
REQ PARAGRAPH SECT PG CHPT
1 NSI FY-26 NAVSEA Standard Items - 1 N 2 LI FY-26 Local Standard Items - ORG N
TASK NAME / TASK DESCRIPTION
SHOP/
TSD TS
SF
WC
CREW
# MHRS RWRK
MATERIAL LIST
ITEM
NO.
PC
NO.
REF
NO.
M
C DESCRIPTION
STOCK
NUMBER
GENERIC
MATL
TYPE LVL QA
HAZ
MAT
DOC
NO.
QTY
REQD/
UNIT
QTY
USED/
UNIT
MATERIAL REFERENCES
REF
NO.
DOCUMENT/DRAWING NUMBER DOCUMENT/DRAWING TITLE
REV
ICN: 38K6154103 KEY OP: A02
File details come from the government source that posted it. Updated .