SOW_B-2_CLN-1_38KC312302_A01_NEW TGI_c0v0.pdf
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- Attached to
- USS SHOUP (DDG-86) 7C1 SRA BUNDLE-2
- Solicitation number
- N6264926RA060
About this file
This is a Task Group Instruction (TGI) document for potable water tank maintenance and preservation work on the USS SHOUP (DDG-86), a U.S. Navy destroyer. The TGI was prepared by Yuuta Kishi (Code 231A) and approved by Yuuji Nakamura on May 8, 2026, with work integration managed by Takehide Yaginuma (Code 333).
The scope requires comprehensive cleaning, assessment, inspection, repair, and preservation of the Potable Water Tank 4-126-2-W, a 3,955-gallon capacity tank with associated manhole and air vent hose connection cover plates. Work locations include the tank itself and the Forward Power Supply/Conversion Room (3-126-2-Q). Key procedures include: conducting a CCIMS assessment of existing preservation coating, structural integrity, deterioration, pitting, cracks, and damage; performing Level II general cleaning; commercial blast cleaning to SSPC-SP 6 specifications; visual inspection following blast cleaning; structural repairs including base metal weld buildup of up to 36 square inches per plate defect with specified thickness and grinding requirements; nondestructive testing per specification 009-012; completion air testing at 2 PSIG with zero allowable pressure drop; chlorination and bacteriological testing by a Japanese laboratory accredited to ISO 17025 or equivalent; and coating application with specified surface preparation (specification 009-032). New gaskets, washers, and brass nuts (MIL-DTL-1222 Type One, Grade 464) are required for manhole and air vent cover installation. Government-furnished materials include synthetic rubber gasket sheets and fasteners. SRF-JRMC provides crane services, electrical and utility support, gas-free inspections, QA inspections, and technical support. Work completion documentation includes assessment forms, inspection reports, coating data, and laboratory analysis records submitted to the supervisor.
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FOUO
FOUO: Public availability to be determined under 5 USC 552
TASK GROUP INSTRUCTION
AIM REV 20.11.4.0 (OCTOBER 2020)
TGI COMPONENT NAME: TYPE: PHASE: REPEAT: CHANGE:
NO.: POT WTR 4-126-2-W TK A 0 0
SHIP/HULL NO.: SHIP/HULL NAME: SYSTEM: PROJ/WO NO: CASREP CAT:
DDG-86 USS SHOUP 12314 KC3
CU PHASE TITLE:
F/O - CLEAN, ASSESS, INSPECT, REPAIR, AND PRSRV POTABLE WATER TANK (4-126-2-W)
PREPARING ACTIVITY:
PREPARED BY: CODE PHONE DATE
YUUTA KISHI 231A 315-243-6411 8-MAY-2026
APPROVED BY: CODE PHONE DATE
YUUJI NAKAMURA 231A 315-243-6041 8-MAY-2026
CONCURRED BY: CODE PHONE DATE
CONCURRED BY: CODE PHONE DATE
CONCURRED BY: CODE PHONE DATE
CONCURRED BY: CODE PHONE DATE
REASON FOR WORK/NEED FOR CHANGE:
CHANGE INSTRUCTIONS:
SPECIAL REQUIREMENTS:
SURFMEPP
CLEANLINESS FOR PIPING SYSTEM/EQUIPMENT LEVEL II
WORK CERTIFICATION SIGNATURES
COMPLETION OF WORK REVIEW: BADGE NO.: SHOP/CODE: PHONE: DATE:
ACCEPTANCE OF COMPLETED WORK
PHYSICAL INSPECTION PHYSICAL INSPECTION COMPLETED: BADGE NO.: SHOP/CODE: PHONE: DATE:
REQUIRED:☐YES ☒NO
RECORDS REVIEW: BADGE NO.: SHOP/CODE: PHONE: DATE:
TGI NO.: POT WTR 4-126-2-W TK A 0
FOUO
SHIP: DDG-86 CHG/VER: 0/0
LIST OF EFFECTIVE PAGES
SHT NO. CHG NO. SHT NO. CHG NO. SHT NO. CHG NO. SHT NO. CHG NO. SHT NO. CHG NO.
1-5 J1-2 M1-2
1. SCOPE/PURPOSE
1.1 Title: Potable Water Tank (4-126-2-W); clean, assess, inspect, repair, and preserve
1.2 Location of Work:
1.2.1 Potable Water Tank (4-126-2-W)
1.2.2 Forward (FWD) Power Supply/Conversion Room (3-126-2-Q)
1.3 Identification:
1.3.1 Quantity (One EA), Potable Water Tank
Tank No.: 4-126-2-W Capacity: 3,955 Gallons
1.3.2 Quantity (One EA), Manhole Cover Plate for 4-126-2-W
Manhole No.: 3-143-2 Size: 15 Inches x 23 Inches Material: Steel
1.3.3 Quantity (One EA), Air Vent Hose Connection (AVHC) Cover Plate for 4-126-2-W AVHC No.: 3-127-2 Size: 10 Inches Diameter Material: Steel
1.3.4 Quantity (1,100 SF), Entire Interior Surface of Potable Water Tank (4-126-2-W)
Remarks: The area includes tank side of manhole cover plate(s) and bolting ring
1.4 Security Classification: None.
1.5 Initial Condition:
1.5.1 Critical Coated Area: CCNY-DDG86-013-28 for the area listed in 1.3.4
1.6 Contractor work start date: See TGI POP List
1.7 Contractor work completion date: See TGI POP List
2. REFERENCES:
REF.
NO.
DOCUMENT
/DRAWING
NUMBER
DOCUMENT/DRAWING TITLE REV CHG
NO.
COPY
REQ’D
(Y/N)
SOURCE
DOC
(Y/N)
PARA SEC PG CHP
1 NSI FY-27 NAVSEA Standard Items - 2 N 2 LI FY-27 Local Standard Items - ORG N
FOUO
SHIP: DDG-86 CHG/VER: 0/0
REF.
NO.
DOCUMENT
/DRAWING
NUMBER
DOCUMENT/DRAWING TITLE REV CHG
NO.
COPY
REQ’D
(Y/N)
SOURCE
DOC
(Y/N)
PARA SEC PG CHP
3 NSI T-9630-
AB-MMD-
Corrosion Control Assessment and Maintenance Manual (CCAMM)
3 N
4 TM NAVSEA
4790/14
Tank and Void Structural and Coating Condition Survey (MRC G1N5)
- N
5 TM S9086-
CJ-STM-
010/CH-075
Fasteners 7 N
6 DWG 8100-
1254-0085
FLUSH DK. W.T. & OIL TIGHT
BOLTED PLATE MANHOLE 15" x 36", 15" x 18" & 15" x 23"
AE Y 2,
7 DWG 8100-
1254-0239
10" DIA AIR VENT HOSE
CONNECTIONS
P Y SE
E N
OT
E
8 TM
SYSTEMS &
SPECIFICAT
IONS
SSPC Painting Manual Volume 2 - N
9 DWG 100-
7060385
UNIT STRL ARR DWG ASSY UNIT
D Y SE
E N
OT
E
3. APPENDICES:
3.1. Appendix “J” TGI Job Summary Information Sheet
3.2. Appendix "M" TGI Material List
3.3. Appendix “D” Deficiency Form
4. GENERAL REQUIREMENTS:
4.1. Not Aplplicable.
5. PROCEDURE:
5.1 Accomplish the requirements of 099-902YO of 2.2 for each tank listed in 1.3.1.
5.1.1 Accomplish an assessment of each tank listed in 1.3.1 for existing preservation coating, structural integrity, deterioration, pitting, cracks, and areas of damage or distortion, including sounding tubes, tank/void vents, overflows, piping and associated material, structural members, ladders, anodes, desiccant, tank level indicator (TLI), radar TLI, and their electric cables, stud, and tank top cable penetration, and manhole covers in accordance with 2.3 and 2. 4.
Document the assessment on 2.4.
(I) “CCIMS ASSESSMENT”
5.1.1.1 Submit one legible copy, in hard copy or approved transferrable media, of completed assessment form 2.4 to the SUPERVISOR.
5.1.2 Ensure General Cleaning must be Level II.
FOUO
SHIP: DDG-86 CHG/VER: 0/0
5.1.3 Install each manhole cover, including AVHC cover, using new gasket(s), new washer(s), and new nut(s) in accordance with Figure 075-4-1 of 2.5, and 2.6 and 2.7.
5.1.3.1 Brass nuts confirming to MIL-DTL-1222, Type One, Grade 464, 5/8-11 UNC-2B for each AVHC cover.
5.2 Commercial blast clean each tank listed 1.3.1. Accomplish each requirement of Surface Preparation Specification SSPC-SP 6 of 2.8.
5.3 Accomplish a visual inspection of each tank listed in 1.3.1 for existing preservation coating, structural integrity, deterioration, pitting, cracks, and areas of damage or distortion, including sounding tubes, tank vents, overflows, piping, structural members, and manhole covers.
5.3.1 Submit one legible copy, in hard copy or approved transferrable media, of a report listing results of the requirements of 5.3 to the SUPERVISOR.
5.4 Repair each tank listed in 1.3.1, based on the 5.1.1.1 and 5.3.1 as designated by the SUPERVISOR, using 2.9 for guidance. See 5.10.8.
5.4.1 Base metal weld buildup a total of 36 square inches of each plate defect in the tank.
5.4.1.1 For bidding purposes the base metal buildup must be one quarter inch thick.
5.4.1.2 Surface must be ground to sound metal prior to base metal weld buildup.
5.4.1.3 Fill each local pit and groove with weld material prior to application of each principal buildup layer.
5.4.1.4 Grind each surface of completed base metal weld buildup smooth if greater than 1/8 inch above plate surface.
5.4.2 Accomplish the requirements of 009-012 of 2.1, including Table 2, Column(s) A, Lines One through 7.
5.4.2.1 Accomplish nondestructive testing in accordance with Line 11.
5.4.3 Accomplish the requirements of 009-025 of 2.1 for an air hose, water hose, or vacuum box test of each new insert weld seam. Allowable leakage: None.
5.5 Accomplish the requirements of 009-032 of 2.1, including Table 3, Line(s) 25, for fwd power supply/conversion room side surface of each cover plate listed in 1.3.2 and 1.3.3.
5.6 Accomplish the requirements of 009-032 of 2.1, including Table 4, Line(s) 5 for each tank listed in 1.3.4.
5.6.1 Submit new coating data applied to the SUPERVISOR in accordance with 2.3 and 2.4.
5.7 Accomplish the requirements of 009-25 of 2.1 for a completion air test of each tank listed in 1.3.1. Test pressure must be 2 PSIG. Allowable drop in pressure: None.
5.8 Accomplish the requirements of 009-87 of 2.1 for each tank listed in 1.3.1.
5.8.1 Accomplish the requirements of 009-09 of 2.1, for chlorination and bacteriological tests. Analysis and testing conducted by a qualified Japanese laboratory (accredited by ISO 17025 or equal) are authorized by the
SUPERVISOR.
5.8.2 Record results of chlorination and bacteriological tests on a Laboratory Analysis Record(s) and DD Form 686, and submit one legible copy, in hard copy or approved transferrable media, of completed record(s) and form(s) to the
SUPERVISOR.
FOUO
SHIP: DDG-86 CHG/VER: 0/0
5.9 Accomplish the requirements of 009-032 of 2.1 for each new and disturbed surface.
5.10 Notes:
5.10.1 Planner: Code 231A Y. Kishi, 243-6411
5.10.2 Work Integration Manager (WIM): Code 333 T. Yaginuma, 080-6522-9560
5.10.3 2.4 is available on P:\C200\C225\Enclosures\C231\Tank and Void Structural and Coating Condition Survey
(MRC G1N5).
5.10.4 WPC will copy the following pages in reference.
REF. 2.7: Pages 2, 5, 8, and 9 REF. 2.9: Pages 3, 4A, 4B, 6, 9, 5-2, and 5A-2
5.10.5 This TGI meets the intent of DDG CSWT File No. 123-096, 123-102, and 123-133.
5.10.6 JCNs EA01-ZBH4, EA01-ZBI6, EA01-ZBI2, and EA01-ZBI4 are related to this TGI.
5.10.7 SRF-JRMC Code 134 will provide laboratory analysis and test service for disinfectant solution used for potable water tank when requested by the WIM, Code333.
5.10.8 Removal and installation of interferences, and gas free operation, preservation of boundary spaces relating to front loading structure repair are not included in this TGI. They will be covered by a DL in the future based on Contractor submitted condition report.
5.11 Government Furnished Material (GFM):
5.11.1 SRF-JRMC will provide GFM listed in Appendix "M".
5.12 SRF-JRMC will provide the following service work: (TGI No. 38KC312302S02)
5.12.1 [C740] Crane and crane rigging service.
5.12.2 [X99E] Utility service, electrical.
5.12.3 [X99M] Utility service, including low pressure air supply, water supply, and steam supply.
5.12.4 [C106.1] Safety inspection for SRF-JRMC employees.
5.12.5 [C106.2] Gas free inspection for SRF-JRMC employees.
5.12.6 [C133] QA inspection for (G) symbol(s), review of coating application data, and Surface Corrosion Control Information Management System (CCIMS) entry.
5.12.7 [C135] QA inspection for (G) symbol(s).
5.12.8 [C250] Technical support and process of the tank/void assessment results.
FOUO
J-1
SHIP: DDG-86 CHG/VER: 0/0
APPENDIX "J"
TGI JOB SUMMARY INFORMATION SHEET
SYSTEM: PLANT NO.: COMPONENT NAME: TYPE: PHASE: REPEAT: CU PH
VERSION:
CASREP
CAT:
12314 POT WTR 4-126-2-W TK A 0 0
CU PHASE TITLE:
F/O - CLEAN, ASSESS, INSPECT, REPAIR, AND PRSRV POTABLE WATER TANK (4-126-2-W)
PRIMARY COMPONENT:
COMPONENT UNIT LIST (FOR ASSEMBLIES):
ATTACHMENT LIST:
ZONE MANAGER: ZONE: COMPARTMENT: LEVEL: FRAME: SIDE:
YAGINUMA ,TAKEHIDE 4-126-2-W 4 U
JO: KO: TOTAL MAN HRS: PLANNING ACCEPTANCE:
38KC312302 A01
TOTAL MAT’L COST TOTAL DURATION:
CU PHASE DESCRIPTION:
The purpose of this TGI is to clean, assess, inspect, repair, and preserve potable water tank (4-126-2-W).
Location of Work:
Potable Water Tank (4-126-2-W) Forward Power Supply/Conversion Room (3-126-2-Q)
FOUO
J-2
SHIP: DDG-86 CHG/VER: 0/0
FOUO
M-1
SHIP: DDG-86 CHG/VER: 0/0
APPENDIX “M”
TGI MATERIAL LIST
SYSTEM: PLANT NO.: COMPONENT NAME: TYPE: PHASE: REPEAT: CU PH
VERSION:
CASREP
CAT:
12314 POT WTR 4-126-2-W TK A 0 0
CU PHASE TITLE:
F/O - CLEAN, ASSESS, INSPECT, REPAIR, AND PRSRV POTABLE WATER TANK (4-126-2-W)
MATERIAL REFERENCES
REF
NO.
DOCUMENT/DRAWING
NUMBER
DOCUMENT/DRAWING TITLE REV
JOB ORDER: KEY OP:
38KC312302 A01
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
001 M RUBBER S, GASKET SHEET,
SYNTHETIC RUBBER, SPEC:
MIL-PRF-1149 (FORMERLY
MIL-G-1149) TYPE-I
CLASS-1, THK: 3/16", SIZE: 3
FT X 3 FT, MATL: SYNTHETIC
RUBBER, 50 DUROMETER,
OIL RESISTANT, *TYPE 1
ORDER FOR KTR
ORIG: C231A Y. KISHI, 243-
9G 9320 LL4820283 NA 4 N 61217577 18/SF
002 M NUT, HEX, NUT, HEX,
SPEC: MIL-DTL-1222 TYPE I,
SIZE: 5/8"-11UNC-3B,
BEARING SURFACE:
CHAMFERED,
MATL: BRASS GRADE 464,
BIW CATALOG NO. 53094-210,
ORDER FOR KTR
ORIG: C231A Y. KISHI, 243-
9Z 5310 LL7033306 NA 4 N 61217578 30/EA
NOTES:
FOUO
M-2
SHIP: DDG-86 CHG/VER: 0/0
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
003 M NUT,HEX, NUT, HEX,
DWG: 123-4366581 PC 7, 115-
4400339 PC 4, 123-4400940 PC
7, SPEC: MIL-DTL-1222 TYPE I,
SIZE: 5/8"-11UNC-2B,
BEARING SURFACE:
CHAMFERED, MATL: BRASS
GRADE 464,
BIW CAT NO. 53094-104, *TYPE
ORDER FOR KTR
ORIG: C231A Y. KISHI, 243-
9Z 5310 LL9001079 NA 4 N 61217579 15/EA
004 M WASHER,, WASHER, FLAT,
BOLT 5/8" DIA BOLT,
SPEC: FF-W-92 TY A GR I CL B,
SIZE: 1-3/8" OD (1.375") X
21/32" ID (0.656") X 1/16" THK
(0.062"), MATL: CRES 316, BIW
CATALOG NO. 53239-161,
ORDER FOR KTR
ORIG: C231A Y. KISHI, 243-
9Z 5310 LL6991322 NA 4 N 61217580 45/EA
FOUO: Public availability to be determined under 5 USC 552 SHEET_____OF_____
☐ NUCLEAR APPENDIX "D"
DEFICIENCY FORM
☐ NON-NUCLEAR
1. SHIP/HULL NO.: 2a. DL or DR No.
(Circle One)
2b. REVISION: 3a. COMPONENT NAME: 3b. TYPE: 3c. PHASE: 3d. REPEAT:
DDG-86 POT WTR 4-126-2-W TK A 0
4a. ICN: 4b. KEY OP: 5. LOC SPACE/LVL: FRAME: P/S/C: 6. CAUSED BY:
38KC312302 A01
7. DESCRIPTION:
8. ORIGINATOR: NAME: BADGE: SHOP/CODE: DATE: PHONE NO.:
9. CORRECTIVE ACTION:
10. EVALUATOR: NAME: BADGE: SHOP/CODE: DATE: PHONE NO.:
FOR NON-NUCLEAR USE ONLY
11. RFD/RFW REQ’D ☐ LAR REQ'D ☐
ILS MOD REQ’D ☐
SRD/PLAN REV REQ'D ☐
DWG NO.: _____________________ S/A NO.: ___________________
12. ISOLATION SIGN: BADGE: SHOP/CODE: DATE: PHONE NO.:
SATISFACTORY:
13. SUBSAFE OQE RECORD? SIGN: BADGE: SHOP/CODE: DATE: PHONE NO.
YES ☐ NO ☐
14. CORRECTIVE ACTION SIGN: BADGE: SHOP/CODE: DATE: PHONE NO.
COMPLETE:
15. INSPECTION REQ’D? INSPECTION COMPLETE/SIGN: BADGE: SHOP/CODE: DATE: PHONE NO.
_________:YES ☐ NO ☐
16. RECORDS REVIEW SIGN: BADGE: SHOP/CODE: DATE: PHONE NO.
COMPLETE (DR ONLY)
DL’s ISSUED
(DR ONLY)
FOUO: Public availability to be determined under 5 USC 552 SHEET_____OF_____
☐ NUCLEAR Deficiency Form Continuation Sheet ☐ NON-NUCLEAR
1. SHIP/HULL NO.: 2a. DL or DR No.
(Circle One) 2b. REVISION: 3a. COMPONENT NAME: 3b. TYPE: 3c. PHASE: 3d. REPEAT:
DDG-86 POT WTR 4-126-2-W TK A 0
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