38JC212311_A01_c1v0TGI.pdf

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.: FO TK GP-6 5-370-0-F AY A 0 1

SHIP/HULL NO.: SHIP/HULL NAME: SYSTEM: PROJ/WO NO: CASREP CAT:

DDG-83 USS HOWARD JC2

CU PHASE TITLE:

F/O - CLEAN, ASSESS, REPAIR, AND PRESERVE FUEL TANK GP-6 (5-370-0-F)

PREPARING ACTIVITY:

PREPARED BY: CODE PHONE DATE

AKIRA SUZUKI 231B 315-243-0968 22-APR-2024

APPROVED BY: CODE PHONE DATE

RYOUTA TAKAGI 231B 315-243-4502 22-APR-2024

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:

Replaced TGI No. 38JC212311S02 with TGI No. 38JC212311S03.

CHANGE INSTRUCTIONS:

CH1: Revise paragraph 5.9. (4/27/2024)

SPECIAL REQUIREMENTS:

SURFMEPP

This work Affects a fire zone boundary. Fabrication and/or staging of a non-flammable closure is required.

CLEANLINESS FOR PIPING SYSTEM/EQUIPMENT LEVEL III

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.: FO TK GP-6 5-370-0-F AY A 0

FOUO

SHIP: DDG-83 CHG/VER: 1/0

LIST OF EFFECTIVE PAGES

SHT NO. CHG NO. SHT NO. CHG NO. SHT NO. CHG NO. SHT NO. CHG NO. SHT NO. CHG NO.

1-6 J-1 M-1

1. SCOPE/PURPOSE

1.1 Title: Fuel Tank Group-6 (5-370-0-F); clean, inspect, repair, and preserve

1.2 Location of Work:

1.2.1 Fuel Tank Group-6 (5-370-0-F)

1.2.2 Passage (3-338-6-L)

1.2.3 Crew Living Space No. 7 (3-350-2-L)

1.2.4 Generator Room (3-370-0-E)

1.3 Identification:

1.3.1 Quantity (One EA), Fuel Tank Group-6

Tank No.: 5-370-0-F Capacity: 31,545 Gallons

1.3.2 Quantity (One Lot/3 Tanks), Fuel Tank Group-6

Total Capacity: 56,405 Gallons Required amount of water to dewater: 45,000 Gallons

1.3.2.1 Fuel Receiving Tank Group-6

Tank No.: 5-338-2-F Capacity: 22,987 Gallons

1.3.2.2 Fuel Tank Group-6

Tank No.: 5-370-0-F Capacity: 31,545 Gallons

1.3.2.3 Fuel Expansion Seawater Overflow Tank Group-6

Tank No.: 4-370-4-F Capacity: 1,873 Gallons

1.3.3 Quantity (2 EA), Manhole Cover Plate(s) and Air Vent Hose Connection (AVHC) Cover Plate(s) for 5-370-0-F

Manhole No(s).: 3-383-2 Size: 15 Inches x 23 Inches AVHC No(s).: 3-384-1 Size: 10 Inches Diameter Material: Steel

FOUO

SHIP: DDG-83 CHG/VER: 1/0

1.3.4 Quantity (2 EA), Bolting Ring for Manhole Cover Plate(s) and AVHC Cover Plate(s) for 5-370-0-F

Manhole No(s).: 3-383-2 AVHC No(s).: 3-384-1 Material: Steel

1.4 Security Classification: None.

1.5 Initial Condition:

1.5.1 Dry Dock Work

1.6 Contractor work start date:

1.7 Contractor work completion date:

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-25 NAVSEA Standard Items - ORG N 2 LI FY-25 Local Standard Items - ORG N

3 TM 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 DWG 633-

6567062

Installation of Cathodic Protection & Zinc Anode

AB Y SE

E N

OT

E

6 TM S9086-

CJ-STM-

010/CH-075

Fasteners 7 N

7 DWG 100-

7026700

UNIT STRUCTURAL ARR DWG

ASSY UNIT 3220

F Y 5A

8 DWG 100-

7026703

UNIT STRL ARR DWG ASSY UNIT

H 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 Applicable.

5. PROCEDURE:

5.1 Accomplish the requirements of 099-902YO of 2.2 for each tank listed in 1.3.1.

4/7/2025

7/14/2025

C1209.3 Shimizu, 11120180, SS, 4/29/2024

Shinya.Shimizu.ja Line

FOUO

SHIP: DDG-83 CHG/VER: 1/0

5.1.1 Dewater each tank listed in 1.3.2.

5.1.2 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, using 2.5 for guidance. Document the assessment on 2.4.

(I) “CCIMS ASSESSMENT”

5.1.2.1 Mark each corroded, damaged and/or deteriorated coating area in each tank.

5.1.2.2 Submit one legible copy, in hard copy, or approved transferrable media, of completed assessment form 2.4 and a report with a sketch listing results of the requirements of 5.1.2.1 to the SUPERVISOR.

5.1.3 Accomplish the requirements of 009-107 of 2.1.

5.1.3.1 Ensure General Cleaning must be Level III.

5.1.4 Accomplish installation of each manhole cover for each tank listed in 1.3.1 in accordance with Figure 075-4-1 of 2.6.

5.2 Repair each tank listed in 1.3.1, based on the report in 5.1.2.2 as designated by the SUPERVISOR, using 2.7 and 2.8 for guidance. See 5.7.4 and 5.7.5.

5.2.1 Vee-out and weld a total of one linear foot of each deteriorated and damaged weld. Each area of repair may include deck, bulkhead, shell plating, and overhead.

5.2.2 Chip and grind each surface flush in way of each repair.

5.2.3 Base metal weld buildup a total of 31 square inches of each plate defect in the tank.

5.2.3.1 For bidding purposes the base metal weld buildup must be one quarter inch thick.

5.2.3.2 Surface must be ground to sound metal prior to base metal weld buildup.

5.2.3.3 Fill each local pit and groove with weld material prior to application of each principal buildup layer.

5.2.3.4 Grind each surface of completed base metal weld buildup smooth if greater than 1/8 inch above plate surface.

5.2.4 Remove existing, fabricate, and install new a total of one square foot of deteriorated plate.

5.2.5 Remove existing, fabricate, and install new a total of one linear foot of defective stiffener.

5.2.6 Accomplish the requirements of 009-12 of 2.1, including Table 2, Column(s) A, Lines One through 7.

5.2.6.1 Accomplish nondestructive testing in accordance with Line 11.

5.2.7 Accomplish the requirements of 009-25 of 2.1 for an air hose, water hose, or vacuum box test of each new insert weld seam. Allowable leakage: None.

5.3 Accomplish the requirements of 009-32 of 2.1, including Table 4, Line(s) 11, for tank side surface, and Table 3, Line(s) 12, for machinery space side surface of each cover plate listed in listed in 1.3.3.

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SHIP: DDG-83 CHG/VER: 1/0

5.4 Accomplish the requirements of 009-32 of 2.1 for each bolting ring listed in 1.3.4.

5.5 Accomplish the requirements of 009-32 of 2.1, including Table 4, Line(s) 11, for a total of 1,130 square feet of defective painted surfaces, for each tank listed in 1.3.1, as designated by the SUPERVISOR.

5.5.1 The preservation area must not exceed 10 square feet per one area.

5.6 Accomplish the requirements of 009-32 of 2.1 for each new and disturbed surface.

5.7 Notes:

5.7.1 Planner: Code 231B A. Suzuki, 243-0968

5.7.2 Work Integration Manager (WIM): Code 333 T. Yaginuma, 080-5419-0598

5.7.3 This TGI meets the intent of DDG CSWT File Nos. 123-133, 123-142, and 123-143.

5.7.4 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.

5.7.5 Materials for structure members relating to front loading repair will be provided in the future as a DL based on Contractor submitted condition report.

5.7.6 Work per this instruction involves cutting an access (or removal of a door) through a fire zone bulkhead, through the hull of the ship above the turn of the bilge, through ventilation components (ducting, plenums, etc.), or through any air-tight, fume-tight or watertight bulkheads normally used to control air flow in the event of a shipboard fire. A nonflammable closure is required in accordance with COMNAVSEASYSCOM MSG R 261400Z JUL 12. The closure, if not continuously in use, shall be staged near the access, readily visible and accessible, so that any emergency responder can install the closure to affect proper air flow onboard the ship.

5.7.7 2.4 is available on P:\C200\C225\Enclosures\C231\Tank and Void Structural and Coating Condition Survey

(MRC G1N5).

5.7.8 WPC will copy the following pages in reference.

REF. 2.5: Pages 4A, 20A, 3G REF. 2.8: Pages 3, 3A, 4, 5, 5A, 5C, 6, 6A, 6B,6C, 7, 7A, 8, 8A, 8B, 8C, and 8D

5.7.9 JCNs EB14-ZBU0, EB14-ZBY0, EB14-ZC03, and ER01-ZAQ8 are related to this TGI.

5.8 Government Furnished Material (GFM): None.

5.9 SRF-JRMC will provide the following service work: (TGI No. 38JC212311S03).

5.9.1 [C740] Crane and crane rigging service.

5.9.2 [X99E] Utility service, electrical.

5.9.3 [X99M] Utility service, including water supply, steam supply, and low pressure air supply except onboard blasting work.

5.9.4 [C106.1] Safety inspection for SRF-JRMC employees.

5.9.5 [C106.2] Gas free inspection for SRF-JRMC employees.

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SHIP: DDG-83 CHG/VER: 1/0

5.9.6 [C133] QA inspection for (G) symbol(s) and Surface Corrosion Control Information Management System (CCIMS) entry.

5.9.7 [C135] QA inspection for (G) symbol(s).

5.9.8 [C250] Technical support and process of the tank/void assessment results.

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M-1

SHIP: DDG-83 CHG/VER: 1/0

APPENDIX “M”

TGI MATERIAL LIST

SYSTEM: PLANT NO.: COMPONENT NAME: TYPE: PHASE: REPEAT: CU PH

VERSION:

CASREP

CAT:

FO TK GP-6 5-370-0-F AY A 0 0

CU PHASE TITLE:

F/O - CLEAN, ASSESS, REPAIR, AND PRESERVE FUEL TANK GP-6 (5-370-0-F)

MATERIAL REFERENCES

REF

NO.

DOCUMENT/DRAWING

NUMBER

DOCUMENT/DRAWING TITLE REV

JOB ORDER: KEY OP:

38JC212311 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

NOTES:

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-83 FO TK GP-6 5-370-0-F AY A 0

4a. ICN: 4b. KEY OP: 5. LOC SPACE/LVL: FRAME: P/S/C: 6. CAUSED BY:

38JC212311 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-83 FO TK GP-6 5-370-0-F AY A 0