TGI_38K6113702A01_c0v0.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.: FWD STACK/03LVL WEA AY A 0 0

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

DDG-115 USS RAFAEL PERALTA K61

CU PHASE TITLE:

F/O - PSV FWD EXH STACK & SLPG TRNSVS BHD IN 03LVL WEA, FR 174 - 178, P & S

PREPARING ACTIVITY:

PREPARED BY: CODE PHONE DATE

NAOKI KUROKAWA 231B. 315-243-0108 25-NOV-2025

APPROVED BY: CODE PHONE DATE

RYOUTA TAKAGI 231B. 315-243-4502 25-NOV-2025

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:

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.: FWD STACK/03LVL WEA AY A 0

FOUO

SHIP: DDG-115 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.

1-6 J1-2 M1-3 Sketch (1-3)

1. SCOPE/PURPOSE

1.1 Title: Forward Exhaust Stack and Sloping Transverse Bulkhead in 03 Level Weather, Frames between 174 and 178, Port and Starboard (Stbd); preserve

1.2 Location of Work:

1.2.1 Between 02 Level and 05 Level Weather, Frames between 179 and 222, Port and Stbd

1.2.2 03 Level Weather, Frames between 174 and 178, Port and Stbd

1.2.3 Uptake Engine Room No. One (02-186-0-Q)

1.2.3.1 Vent Plenum for Heating Ventilation and Air Conditioning (HVAC) Exhaust Systems (ES) 01-216-2

1.3 Identification:

1.3.1 Quantity (2 EA), Desron Shield on Fwd Exhaust Stack, 04 Level Weather, Frames between 200 and 205, Port and Stbd

1.3.2 Quantity (2 EA), Flag Box, Transverse Sloping Bulkhead, between 03 Level and 04 Level Weather, Frame 178, Port and Stbd Material: CRES Remarks: See Sketch Enclosure-01 for location details and the area excluded flag board strip

1.3.3 Quantity (4 EA), Mounting Bracket of Flag Box, 03 Level Weather, Transverse Sloping Bulkhead, Frame 178, Port and Stbd Material: CRES Remarks:

See Sketch Enclosure-01 for location details.

The area where rubber tile is installed.

1.3.4 Quantity (2 AY), Inclined Ladder Assembly, 03 Level Weather, Frames between 176 and 185, Port and Stbd Material: CRES Remarks: See Sketch Enclosure-01 for location details, the area excluded aluminum ladder tread.

1.3.5 Quantity (2,950 SF), Exterior Surface of Fwd Exhaust Stack, between Frames 179 and 222, 02 Level and 05 Level Weather, Port and Stbd, including vertical ladder, door panel of watertight door, vent food, vent louver, antenna foundation, interior surface and and handrail of platform Remarks:

See Sketch Enclosure-01 for location details.

The area is accessible area only.

The area excluded composite panel listed in 1.3.7, where peel and stick are installed surface listed in 1.3.12, air exhaust louver, inside surface of vent food, mating surface of antenna foundation, and welded closed interior surface of aft platform.

FOUO

SHIP: DDG-115 CHG/VER: 0/0

1.3.6 Quantity (350 SF), Exterior Surface of Transverse Sloping Bulkhead and Aft Canted Bulkhead, 03 Level Weather, Frames 174 and 178, Port and Stbd including door panel of watertight door Material: Steel Remarks:

The area is accessible area only.

See Sketch Enclosure-01 and the area excluded air intake louver.

1.3.7 Quantity (22 EA), Composite Panel, Fwd Exhaust Stack, Port and Stbd Material: Glass Reinforced Plastics

1.3.7.1 Quantity (5 EA), Composite Panel on Platform listed in 1.3.12.1

1.3.7.2 Quantity (17 EA), Composite Panel on Antenna 3-10B Platform listed in 1.3.12.2

1.3.8 Quantity (2 SF in Total), Mounting Foundation of Pyrotechnic Locker on Transverse Bulkhead, 03 Level Weather, Frame 178, Stbd Remarks: The area where rubber tile is installed

1.3.9 Quantity (10 SF in Total), Ladder Clip and Climber Safety Rail Mounting Bracket on Fwd and Aft Transverse Sloping Bulkhead of Forward Exhaust Stack, between Frames 186 and 222, 02 Level and 05 Level Weather, Port and Stbd Remarks: The area where rubber tile is installed

1.3.10 Quantity (2 SF in Total), Backstay Padeye on Aft Transverse Sloping Bulkhead of Fwd Exhaust Stack, between Frames 218 and 219, 02 Level and 03 Level Weather, Port and Stbd Remarks: The area where rubber tile is installed

1.3.11 Quantity (2 SF in Total), Security Hasp of Watertight Door on Longitudinal Bulkhead of Fwd Exhaust Stack, 02 Level Weather, Frames between 194 and 204, Port and Stbd Remarks: The area where rubber tile is installed

1.3.12 Quantity (158 SF in Total), Platform Plating, Fwd Exhaust Stack, Port and Stbd Material: Steel Remarks:

The area is accessible area only.

See Sketch Enclosure-01 for location detail

1.3.12.1 Quantity (25 SF), Platform, Frames between 179 and 187, 65 Feet 16-3/16 Inches Above Base Line (ABL)

1.3.12.2 Quantity (100 SF), Antenna 3-10B Platform, Frames between 182 and 191, 78 Feet 0 Inch ABL

1.3.12.3 Quantity (33 SF), Antenna 2-3 Platform, Frames between 216 and 221, 75 Feet 8 Inches ABL

1.4 Security Classification: None.

1.5 Initial Condition: None.

1.6 Contractor Work start date:

1.7 Contractor Work completion date:

2. REFERENCES:

Kouichi.Yoshida.ja Typewritten Text 7/27/2026

Kouichi.Yoshida.ja Typewritten Text 9/4/2026

FOUO

SHIP: DDG-115 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

1 NSI FY-26 NAVSEA Standard Items - 1 N 2 LI FY-26 Local Standard Items - ORG N

3 PDD 602-

ELM-180258

REPLACEMENT OF DESRON

SHIELD ON FORWARD STACK

(P/S)

B Y AL

L

4 DWG 8100-

1313-0293

FLAG BOX, CRES ARR & DET G Y AL

L

5 DWG 180-

7026819

FDN ARR DWG DSGN ZONE 4230

BKLT NO. 3

L Y SE

E N

OT

E

6 DWG 623-

7026533

INCLINED LADDER LIST ZONES

1,2,3, AND 4

L Y SE

E N

7 DWG 8100-

1266-0280

EXTERIOR INCLINED LADDERS

ARRANGEMENT & DETAILS

P Y SE

E N

8 TM

SYSTEMS &

SPECIFICAT

IONS

SSPC Painting Manual Volume 2 - N

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 Remove and reinstall each desron shield listed in 1.3.1 for preservation work, using 2.3 for guidance.

5.2 Remove each existing flag box, mounting bracket, and inclined ladder listed in 1.3.2 through 1.3.4, using 2.4 through 2.7 for guidance.

5.2.1 Deliver and pick up the existing mounting bracket listed 1.3.3 from/to SRF-JRMC X68.

5.2.1.1 Notify delivery and pick up date of the equipment to SRF-JRMC X68 via Work Integration Manager (WIM) Code 333.

5.3 Accomplish the requirements of 009-032 of 2.1, including Table 5, Line(s) 23, for each flag box and mounting bracket listed in 1.3.2 and 1.3.3.

5.4 Reinstall each flag box and mounting bracket listed in 1.3.2 and 1.3.3, using 2.4 and 2.5 for guidance.

5.5 Accomplish the requirements of 009-032 of 2.1, including Table 2, Line(s) One, for each area and inclined ladder assembly listed in 1.3.4 through 1.3.6.

Kouichi.Yoshida.ja Cross-Out

Kouichi.Yoshida.ja

1/26/2026 C1209.2 K. YOSHIDA

FOUO

SHIP: DDG-115 CHG/VER: 0/0

5.6 Reinstall each inclined ladder listed in 1.3.4, using 2.6 and 2.7 for guidance.

5.7 Accomplish the requirements of 009-032 of 2.1, including Table 2, Line(s) 83, for each composite panel listed in 1.3.7.

5.8 Accomplish the requirements of 009-032 of 2.1, including Table 2, Line(s) 46, for each area listed in 1.3.8 through 1.3.11.

5.9 Accomplish the requirements of 009-032 of 2.1, including Table 2, Line(s) 23, for each area listed in 1.3.12.

5.9.1 Power tool clean to bare metal for each vertical surface. Accomplish each requirement of Surface Preparation Specification SSPC-SP 11 of 2.8.

5.9.2 Accomplish the requirements of 009-026 of 2.1, including Attachment G, for installation of new peel and stick nonskid deck covering. Application of peel and stick nonskid deck covering must conform to MIL-PRF-24667, Type XI, Composition PS.

5.10 Confirm that all personnel have exited the space prior to closure of the space listed in 1.2.3.1. Designate one person to account for all personnel who may have entered the space.

5.11 Accomplish the requirements of 009-032 of 2.1 for each new and disturbed surface.

5.12 Notes:

5.12.1 Planner: Code 231B N. Kurokawa, 243-0108

Planner: Code 233 M. Takemura, 080-9350-1458 Planner: Code 233 Y. Nozu, 080-9350-1346

5.12.2 Work Integration Manager (WIM): Code 333 T. Yaginuma, 080-6522-9560

5.12.3 Removal and installation of rubber tile on each equipment listed in 1.3.3 and 1.3.8 through 1.3.11 will be covered by TGI No(s). 38K6113702U01 38K6113702H01 and 38K6113702R01 (SRF-JRMC TGI).

5.12.4 WPC will copy the following pages in reference.

REF. 2.5: Pages 8B1, 8A1-5, and 8A2-5.

REF. 2.6: Pages 3D, 4D, 4B, and 4C.

REF. 2.7: Pages 7, 8, 10C, 10D, and 7A.

5.12.5 JCN OT01-L021 is related to this TGI.

5.13 Government Furnished Material (GFM):

5.13.1 SRF-JRMC will provide GFM listed in Appendix “M”.

5.14 SRF-JRMC will provide the following service work: (TGI No. 38K6113702S02).

5.14.1 [C740] Crane and crane rigging service.

5.14.2 [X99E] Utility service, electrical.

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

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

FOUO

SHIP: DDG-115 CHG/VER: 0/0

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

5.14.6 [C133] QA inspection for (G) symbol(s).

FOUO

M-1

SHIP: DDG-115 CHG/VER: 0/0

APPENDIX “M”

TGI MATERIAL LIST

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

VERSION:

CASREP

CAT:

FWD STACK/03LVL WEA AY A 0 0

CU PHASE TITLE:

F/O - PSV FWD EXH STACK & SLPG TRNSVS BHD IN 03LVL WEA, FR 174 - 178, P & S

MATERIAL REFERENCES

REF

NO.

DOCUMENT/DRAWING

NUMBER

DOCUMENT/DRAWING TITLE REV

1 8100-1266-0280

JOB ORDER: KEY OP:

38K6113702 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 SCREW,CAP,HEXAGON H,

ORIGINATOR: C231B N.

KUROKAWA 243-0108

ORDER FOR KTR

9B 5305 014124892 NA 4 N 53175738 30/EA

002 M NUT,HEX,, ORIGINATOR:

C231B N. KUROKAWA 243-0108

ORDER FOR KTR

9Z 5310 LL9302679 NA 4 N 53177476 30/EA

003 M WASHER,FLAT,ROUN,

ORIGINATOR: C231B N.

KUROKAWA 243-0108

ORDER FOR KTR

WASHER, FLAT, ROUND, USE

FOR 1/2" BOLT,

SPEC: FF-W-92, TY-A, GR-I, CL-

G, SIZE: 17/32" ID X 1-1/4" OD X

1/8" THK,

MATL: NICKEL COPPER

ALLOY,

BIW CAT#: 53277-039

LL9000448 NA 4 N 55/EA

004 M NUT,SELF, ORIGINATOR:

C231B N. KUROKAWA 243-0108

ORDER FOR KTR

9B 5310 014804186 NA 4 N 53175389 50/EA

NOTES:

FOUO

M-2

SHIP: DDG-115 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

005 M SCREW,CA, ORIGINATOR:

C231B N. KUROKAWA 243-0108

ORDER FOR KTR

9B 5305 013717939 NA 4 N 53175735 50/EA

006 M NUT, SELF-LOCKING,

ORIGINATOR: C231B N.

KUROKAWA 243-0108

ORDER FOR KTR

NUT, SELF-LOCKING, HEX,

NON-METALLIC INSERT, 250

DEG F,

SPEC: NASM25027,

SIZE: #10-24UNC-3B,

MATL: CRES 316,

BIW#:53110-070

LL6991530 NA 4 N 30/EA

007 M NUT, HEXAGON, SPEC: MIL-S-

1222, TY I, GR 316

SIZE: #10-24UNC-2B

MATERIAL: CRES 316,

ANNEALED

REMARKS: DOUBLE

CHAMFERED

BIW CAT NO.53101-003

ORIGINATOR: C231B N.

KUROKAWA 243-0108

ORDER FOR KTR

NA 4 N 30/EA

008 M SCREW, H, ORIGINATOR:

C231B N. KUROKAWA 243-0108

ORDER FOR KTR

9B 5305 LL4785905 NA 4 N 53177477 20/EA

009 M WASHER,L, ORIGINATOR:

C231B N. KUROKAWA 243-0108

ORDER FOR KTR

9B 5310 009338778 NA 4 N 53175289 1/HD

010 PN

1 M NUT,SELF, ORIGINATOR:

C231B N. KUROKAWA 243-0108

ORDER FOR KTR

9B 5310 014804186 NA 4 N 53285128 70/EA

011 PN

1 M SCREW,MACHINE,FLA,

SCREW, MACHINE,

FLAT HEAD, SLOTTED,

COUNTERSUNK 82 DEG,

SPEC: FF-S-92 TY-1 STY-2S,

CL-316,

SIZE: 1/4"-20UNC-2A X 1"LG,

MATERIAL: CRES 316,

ORIGINATOR: C231B N.

KUROKAWA 243-0108

ORDER FOR KTR

LL9007087 NA 4 N 60/EA

012 PN

1 M NUT, SEL, ORIGINATOR:

C231B N. KUROKAWA 243-0108

ORDER FOR KTR

9Z 5310 LL4598343 NA 4 N 53287479 60/EA

013 PN

1 M WASHER,, ORIGINATOR:

C231B N. KUROKAWA 243-0108

ORDER FOR KTR

9Z 5310 LL9302877 NA 4 N 53287480 80/EA

014 PN

1 M SCREW,CA, ORIGINATOR:

C231B N. KUROKAWA 243-0108

ORDER FOR KTR

9B 5305 013717939 NA 4 N 53285158 60/EA

015 PN

1 M SCREW, HEX CAP, SCREW,

HEX CAP, WASHER FACE,

SPEC: MIL-DTL-1222 TY 1,

SIZE: 3/8"-16UNC2A X 2-1/4"

LG,

MATERIAL CRES 316

ANNEALED,

BIW CATALOG NO. 53049-061

NA 4 N 20/EA

FOUO

M-3

SHIP: DDG-115 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

016 PN

1 M SCREW, HEX CAP, SCREW,

HEX CAP,

SIZE: 3/8"-16UNC-2A X 1-

1/2"LG,

MATL: CRES 316, ANNEALED,

MIL-DTL-1222 TY 1.

LL9000265 NA 4 N 10/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-115 FWD STACK/03LVL WEA AY A 0

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

38K6113702 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-115 FWD STACK/03LVL WEA AY A 0

Sheet 1 of 338K6113702A01

SKETCH

ENCLOSURE-01

PORT

LKG INBD

STBD

LKG INBD

Listed 1.3.2, 1.3.3, & 1.3.6

03 LVL WEA, FR 174 -178

LEGEND

PRESERVATION AREA

LOCATION DETAIL OF PRESERVATION AREA

EXCLUDED AREA

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Listed 1.3.4

LEGEND

LOCATION DETAIL OF PRESERVATION AREA

Sheet 2 of 338K6113702A01

SKETCH

ENCLOSURE-01

PRESERVATION AREA

LKG FWD LKG INBD

03 LVL WEA, FR 176 -185

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Sheet 3 of 338K6113702A01

SKETCH

ENCLOSURE-01

Listed 1.3.5

LEGEND

LOCATION DETAIL OF PRESERVATION AREA

PLAN VIEW

BETW 02 LVL & 05LVL WEA

PRESERVATION AREA

EXCLUDED AREA

INSTL PEEL & STICK

Listed 1.3.12.3

Listed 1.3.12.1

Listed 1.3.12.2

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*AREA EXCLUDED WELDED

CLOSED INTERIOR SURFACE

OF ANT PLATFORM

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