TGI 38JC258801A01.pdf
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- Solicitation number
- N6264925RA007
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This is a Task Group Instruction (TGI) for repair work on the USS HOWARD (DDG-83) specifically focused on repairing the sheave enclosure for the tail guide of the Recovery Assist Securing Traversing (RAST) System located in the Bathythermograph Room (2-442-6-Q).
The work involves removing, fabricating, and installing new bottom plates and cover plates made of CRES 316L ASTM A240 stainless steel with 0.1406 inch thickness. The contractor must remove existing sealing compound, perform air hose testing of new welds with zero allowable leakage, and follow specific requirements for fire zone boundaries including fabrication of non-flammable closures. The work period is scheduled from April 15, 2025 to July 29, 2025. SRF-JRMC will provide various support services including crane operations, utilities, safety inspections, and QA inspections. The material list details multiple components including sheets, screws, retainers, nuts, gaskets, rubber sheets, tape, and adhesives needed for the repair work.
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FOUO
WebAIM Short Form TASK GROUP INSTRUCTION
03-MAY-2024 0854
20.14.12.0.8874 (April 2024) ICN: 38JC258801 KeyOp: A01
COMPONENT NAME: TYPE: PHASE: REPEAT: CHG/VER:TGI NO: CMPT 2-442-6-Q MS A 0 0/0
SHIP/HULL NO: SHIP/HULL NAME: PROJECT: SYSTEM: PLANT ID: CASREP CAT:
DDG-83 USS HOWARD JC2 13011
CU PHASE TITLE: F/O - REPAIR SHEAVE ENCLOSURE FOR TAIL GUIDE OF RAST SYSTEM IN 2-442-6-Q
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 6
ES01NNYE
PREPARING ACTIVITY: STATUS: APP WORKING STATUS:
PREPARED BY: CODE: PHONE: DATE:
YOSHIHARA, YUUICHI 231B 3152439984 18-MAR-2024
APPROVED BY: CODE: PHONE: DATE:
TAKAGI, RYOUTA 231B 3152434502 18-MAR-2024
CONCURRED BY: CODE: PHONE: DATE:
REASON FOR WORK/NEED FOR CHANGE:
JCN:
ES01-NNYE
SPECIAL REQUIREMENTS:
CU PHASE DESCRIPTION:
ZONE MANAGER: ZONE: COMPARTMENT: LEVEL: FRAME: SIDE:
YAGINUMA, TAKEHIDE 2-442-6-Q 2 U
JOB SUMMARY ID: TOT MAN HR.: TOT DUR: TOT JML COST: PLANNING ACCEPTANCE:
588A2101
1. SCOPE/PURPOSE:
1.1 Title: Sheave Enclosure for Tail Guide of Recovery Assist Securing Traversing (RAST) System in 2-442-6-Q; repair
1.2 Location of Work:
1.2.1 Bathythermograph Room (2-442-6-Q)
1.3 Identification:
1.3.1 Quantity (2 EA), Bottom Plate of Sheave Enclosure for Tail Guide of RAST System in 2-442-6-Q
Material: CRES 316L, ASTM A240, 0.1406 Inch Thickness Sheet Remarks: See Sheets 3 and 4 of Ref. No. 3 for detail
1.3.2 Quantity (2 EA), Cover Plate on Bottom Plate listed in 1.3.1, including captive screws, retainers, nuts, and gaskets
TGI Short Form
03-MAY-2024 0854
20.14.12.0.8874 (April 2024) (Continued) ICN: 38JC258801 KeyOp: A01
COMPONENT NAME: TYPE: PHASE: REPEAT: CHG/VER:TGI NO: CMPT 2-442-6-Q MS A 0 0/0
SHIP/HULL NO: SHIP/HULL NAME: PROJECT: SYSTEM: PLANT ID: CASREP CAT:
DDG-83 USS HOWARD JC2 13011
CU PHASE TITLE: F/O - REPAIR SHEAVE ENCLOSURE FOR TAIL GUIDE OF RAST SYSTEM IN 2-442-6-Q
FOUO Pg 2 of 6
CU PHASE DESCRIPTION (Cont.)
Material: CRES 316L, ASTM A240, 0.1406 Inch Thickness Sheet Remarks: See Sheets 3 and 4 of Ref. No. 3 for detail
1.4 Security Classification: None.
1.5 Initial Condition:
1.5.1 Potential Asbestos Hazard
1.6 Contractor work start date:
1.7 Contractor work completion date:
2. PROCEDURE:
2.1 Remove existing, fabricate, and install new each bottom plate and cover plate listed in 1.3.1 and 1.3.2 in accordance with Ref. No. 3.
2.1.1 Remove existing sealing compound on each existing cover plate listed in 1.3.2, using Ref. No. 4 for guidance.
2.1.2 Accomplish the requirements of 009-12 of Ref. No. One, including Table 2, Column(s) D, Lines One through 7.
2.1.3 Accomplish the requirements of 009-25 of Ref. No. One for a local air hose test of each new weld of the bottom plate.
Allowable leakage: None.
2.2 Accomplish the requirements of 009-32 on Ref. No. One for each new and disturbed surface.
2.3 Notes:
2.3.1 Planner: Code 231B Y. Yoshihara, 243-9984
Planner: Code 232 H. Matsubayashi, 243-4509
2.3.2 Work Integration Manager (WIM): Code 333 T. Yaginuma, 080-5419-0598
2.3.3 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.
2.3.4 This TGI clears DFS DDG-83-1011-2023 in its entirety.
2.3.5 JCN ES01-NNYE is related to this TGI.
2.4 Government Furnished Material (GFM):
2.4.1 SRF-JRMC will provide GFM listed in the Material List.
4/15/2025
7/29/2025
03-MAY-2024 0854
20.14.12.0.8874 (April 2024) (Continued) ICN: 38JC258801 KeyOp: A01
COMPONENT NAME: TYPE: PHASE: REPEAT: CHG/VER:TGI NO: CMPT 2-442-6-Q MS A 0 0/0
SHIP/HULL NO: SHIP/HULL NAME: PROJECT: SYSTEM: PLANT ID: CASREP CAT:
DDG-83 USS HOWARD JC2 13011
CU PHASE TITLE: F/O - REPAIR SHEAVE ENCLOSURE FOR TAIL GUIDE OF RAST SYSTEM IN 2-442-6-Q
FOUO Pg 3 of 6
CU PHASE DESCRIPTION (Cont.)
2.5 SRF-JRMC will provide the following service work: (TGI No. 38JC258801S02).
2.5.1 [C740] Crane and crane rigging service.
2.5.2 [X99E] Utility service, electrical.
2.5.3 [X99M] Utilities service, including low pressure air supply, water supply, and steam supply.
2.5.4 [C106.1] Safety inspection for SRF-JRMC employees.
2.5.5 [C106.2] Gas free inspection for SRF-JRMC employees.
2.5.6 [C133] QA inspection for (G) symbol(s).
03-MAY-2024 0854
20.14.12.0.8874 (April 2024) (Continued) ICN: 38JC258801 KeyOp: A01
COMPONENT NAME: TYPE: PHASE: REPEAT: CHG/VER:TGI NO: CMPT 2-442-6-Q MS A 0 0/0
SHIP/HULL NO: SHIP/HULL NAME: PROJECT: SYSTEM: PLANT ID: CASREP CAT:
DDG-83 USS HOWARD JC2 13011
CU PHASE TITLE: F/O - REPAIR SHEAVE ENCLOSURE FOR TAIL GUIDE OF RAST SYSTEM IN 2-442-6-Q
FOUO Pg 4 of 6
OTHER SPECIAL REQUIREMENTS:
This work affects a fire zone boundary. Fabrication and/or staging of a non-flammable closure is required.
HOT WORK IN MAGAZINE AND ADJACENT SPACES IAW S6740-AA-SAF-010 AND NAVSEA OP 4
Ref.
No.
Document/Drawing Number DOCUMENT/DRAWING TITLE REV
CHG
NO.
CPY
REQ PARAGRAPH SECT PG CHPT
1 NSI FY-25 NAVSEA Standard Items - ORG N 2 LI FY-25 Local Standard Items - ORG N
3 PDD 588-ELM-
240138
REPLT OF DAMAGED BOT PL
ASSY FOR SHEAVE ENCL IN
BATHYTHERMOGRAPH RM
(2-442-6-Q)
- Y ALL
4 PDD 588-ELM-
230182
TEMP REPAIR PLAN FOR
SHEAVE ENCL IN
BATHYTHERMOGRAPH
ROOM (2-442-6-Q)
- Y ALL
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
1 ELM-240138
ICN: 38JC258801 KEY OP: A01
03-MAY-2024 0854
20.14.12.0.8874 (April 2024) (Continued) ICN: 38JC258801 KeyOp: A01
COMPONENT NAME: TYPE: PHASE: REPEAT: CHG/VER:TGI NO: CMPT 2-442-6-Q MS A 0 0/0
SHIP/HULL NO: SHIP/HULL NAME: PROJECT: SYSTEM: PLANT ID: CASREP CAT:
DDG-83 USS HOWARD JC2 13011
CU PHASE TITLE: F/O - REPAIR SHEAVE ENCLOSURE FOR TAIL GUIDE OF RAST SYSTEM IN 2-442-6-Q
FOUO Pg 5 of 6
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 1 1 M SHEET,2FTX3FTX10G, SHEET.
METAL, SPECIFICATION: ASTM
A240, FINISH 2B, MATERIAL:
CRES 316L, SIZE: 10 USS
GAGE (0.138" THK), UI: SHEET
(2 FEET X 3 FEET= 6 SQFT)
BIW CATALOG NO.:42026-026,
ORDER FOR KTR
ORIG: C226, T. KATSUYA, 070-
7787-1996
9B 9515 LL9006901 NA 4 N 40757492 2/SH
002 M SCREW CA, ORIG: C231B,
Y.YOSHIHARA, 243-9984
ORDER FOR KTR
9Z 5340 LL4917089 NA 4 N 40757462 35/EA
003 M RETAINER, ORIG: C231B,
Y.YOSHIHARA, 243-9984
ORDER FOR KTR
9Z 5340 LL4605090 NA 4 N 40757461 35/EA
004 M NUT,PLAIN,CLINCH, ORIG:
C231B, Y.YOSHIHARA, 243-
ORDER FOR KTR
9B 5310 001243143 NA 4 N 40755155 35/EA
004 M NUT,PLAIN,CLINCH, ORIG:
C231B, Y.YOSHIHARA, 243-
ORDER FOR KTR
9B 5310 001243143 NA 4 N 40765125 35/EA
005 M SHEET, RUBBER, SHEET,
RUBBER, CLOTH INSERT,
SPEC: HH-P-151 CLASS-1,
SIZE: 36" X 36" X 1/8" THK
ORIG: C231B, Y.YOSHIHARA,
243-9984
ORDER FOR KTR
9B 5330 LL9607057 NA 4 N 40757493 1/SH
006 M GASKET,, ORIG: C231B,
Y.YOSHIHARA, 243-9984
ORDER FOR KTR
9Z 5330 LL6991151 NA 4 N 40757463 1/SH
007 M INSULATI, ORIG: C231B,
Y.YOSHIHARA, 243-9984
ORDER FOR KTR
9Q 5640 013713263 NA 4 N 40755156 5/SH
008 M TAPE,TEX, ORIG: C231B,
Y.YOSHIHARA, 243-9984
ORDER FOR KTR
9B 8315 002671632 NA 4 N 40755157 1/RO
009 M TAPE,TEX, ORIG: C231B,
Y.YOSHIHARA, 243-9984
ORDER FOR KTR
9B 8315 002671633 NA 4 N 40755158 1/RO
010 M ADHESIVE, ORIG: C231B,
Y.YOSHIHARA, 243-9984
ORDER FOR KTR
9B 8040 002738708 NA 4 Y 40755159 1/GL
03-MAY-2024 0854
20.14.12.0.8874 (April 2024) (Continued) ICN: 38JC258801 KeyOp: A01
COMPONENT NAME: TYPE: PHASE: REPEAT: CHG/VER:TGI NO: CMPT 2-442-6-Q MS A 0 0/0
SHIP/HULL NO: SHIP/HULL NAME: PROJECT: SYSTEM: PLANT ID: CASREP CAT:
DDG-83 USS HOWARD JC2 13011
CU PHASE TITLE: F/O - REPAIR SHEAVE ENCLOSURE FOR TAIL GUIDE OF RAST SYSTEM IN 2-442-6-Q
FOUO Pg 6 of 6
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