1.02 38DJ212312_00_A01.pdf

Ship/HULL NO. Ship/HULL NAME ICN:

Rev: Key Op:

LHA-7 USS TRIPOLI JON. 38DJ212312 AOl

TITLE:

GEN & GEN Room Exhaust Trunk 3-41-4-T; preserve

JOB SPECIFICATION

Anticipated Award Date: Production Completion Date: PREPARING ACTIVITY:

SASEBOPOP Start Date: POP End Date:

PREPARED BY:

K. MATSUMOTO

CODE

H_MK

DATE

7131/2026

APPROVED BY:

S. MURAKAMI

CODE

S225

CONCURRED BY:

S. MOROOKA

CODE

S231

ASSIST PLANNER'S NAME: CODE

ASSIST PLANNER'S NAME: CODE

ASSIST PLANNER'S NAME: CODE

DESCRIPTION:

JSN(S): ESOI-NA27 CASREP #

S/F CONTACT: JOHN STRYKER CIV! PATRICK LAM CWP # CCNS # LHA7-009-27

Approved by Date: -'&2-'2(, AVL: 7J1

LWC:

Work Completed

S/Force: Rate: Date:

SHIPSUPT: Date: SRF CONTROL NO.:_____________________

WORK CERTIFICATION SIGNATURES

COMPLETION OF WORK REVIEW: BADGE NO.: SHOP/CODE: PHONE: DATE:

Sakura.Yamaguchi.ja Typewritten Text 09/11/2026

Sakura.Yamaguchi.ja Typewritten Text 10/13/2026

Sakura.Yamaguchi.ja Typewritten Text 12/18/2026

Sakura.Yamaguchi.ja Typewritten Text 01/29/2027

Sakura.Yamaguchi.ja Typewritten Text 1301401347

Ship/HULL NO. Ship/HULL NAME ICN: Rev: Key Op:

LHA-7 USS TRIPOLI JON. 38DJ212312 AOl

TITLE:

GEN & GEN Room Exhaust Trunk 3-41-4-1; preserve

1. SCOPE:

1.1 Title: GEN & GEN Room Exhaust Trunk 3-41-4-T; preserve

1.2 Location of Work:

1.2.1 Generator & Generator Room Exhaust Trunk (3-41-4-T) "CRITICAL

COATED AREA"

.1.2.2 Generator Room No. One (Upper Level) & Air COND Machinery Room (4-41-2-E)

1.2.3 SR Staff NCO Living Space (2-41-4-L)

1.2.4 Bakery (l -41-1-Q)

1.2.5 Secure HNG Space (01-41-4-A)

1.3 Identification:

1.3.1 A Total of (Approx. 2,700 SF) of Interior Steel Surface for Preservation Area, Located in 1.2.1

1.3.2 A Total of (Approx. 1,100 SF) of Insulation and Lagging Area, Located in 1.2.1

2. REFERENCES:

2.1 Standard Items (FY27)

2.2 310-7561753 Rev E, Diesel GEN COMB Air Exhaust Generator RM No. 1 & Air COND MCHRY RM

2.3 167-7563655 Rev A, STRUCT Closures 0/F List, ASSY 120

2.4 167-7563781 Rev A, Manhole Fabrication List

2.5 110-7563614 Rev C, Structural ASSY 120 2ND DK to 03 LVL OUTBD Port 30" FWD FR 41 to 30" FWD FR 49 MDL 1

2.6 111-7563604 Rev C, Structural ASSY 108 lB to SEC UK Port Shell ASSY 30" FWD FR 41 to 30" FWD FR 49 MDL 1

2.7 635-7566067 Rev C, Hull Insulation Details

2.8 635-7566068 Rev E, INSTL ARR for Hull INSUL

2/

LHA-7 USS TRIPOLI JON. 38DJ212312 AOl

TITLE:

GEN & GEN Room Exhaust Trunk 3-41-4-T; preserve

3. REQUIREMENTS:

(V) "REPORT"

3.1 Submit one legible copy of Marine Chemist certificate to SUPERVISOR including certified location.

3.2 Accomplish the requirements of 009-032 of 2.1 including Table 3, one system out of Line 22, Columns A, B, U and E, or Line 22A, Columns A and B for the area listed in 1.3.1, using 2.2 through 2.6 for guidance.

3.2.1 Power tool clean each narrow area to SSPC -SP -ll where blast nozzle cannot reach.

3.2.1.1 Power tool clean each narrow area to SSPC -SP -3 where power tool in 3.2.1 cannot reach.

3.2.1.2 Hand tool clean each narrow area to SSPC-SP -2 where

power tool in 3.2.1.1 cannot reach.

3.3 Remove each existing and install new insulation/lagging on interior trunk listed in 1.3.2 out of each new One and 2 Inch thick thermal insulation with 2 Inch thick acoustic insulation (MIL -DTL -32585A) , tape (MIL -C -20079H Type II Class 1) and adhesive (MIL -A-33l6C Class 1 Grade A), using 2.7 and 2.8 for guidance.

3.3.1 Accomplish the requirements of 009-011 of 2.1 for

insulation/lagging.

3.3.2 Accomplish the requirements of 009-032 of 2.1 for cleaning and preservation of each new and disturbed surface to match surrounding area.

3.3.3 Witness visual inspection of replaced insulation and lagging to be conducted by Ship's Force.

(V) "REPORT"

3.3.3.1 Submit one legible copy of a report listing results

of the requirements of 3.3.3 to SUPERVISOR.

4. NOTES:

4.1 Initial Condition - SWRMC Code 242, G1E8 intake/uptake inspection of 3-41-4-T, SSDG #1 uptake exhaust trunk, found exhaust trunk only painted in green primer and not top coat.

LHA-7 USSTRIPOLI

JON. 38DJ212312 AOl

TITLE:

GEN & GEN Room Exhaust Trunk 3-41-4-T; preserve

5. GOVERNMENT FURNISHED MATERIAL (GFM):

5.1 Government Furnished Material is as follows:

MATERIAL LIST

QTY

PARAITEM PC REF M/C DESCRIPTION STOCK HAZ DOG NO. REQD/ NO.NO. NO. NO NUMBER MAT UNIT

CORK AND RUBBER SHE, SAE-AMS-C-

9B 5330

101 SH 4 2.3 M 6183 TYPE -H CLASS-i, GRADE C, SIZE;

002971073

N 6204B026 3/SH 3.2

3/16"THKX24" WX36" L

SH 4 2.3 M NUT,PLAIN,HEXAGON, 5/8"-11UNC-2B, 9B 5310 N 6204B028 100/EA

3.2BRASS, GR-462/464 013502905

SH 4 2.3 M WASHER,FLAT, FOR 5/8", MONEL, 9B 5310 N

6204B031

78/EA

3.2M515795-420 010978025

104 SH 4

2.3

M ANTISEIZE COMPOUND, 8 OUNCE 9B 8030

Y

6204B820

1/TU

3.2TUBE, GRAY, PASTE 002921102

INSULATION BOARD,TH, FIBROUS 9Q 5640

105 2 2.7 M GLASS, FACED, 24 INCH X 48 INCH 013713265

N 6204B034 20/SH 3.3

PANEL

THERMAL INSULATION, 1 INCH

106 3 2.7 M THERMAL AND SOUND FELT, FBRS GL, 9Q 5640 N 6211E950 252/SF 3.3FACED W/ WHITE POLYESTER, 24 SALHA6003

INCHX36INCHPNL

SOUND CONTROLLING B, 2 INCH

107 5 2.7 M ACOUSTICAL ABSORPTIVE BOAD, 905640 N 6204B037 6/BX 3.3FBRS GL, FACED W/ 1/4 INCH PERF 007565866

WAFFLE, 24 INCH X 36 INCH PNL

THERMAL INSULATION, 2 INCH

108 22 2.7 M THERMAL AND SOUND FELT, FBRS GL, 90 5640 N 621iE95i 504/SF 3.3FACE W/ WHITE POLYESTER, 24 X 48 SALHA6O22

PANE

109 23

2.7 M

CAP,SNAP FASTENER, CAP - AL ALLOY

9B 5325

N

6204B041

3/HD

3.3FOR 3/16 INCH DIA WELDING STUD 007377648

TAPE,TEXTILE, TAPE 2 INCH WIDE

9B 8315

110 13 2.7 M FIBROUS GLASS UNTREATED,

002671632 N 6204B044 20/RO 3.3

2"X5OYD/RL, MIL-C-20079, TV-Il, CL-I iii 16

2.7

M

ADHESIVE, WHITE, MIL-A-3316, GR-A,

9B 8040 Y

6204B821

10/GL

3.3

CL-i 002738708