About this file

This is a Task Group Instruction (TGI) document for repair work aboard the USS MILIUS (DDG-69) detailing the replacement of pipe lagging, duct and compartment insulation, and interior surface preservation in Engine Room No. One (4-174-0-E). The work includes removing and replacing approximately 30 feet of chilled water return piping insulation, one lot of penetration water shield insulation, 40 square feet of duct insulation, 5 square feet of rubber insulation, 47 square feet of compartment insulation, and 122 square feet of interior surface treatment.

The document specifies detailed locations and technical requirements for each insulation type, including material specifications such as MIL-C-20079 Type I Class 3 lagging and MIL-DTL-24688 Type II insulation. The work is to be performed between May 12, 2025 and July 4, 2025. Government furnished materials and services are provided, including crane services, utilities, safety inspections, and QA inspections. The document includes multiple technical drawings showing exact installation locations and measurements. This is Change 1 to the original TGI, incorporating corrections to reference pages and paragraphs.

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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.: CMPT 4-174-0-E AY A 0 1

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

DDG-69 USS MILIUS KA1

CU PHASE TITLE:

F/O - REPL PIPE LAG, & DUCT & COMPT INSULATION, & PSV INTR SURF IN 4-174-0-E

PREPARING ACTIVITY:

PREPARED BY: CODE PHONE DATE

MASAMICHI HAGA 231B. 315-243-2513 20-SEP-2024

APPROVED BY: CODE PHONE DATE

RYOUTA TAKAGI 231B. 315-243-4502 20-SEP-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:

Page of Reference 2.5 and 2.12 are incorrect. Need to add Reference 2.13 and 2.14, and change Paragraphs 1.3.1, 5.1, and 5.3.1.1.

CHANGE INSTRUCTIONS:

CH1: Correct page of Reference 2.5 and 2.12, add Reference 2.13 and 2.14, and correct Paragraphs 1.3.1, 5.1, and

5.3.1.1. (11/25/2024)

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.: CMPT 4-174-0-E AY A 0

FOUO

SHIP: DDG-69 CHG/VER: 1/1

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 1-2 Sketch (1-10)

1. SCOPE/PURPOSE

1.1 Title: Pipe Lagging, and Duct and Compartment Insulation, Interior Surface in 4-174-0-E; replace and preserve

1.2 Location of Work:

1.2.1 Engine Room No. One (4-174-0-E)

1.3 Identification:

1.3.1 Quantity (30 FT), Lagging, Chilled Water Return Piping, from frame 220 to chilled water return valve (CWR-V- 3A)

Piping/Valve Size: 6 Inch IPS Insulation: EB-4013 Lagging: MIL-C-20079, Type I, Class 3 Remarks: See Sheet 3A (Zone 10-F) and Sheet 4A9 (Zone 12-F and 13-E) of 2.4, Sheet 3B5 (Zone 7-F, 8-F, -E, and -D) of 2.5, and Sheet 3A8 (Zone 8-C) of 2.13 for location details

JCN: EM01-4693

1.3.2 Quantity (One Lot), Unknown Insulation on Penetration Water Shield in 4-174-0-E, Frames between 180 and 182, Port

Remarks: See Sheet One of Sketch Enclosure-01 for location details.

JCN: EM01-4708

1.3.3 Quantity (40 SF in Total), Duct Insulation in 4-174-0-E, Frames between 214 and 220, Port

Material: Thermal, Polyimide, One inch thickness, MIL-DTL-24688, Type II Remarks: See Sheets 2 through 5 of Sketch Enclosure-01 for location details.

JCN: EM01-4693

1.3.4 Quantity (5 SF), Rubber Insulation on Shell Plating in 4-174-0-E, height of 6 inches from second platform plating, Frames between 180 and 186, including aft side of vertical stiffener frame 180, and forward (fwd) side of vertical stiffener frame 186, Port [Existing]

Material: Form Rubber, NH Armaflex, One Inch thickness Remarks: See Sheets 6 and 7 of Sketch Enclosure-01 for location details.

JCN: EM01-4708

1.3.5 Quantity (47 SF in Total), Compartment Insulation on Shell Plating in 4-174-0-E, Frames between 180 and 186, including bottom side web of stringer 16P, web of stringer 15P, aft side of vertical stiffener frame 180, and fwd side of vertical stiffener frame 186, Port

Material:

Acoustic, Polyimide, Tuff-skin, One inch thickness, MIL-DTL-24688, Type II Acoustic, Polyimide, Tuff-skin, 2 inches thickness, MIL-DTL-24688, Type II, Remarks: See Sheets 6 and 7 of Sketch Enclosure-01 for location details.

FOUO

SHIP: DDG-69 CHG/VER: 1/1

JCN: EM01-4708

1.3.5.1 Quantity (23 SF), Compartment Insulation on Shell Plating, Frames between 180 and 186

1.3.5.2 Quantity (4 SF), Compartment Insulation on Bottom Side Web of Stringer 16P, Frames between 180 and 186

1.3.5.3 Quantity (8 SF), Compartment Insulation on Web of Stringer 15P, Frames between 180 and 186

1.3.5.4 Quantity (6 SF), Compartment Insulation on Aft Side of Vertical Stiffener Frame 180

1.3.5.5 Quantity (6 SF), Compartment Insulation on Fwd Side of Vertical Stiffener Frame 186

1.3.6 Quantity (5 SF in Total), Compartment Insulation on Shell Plating in 4-174-0-E, height of 6 inches from second platform plating, Frames between 180 and 186, including aft side of vertical stiffener frame 180, and fwd side of vertical stiffener frame 186, Port

Material: Anti-Sweat, Polyimide, One Inch Thickness, MIL-DTL-24688, Type II Remarks: See 2.9 for material and details and Sheets 6, and 7 of Sketch Enclosure-01 for location details.

JCN: EM01-4708

1.3.6.1 Quantity (3 SF), Compartment Insulation on Shell Plating, Frames between 180 and 186

1.3.6.2 Quantity (One SF), Compartment Insulation on Aft Side of Vertical Stiffener Frame 180

1.3.6.3 Quantity (One SF), Compartment Insulation on Fwd Side of Vertical Stiffener Frame 186

1.3.7 Quantity (122 SF in Total), Interior Surface of 4-174-0-E, Port

Remarks: The area excepts where compartment insulation is installed.

1.3.7.1 Quantity (4 SF), Flange Plating of Stringer 15P, Frames between 180 and 186

Remarks: See Sheet 7 of Sketch Enclosure-01 for location details.

JCN: EM01-4708

1.3.7.2 Quantity (3 SF), Flange Plating of Stringer 16P, Frames between 180 and 186

Remarks:

See Sheet 7 of Sketch Enclosure-01 for location details.

The area excepts upper side of outboard side surface of flange plating.

JCN: EM01-4708

1.3.7.3 Quantity (4 SF), Flange Plating of Vertical Stiffener Frame 180

Remarks:

See Sheet 7 of Sketch Enclosure-01 for location details.

The area is vertical surface up to 60 inches height from second platform plating.

JCN: EM01-4708

1.3.7.4 Quantity (4 SF), Flange Plating of Vertical Stiffener Frame 186

Remarks:

See Sheet 7 of Sketch Enclosure-01 for location details.

The area is vertical surface up to 60 inches height from second platform plating.

JCN: EM01-4708

FOUO

SHIP: DDG-69 CHG/VER: 1/1

1.3.7.5 Quantity (38 SF), Second Platform Plating, between Frames 180 and 186, and Shell Plating and 72 inches off from Shell Plating, including vertical surface up to height of 6 inches from second platform plating

Remarks: See Sheet 8 of Sketch Enclosure-01 for location details.

JCN: EM01-4708

1.3.7.6 Quantity (59 SF), Grating Support, between Frames 216 and 220, and Longitudinals 1P and 5P, including second platform plating and outboard side surface of longitudinal 4P

Remarks:

See Sheet 9 of Sketch Enclosure-01 for location details.

The area is below second platform.

JCN: EM01-4693

1.3.7.7 Quantity (10 SF), Transverse Bulkhead Plating Frame 220, Longitudinals between 1P and 4P

Remarks:

See Sheet 10 of Sketch Enclosure-01 for location details.

The area is below second platform and vertical surface up to 28 inches height from second platform plating.

JCN: EM01-4693

1.4 Security Classification: None.

1.5 Initial Condition:

1.5.1 Potential Asbestos Hazard.

1.6 Contractor work start date: 12 May 2025

1.7 Contractor work completion date: 04 Jul 2025

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

3 TM S9086-

VH-STM-

010/CH-635

Thermal, Fire, and Acoustic Insulation

3 N

4 DWG 514-

6598790

AIR COND CHILLED WTR CRCLT

SYS & CNDS DR DIAG

- Y 3A ,4 A9

5 DWG 505-

6596794

INSTL MCHRY & PP 2ND PLATF

FR 174 TO 220 (PORT)

AC Y 3B

6 DWG 513-

6596909

HVAC INSTL DZ 2220 HOLD FR

174-220

M N

7 DWG 513-

6596910

HTG VENT AIR COND INSTL

DESIGN ZONE 2230 2ND PLATF

FR 174-220

N N

8 DWG 512-

6597200

HTG VENT AIR COND

CONSTRUCTION DET

H N

9 PDD 635-

ELM-230114

SRF-JRMC Std ELM Sub Matl of Elastomeric Plstc Foam for Hull Insul

- Y AL

L

10 DWG 635-

6596641

THRM & ACST INSUL ARR

BELOW LEVEL FR 126-300

ZONE2

R N

FOUO

SHIP: DDG-69 CHG/VER: 1/1

REF.

NO.

DOCUMENT

/DRAWING

NUMBER

DOCUMENT/DRAWING TITLE REV CHG

NO.

COPY

REQ’D

(Y/N)

SOURCE

DOC

(Y/N)

PARA SEC PG CHP

11 DWG 635-

6597080

THRM & ACST INSUL DETS

ZONES 1,2,3 and 4

M N

12 DWG 100-

6597590

UNIT STRUCTURAL ARR DWG-

ASSY UNIT 2220

M Y 3-4

13 DWG 505-

6596792

INSTL MCHRY & PP HOLD FR 174

TO 220 (PORT)

AC Y 3A

14 DWG 100-

6597591

UNIT STRUCTURAL ARR DWG-

ASSY UNIT 2230

L Y 9-4

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 each existing insulation and lagging listed in 1.3.1 from the piping with associated fittings located in 1.2.1, using 2.3 through 2.5 and 2.13 for guidance.

5.1.1 Accomplish the requirements of 009-11 of 2.1 for installation of each new insulation and lagging listed in 1.3.1 to the piping with associated fittings.

5.1.1.1 Apply vapor barrier conforming to MIL-PRF-19565 to the lagging surfaces of chilled water return piping.

5.1.1.2 Accomplish the requirements of 009-32 of 2.1 for top surface where new insulation and lagging are installed.

5.2 Remove each existing unknown insulation, duct insulation, rubber insulation, and compartment insulation listed in 1.3.2 through 1.3.5.

5.3 Accomplish the requirements of 009-11 of 2.1 to install each new duct insulation and compartment insulation listed in 1.3.4 through 1.3.6 in accordance with 2.6 through 2.11.

5.3.1 Accomplish the requirements of 009-32 of 2.1, including Table 3, Line(s) 13.

5.3.1.1 Upon completion of surface preparation of each area, accomplish visual inspection for each shell plating listed in 1.3.5.1 and 1.3.6.1 for structural integrity, deterioration, pitting, cracks, and areas of damage or distortion, using 2.12 and 2.14 for guidance.

5.3.1.2 Submit one legible copy, in hard copy or approved transferrable media, of a report listing results of the requirements of 5.3.1.1 to the SUPERVISOR.

5.4 Accomplish the requirements of 009-32 of 2.1, including Table 3, Line(s) 13, for each area listed in 1.3.7.

5.4.1 Upon completion of surface preparation of each area, accomplish visual inspection for each second platform plating listed in 1.3.7.5 for structural integrity, deterioration, pitting, cracks, and areas of damage or distortion, using

2.12 for guidance.

5.4.1.1 Submit one legible copy, in hard copy or approved transferrable media, of a report listing results of the requirements of 5.4.1 to the SUPERVISOR.

C1209.1 Hamanaka SH 11020211 27 Nov 2024

Shinichiro.Hamana.ja Cross-Out

FOUO

SHIP: DDG-69 CHG/VER: 1/1

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

5.6 Notes:

5.6.1 Planner: Code 231B M. Haga, 243-2513

Planner: Code 234 S. Ito, 243-4297 Planner: Code 233 K. Kondo, 080-9899-1997

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

5.6.3 JCNs EM01-4708 and EM01-4693 are related to this TGI.

5.7 Government Furnished Material (GFM):

5.7.1 SRF-JRMC will provide GFM listed in Appendix "M".

5.8 SRF-JRMC will provide the following service work: (TGI No. 38KA165403S02)

5.8.1 [C740] Crane and crane rigging service.

5.8.2 [X99E] Utility service, electrical.

5.8.3 [X99M] Utility service, including low pressure air supply, water supply, and steam supply.

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

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

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

FOUO

M-1

SHIP: DDG-69 CHG/VER: 1/1

APPENDIX “M”

TGI MATERIAL LIST

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

VERSION:

CASREP

CAT:

CMPT 4-174-0-E AY A 0 1

CU PHASE TITLE:

F/O - REPL PIPE LAG, & DUCT & COMPT INSULATION, & PSV INTR SURF IN 4-174-0-E

MATERIAL REFERENCES

REF

NO.

DOCUMENT/DRAWING

NUMBER

DOCUMENT/DRAWING TITLE REV

JOB ORDER: KEY OP:

38KA165403 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 INSULATI, MATERIAL ORDER

FOR KTR

ORIG: C231B M.HAGA 243-2513

9Q 5640 013713263 NA 4 N 42765039 16/SH

002 M ACOUSTIC INSULATION,

MATERIAL ORDER FOR KTR

ORIG: C231B M.HAGA 243-2513

9Q 5640 LL4558976 NA 4 N 42767439 6/SH

003 M ACOUSTIC INSULATION,

MATERIAL ORDER FOR KTR

ORIG: C231B M.HAGA 243-2513

9Q 5640 LL4558975 NA 4 N 42767435 6/SH

004 M SOUND CO, MATERIAL ORDER

FOR KTR

ORIG: C231B M.HAGA 243-2513

9Q 5640 014548837 NA 4 N 42765032 2/SH

005 M TAPE,TEX, MATERIAL ORDER

FOR KTR

ORIG: C231B M.HAGA 243-2513

9B 8315 002671632 NA 4 N 42765029 2/RO

006 M TAPE,TEX, MATERIAL ORDER

FOR KTR

ORIG: C231B M.HAGA 243-2513

9B 8315 002671633 NA 4 N 42765027 2/RA

NOTES:

FOUO

M-2

SHIP: DDG-69 CHG/VER: 1/1

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

007 M CAP, STUD, 3/16"DIA,

MATERIAL ORDER FOR KTR

CAP, STUD, MATL: CRES 304,

HD DIA: 1-1/16",

USE FOR 3/16"DIA STUD,

USE FOR NAVY ANNULAR

RING STUDS, 3/16"DIA,

USE FOR HULL THERMAL

INSULATION

ORIG: C231B M.HAGA 243-2513

9B 5340 LL4945008 NA 4 N 42767452

100/EA

008 M ADHESIVE, MATERIAL ORDER

FOR KTR

ORIG: C231B M.HAGA 243-2513

9B 8040 002738708 NA 4 Y 42765021 2/GL

009 M ADHESIVE, MATERIAL ORDER

FOR KTR

ORIG: C231B M.HAGA 243-2513

9B 8040 005508835 NA 4 Y 42765017 2/GL

010 M SEALING, MATERIAL ORDER

FOR KTR

ORIG: C231B M.HAGA 243-2513

9B 8030 001742588 NA 4 Y 42765013 5/GL

400 M INSULATI, FOR SIZE: 6 INCH

IPS, SIZE: 6-5/8 INCH ID X 3/4

INCH THK X 6FT LG, UI: EA/6FT

(ONE CONTINUOUS LENGTH

REQUIRED)

ORDERED FOR KTR

C234 S.ITO 243-4297

9B 5970 LL9607850 NA 4 N 42537401 7/EA

401 M INSULATI, FOR SIZE: 8 INCH

IPS, SIZE: 8-5/8 INCH ID X 3/4

INCH THK X 6FT LG, UI: EA/6FT

(ONE CONTINUOUS LENGTH

REQUIRED)

ORDERED FOR KTR

C234 S.ITO 243-4297

9B 5640 LL9607851 NA 4 N 42537402 2/EA

402 M INSULATI, SIZE: 36 INCH W X

48 INCH L X 3/4 INCH THK

ORDERED FOR KTR

C234 S.ITO 243-4297

9B 5640 LL9607854 NA 4 N 42537403 3/SH

403 M ADHESIVE, ORDERED FOR

KTR

C234 S.ITO 243-4297

9B 8040 002738708 NA 4 Y 42535085 4/GL

404 M ADHESIVE, ORDERED FOR

KTR

C234 S.ITO 243-4297

9B 8040 008419773 NA 4 Y 42535086 6/PT

405 M SEALING COMPOUND,

ORDERED FOR KTR

C234 S.ITO 243-4297

9B 8030 001742588 NA 4 Y 42535087 9/GL

406 M CLOTH,PLAIN WEAVE,

ORDERED FOR KTR

C234 S.ITO 243-4297

9B 8305 001487363 NA 4 N 42535088 1/RO

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-69 CMPT 4-174-0-E AY A 0

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

38KA165403 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-69 CMPT 4-174-0-E AY A 0

Sketch

38KA165403A01 ENCLOSURE-01 Sheet 1 of 10

PLAN VIEW

Engine Room No. One (4-174-0-E)

Frames between 180 and 186 Second Platform

FR 180

FR 186

DATAIL PHOTO

1.3.2 Quantity (One Lot), Unknown Insulation on

Penetration Water Shield in 4-174-0-E, Frames between 180 and 182, Port

38KA165403A01 ENCLOSURE-01 Sheet 2 of 10

A

PLAN VIEW

Engine Room No. One (4-174-0-E)

Vent Duct SS 2-203-1 Frames between 214 and 220 Hold

1.3.3 Quantity (40 SF in Total), Duct

Insulation in 4-174-0-E, Frames between 214 and 220, Port

38KA165403A01 ENCLOSURE-01 Sheet 3 of 10

SECTION VIEW 3-A

Vent Duct SS 2-203-1

1.3.3 Quantity (40 SF in Total), Duct Insulation

Below Second Platform

38KA165403A01 ENCLOSURE-01 Sheet 4 of 10

PLAN VIEW

Engine Room No. One (4-174-0-E)

Vent Duct SS 2-203-1 Frames between 206 and 220, Second Platform

1.3.3 Quantity (40 SF in Total), Duct

Insulation in 4-174-0-E, Frames between 214 and 220, Port

38KA165403A01 ENCLOSURE-01 Sheet 5 of 10

ELEVATION VIEW 5-A

Vent Duct SS 2-203-1

12”

1.3.3 Quantity (40 SF in Total), Duct Insulation

Above Second Platform

38KA165403A01 ENCLOSURE-01 Sheet 6 of 10

ELEVATION VIEW

Shell Plating, Frames between 180 and 186 Second Platform

1.3.4 Quantity (5 SF), Rubber Insulation on Shell Plating in 4-174-0-E, height of 6 inches from second platform plating, Frames between 180 and 186, including aft side of vertical stiffener frame 180, and forward (fwd) side of vertical stiffener frame 186, Port [Existing]

1.3.6 Quantity (5 SF in Total), Compartment Insulation on Shell Plating in 4-174- 0-E, height of 6 inches from second platform plating, Frames between 180 and 186, including aft side of vertical stiffener frame 180, and fwd side of vertical stiffener frame 186, Port

1.3.5 Quantity (47 SF in Total), Compartment Insulation on Shell Plating in 4- 174-0-E, Frames between 180 and 186, including bottom side web of stringer

16P, web of stringer 15P, aft side of vertical stiffener frame 180, and fwd side of vertical stiffener frame 186, Port

B

6”

38KA165403A01 ENCLOSURE-01 Sheet 7 of 10

60”

SECTION VIEW 7-A and 7-B 2ND Platform Plating, Shell Stringer 15P and 16P, and

Vertical Stiffener, Second Platform

Second Platform

1.3.4 Quantity (5 SF), Rubber Insulation

1.3.6 Quantity (5 SF in Total), Compartment Insulation

1.3.5 Quantity (47 SF in

Total), Compartment

Insulation

1.3.7.2 Quantity (3 SF), Flange Plating of Stringer

16P, Frames between 180 and 186

1.3.7.1 Quantity (4 SF), Flange Plating of Stringer

15P, Frames between 180 and 186

1.3.7.3 Quantity (4 SF), Flange Plating of Vertical

Stiffener Frame 180

1.3.7.4 Quantity (4 SF), Flange Plating of Vertical

Stiffener Frame 186

6”

38KA165403A01 ENCLOSURE-01 Sheet 8 of 10

72”

Engine Room No. One (4-174-0-E)

Second Platform Plating, Frames between 180 and 186

FR 186 FR 180

1.3.7.5 Quantity (38 SF), Second Platform Plating, between Frames 180 and 186, and Shell Plating and 72 inches off from Shell Plating, including vertical surface up to height of 6 inches from second platform plating

38KA165403A01 ENCLOSURE-01 Sheet 9 of 10

Grating Support, Frames between 216 and 220 Below Second Platform

FR216 FR220

74”

1.3.7.6 Quantity (59 SF), Grating Support, between Frames 216 and 220, and Longitudinals 1P and 5P, including second platform plating and outboard side surface of longitudinal 4P

38KA165403A01 ENCLOSURE-01 Sheet 10 of 10

SECTION VIEW

Watertight Transverse Bulkhead Frame 220, Below Second Platform

28”

74”

Second Platform

1.3.7.7 Quantity (10 SF), Transverse Bulkhead Plating

Frame 220, Longitudinals between 1P and 4P

File details come from the government source that posted it. Updated .