1.02 38KF312347_00_A01.pdf

ShlDIHULL NO. ShlDIHULL NAME

JON:

ICN: 38KF312347 Rev: Key Op:

LPD-18 USS NEW ORLEANS -S8KFA12928 A ----n AO& vv•'\

TITLE: H. Sh1bue, S310, 08/05/26. 00 A01 (FOBt Deck ln•lde Coamlng for LPAC No. One; preurve

JOB SPECIFICATION

AntlclDatad Award Date: Production ComDletlon Dallt: PREPARING ACTIVITY:

POP Start Dallt: POP End Date: SASEBO

PREPARED BY: CODE DATE

N.NAGATO H NA 2/7/2028

APPROVED BY:

AJ#b

CODE

&.MURAKAMI S226

CONCURRED BY: ~ .. ~)' CODE

S.MOROOKA

S231 I

ASSIST PLANNER'S NAME: CODE

K.SAITO M SK

ASSIST PLANNER'S NAME: CODE

J.SAKURAI E SJ

ASSIST PLANNER'S NAME: CODE

T. YOSHINAGA PYO

All pages of this documents will change ICN from 38KFA12328 to 38KF312347 where written as shown on this coversheet.

All pages of this documents will change AVAIL ID from 6A1 to 7J1 where written as shown on this coversheet.

DESCRIPTION:

JSN(S); ES01-NNQ3. E801-NNQ4 and ES01-NNQ§ CASREPf , 8/F CONTACT; Port EnqinHr CWP# CCNSf , Approved by 8300/8900 ~ ~ Data; l.J r/3,82(; A~L.i 1A1 ZJl I t,r A/ ,..,.J, oJ. 3°?ddv H. Shibue, S31 0, 08/05/26.

L.r&; I

Work Complet.d

8/Force: Rata; Pt■; I

Ship Supt: 121■i SRF CONTROL NO.:

WOBIS CIBDEl~IlQN IHINATLH!l;I

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

10/15/2026

10/22/2026

12/14/2026

01/30/2027

1301406003

Shi HULL NO. Shi HULL NAME -=~==::...;.;;.;::;;.;__-+---"'.;.;.;.o:;;.;.;..;.;==....;.;;;....:.:.:;.c=-___ ---1 JON: ICN: 38KF312347

38KFA12328

, Rev: Key Op:

LPD-18 USS NEW ORLEANS AO&

TITLE: A01

(FO8)-Deck lnalde Coamlng for LPAC No. One; preserve

1. SCOPJ::

1.1 Title: (FOB)~Deck Inside Coaming for LPAC No. One ; preserve

1.2 Location of Work:

1.2.1 Auxiliary Machinery Room No.2 (7-80-0-E) (Upper Level)

1,3 Identification:

1.3.1 Quantity (One AY), 1/4 Inch OD through 3-1/2 Inch IPS Various Piping on No. One Low Pressure Air Compressor (LPAC) and Dehydrator for No . One LPAC, Located in 1.2.1, Chill Water Piping, Low Pressure Air Piping, Potable Water Piping, Aux i liary Sea Water Piping and Drain Piping, Each Mechanical Joint Ends

1 . 3.2 Quantity (One AY), No. One Low Pressure Air Compressor (LPAC), Located in 1.2.1, MFR DRESSER-RAND COMPANY, MFR DWG 12544698/GSS-200, MFR ID ML12544698Gl, Capacity 200 SCFW, Speed 3,600 RPM, Weight Approx . 3,310 LBS, APL No.06A040000

1.3.3 Quantity (One AY), Dehydrator for No. One LPAC, Located in 1.2.1, MFR HOWELL LABORATORIES INC., MFR DWG 6115, Model 5295 Mark II, MFR ID 6115-G501, Air Flow Capacity O - 200 SCFM, Operating Pressor 80 - 155 PSIG, Weight Approx.526 LBS, APL N0.440300059

1.3 . 4 A Total of (50 SF) of Deck Surface on Inside of Coaming for LPAC No. One with Dehydrator (Item 3 of Level 2 Structural Inspection Report in 2.15), Including Each Foundation and Vertical Surface of Coaming, Located in 1.2.1

2 . Rl:l'&Rl:NC&S:

2 . 1 Standard Items ( F'f26) (FY27) H. Shibue, S310, 02/19/26.

2 .2 S6220- EE-MMA-Al0 Rev -4-, Compressor, Air, Low Pressor, Oil-Free, Model

GSS-200-3 5

S .l3'f . T TA-kAJi1ASC1, /IO)Df'$3. 8/b/J..t>-J.6 T-T

2.3 S9514-DJ-MMA-010 Rev 2, Dehydrator, Condenser-Filter Model 5295 Marks I, IA, and II

2.4 551-7319397 Rev D, Diagram Low Pressure Ship Service Air System

2.5 524-8675890, LPD 18 SRO Diagram Auxiliary Seawater Cooling System

2.6 531-7319388, Diagram Hot and Cold Potable Water System KPD-18 Only

2.7 532-7319228 Rev E, Diagram Chilled Water System

2.8 505-7319643 Rev H, Piping Arrangement Unit 2231 SPECON

ShlDIHULL NO. I ShlDIHULL NAME ICN: 38KF312347 Rev: Key Op:

JON:

LPD-18 I USS NEW ORLEANS "38K:FA12928 --r.. A86 UQI

TITLE: 00 A01

(FOBt-Deck Inside Coamlng for LPAC No. One; pre■erve

2.9 521-8301179 Rev B, SHIPALT LPD17-79648K LPAC ASW Cooling Water SYS

MOD

2.10 508-7318327 Rev F, Piping and Machinery Insulation Schedule

2.11 320-7318479 Rev K, Power System Deck Plan, Electrical Zone No.4

2.12 202-7320399 Rev E, Data Acquisition Unit No.35 Block Wiring Diagram

2.13 MIL-STD-2003B, Electric Plant Installation Standard Method for Surface Ship and Submarines

2.14 MIL-STD-1310H, Shipboard Bonding, Grounding, and Other Techniques for Electromagnetic Compatibility, Electromagnetic Pulse (EMP) Mitigation, and Safety

2.15 ELM-235091, GlN6 Level 2 Structural Inspection Report for 7-80-0-E (Auxiliary Machinery Room No.2) enclo■ed

3. R&QUIR&MZNTS:

3.1 Remove existing piping listed in 1.3.1 to facilitate preservation of deck plate, using 2.2 through 2.10 for guidance.

3.2 Disconnect electrically and mechanically and remove each LPAC and dehydrator listed in 1.3.2 and 1.3.3 to facilitate preservation of deck plate, using 2.2 through 2.7, 2.11 and 2.12 for guidance.

3.2.1 Matchmark, identify, and retain disconnected hardware.

3,2,2 Clean each part exposed by disassembly and removal free of oil and foreign matter, leaving no residue or injurious effects.

3.2.3 Remove each high spot, burr, abrasion, nick, corrosion, gasket material, and foreign matter from each exposed flange and mating surface.

3.2.4 Remove each burr and high spot from each exposed sliding surface, screw thread, key, and keyway.

3.2.5 Chase and tap each exposed threaded area.

3.2.6 Handwork and skim cut each machined, sealing, aligning, mating, and gasket surface.

3.3 Prior to commencement of any preservation work, test each deck drain to ensure that each drain is not clogged and damaged.

(V) "REPORT"

3.3.l Submit one legible copy of a report listing results of the requirement of 3.3 to SUPERVISOR.

Shi HULL NO. Shi HULL NAME ....a;.a~..;.,;...;;;;..=;;;;; ___ ...;......, ................. ________ --t JON: ICN: 38KF312347 Rev: Key Op:

LPD-18 USS NEW ORLEANS -o5R AOe--

TITLE: 00 A01

(FOBt Deck lnalde Coamlng for LPAC No. One; prnerve

(V) "Rl:POR'l'"

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

3.5 Accomplish the requirements of OOi-32 of 2.1, including Table 3, Line 24, Columns A (SSPC-SP-11), Band E for each area listed in 1.3.4, using 2.15 and ENCLOSURE (A) for guidance.

3.5.1 Power tool clean each narrow area to SSPC-SP-3 where power tool in 3.5 cannot reach.

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

power tool in 3.5.1 cannot reach.

3.6 Upon completion of the preservation work, test each deck drain to ensure that deck drain is not clogged.

3.7 Upon completion of the preservation work, install and connect each LPAC, dehydrator and piping listed in 1.3.1 through 1.3.3, using 2.2 through

2.12 for guidance. Install retained hardware of 3.2.1.

3.7.1 Cable installation, cableway, cable tag, and wire marking must be in accordance with 2.13.

3.7.2 Bond and ground equipment in accordance with 2.14.

3.7.3 Align the piping to each equipment. Piping must be supported independently and must not impose a strain on the equipment. Accomplishment of alignment by adjustment of the first adjacent hanger is to be considered within the scope of the work.

(V) (G) "OPl:RA'l'IONAL PRJ:SSO'Rll RS'l'"

3.8 Accomplish an operational pressure test of each LPAC and dehydrator listed in 1.3.2 and 1.3.3 to verify correct operation, using 2.2 through 2.7 for guidance. Ship's Force must operate each equipment. -8130

3.8.1 Verify correct direction of rotation.

3,8.2 Verify each LPAC, dehydrator, and disturbed mechanical joint free of leaks. Allowable leakage: None.

3.9 Accomplish the requirements of OOi-32 of 2.1 for cleaning and preservation of each new and disturbed surface to match surrounding area.

4.1 Initial Condition - Each existing deck coating on the inside of the coaming for LPAC No. One has deteriorated and requires preservation.

Shi ULL NO. Shi /HULL NAME

LPD-18 USS NEW ORLEANS

I ICN: 38KF312347

JON: 38KFA12328

TITLE:

(FOB)-Deck Inside Coamlng for LPAC No. One; preaerve

5. GOVERNMENT FURNISHED MATERIAL (GFM):

5.1 Government furnished material as follows.

MA TE RIAL LIST

MATERIAL LIST

ITEM PC REF MIC STOCK HAZ

NO. NO. NO. DESCRIPTION NUMBER MA1

STRAINER PLATE, STRAINER FOR 2"

001 C TYPE-C, DECK DRAIN, 803-1385789, 9B 5630 SM901991 N

MIL-B-16541 4-3132" OD

002 C

SCREW,1/, FASTENER, FLAT HEAD,

9B 5305 015453009 N 1/4"UNC-2A-2"LG, QQ-N-281

003 C

KIT.DRAIN REPAIR PA, REPAIR KIT,

9B 4510 015467725 N 2"1PS, TYPE-C, COPPER ALLOY

RUBBERS, SHEET, RUBBER, 1/8" X

301 M 36" X 36", MIL-G-1149 TY.I, CL.1 , HS 9B 9320 007295103 N

50 CPR

302 M

RETAINER RING, UNION, 2"1PS, MIL-F-

9B 5325 010320949 N 1183/10-FIG.6 BRONZE 2 EA/PG

303 M RETAINER RING, UNION, 1-1/4"1PS, 9B 5325 010320948 N MIL-F-1183/10-FIG.8 BRONZE

304 M

RETAINER RING, UNION, 1/2"1PS, 803-

9B 4730 010326028 N

1385714-3-3 MIL-F-1183 BRONZE

305 M RETAINER RING, UNION, 3/8"1PS, MIL- 9B 4730 010326941 N F-1183/10-FIG.8 BRONZE

306 M RETAINER RING, UNION, 1/4"1PS, MIL-

9B 5325 010320946 N F-1183/10-FIG.6 BRONZE

307 M O-RING, MIL-R-83248/1-227, VITON,

9B 5331 001851950 N 0.137WX 2.064 (MEAN)

308 M O-RING, 0.103 W X 1.8821D(MEAN), 98 5331 001875122 N MIL-R-83248/1-134 HS70 VITON VJ

309 M O-RING, 0.070-W X 1.051"1D (MEAN),

9B 5331 001661017 N

MIL-R-83248/1-023 VITON

310 M 0-RING, 0.070-W X 0.801"10 (MEAN),

9B 5331 001660996 N MIL-R-83248/1-019 VITON

311 M

0-RING, 0.070-W X 0.876"1D (MEAN),

9B 5331 001660993 N MIL-R-83248/1-017 VITON

312 M GASKET SHEET FOR BALL VALVE, 9B 4820 010756589 N 803-5001003-X3XX-04 1/2"

GASKET TEFLON PREFORMED FOR

313 C 1-1/2"1PS BALL VALVE, 803-5001003- 9B 4820 015668866 N

X7XX•04

RUBBERS, SHEET, RUBBER, 1/8" X

314 M 36" X A/A, HH·P-151 , CL.1, 98 5330 003330313 N

COMMERCIAL

ISOLATION KIT, ISOLATION

KIT.GASKET FF FOR 1-1/2"1PS 250#

9B5305 315 C MIL-F-20042, NAVY, ISOLATION

SAPYO0125 N

WASHER, G-10 MYLAR SLEEVE, PART

NO. 1.5-250 MPGEn:•NIMSS

ISOLATION KIT, ISOLATION

KIT.GASKET FF FOR 2"1PS 250# MIL-F-

985305 316 M 20042, NAVY, ISOLATION WASHER, G-

SAPY00126

N

10 MYLAR SLEEVE, PART NO. 2-250

MPGE/E-N/MSS

Rev: Key Op:

A86 00 A01

QTY Para DOC REQD/ No.

NO. UNIT

1/EA .

5/EA .

1/KT .

1/EA 3.7

4/PG 3.7

4/EA 3.7

4/EA 3.7

4/EA 3.7

10/EA 3.7

8/EA 3.7

5/EA 3.7

5/EA 3.7

5/EA 3.7

10/EA 3.7

4/EA 3.7

4/EA 3.7

1/SY 3.7

2/EA 3.7

2/EA 3.7

Ship/HULL NO. Shlo/HULL NAME ICN: 38KF312347 Rev: Key Op:

LPD-18 USS NEW ORLEANS

JON: 98KFA12928 ~ A86

TITLE: 00 A01

tFOB)--Deck Inside Coamlng for LPAC No. One; preeerve

MATERIAL LIST

QTY

Para

ITEM PC REF MIC STOCK HAZ DOC RECD/

NO. NO. NO. DESCRIPTION NUMBER '-IIA1 NO. UNIT No.

STRAINER PLATE, STRAINER FOR 2"

001 C TYPE-C, DECK DRAIN, 803-1385789, 9B 5630 SA4901991 N 1/EA .

MIL-B-16541 4-3132" OD

002 C

SCREW, 1 /, FASTENER, FLAT HEAD,

9B 5305 015453009 N 5/EA 1/4"UNC-2A-2"LG, QQ-N-281 .

003 C

KIT.DRAIN REPAIR PA, REPAIR KIT,

9B 4510 015467725 N 1/KT 2"1PS, TYPE-C, COPPER ALLOY

GASKET, GASKET FOR FIG 7-5--M OF

9B5305 317 C S6220-EE-MMA-A10, PART NO.

SAPY00127

N 1/EA 3.7

112449401

INSULATION, PIPE COVERING, 2"1PS,

318 M 2-318" ID X 3/4" THK X 8 FT LG, 6FT/EA, ~Q 5640 SA9607S.W N 1/BX 3.7

U/l:8EA/BX

INSULATION, PIPE COVERING, 1-

319 M 1/2"1PS, 2-1/8" ID X 3/4" THK X 6 FT LG, l)C 5640 SA9607843 N 4/EA 3.7 6FT/EA un:10EA/BX

INSULATION, PIPE COVERING,

320 M 1/2"1PS, 7/8" ID X 3/4" THK X 6FT LG, ~ 5640 SA4763092 N 4/EA 3.7

6FT/EA U/l:21EA/BX

321 M INSULATION, PIPE COVERING,

~ 5640 SA9607840 N 4/EA 3.7 1f.4"1PS 112" ID X 314" THK X 6FT LG

322 M

CLOTH.PL, GLASS CLOTH, 5 FT W X

9B 8305 001487363 N 1/RO 3.7 50 YD MIL-C-20079H TY.I CL.3 L/W

323 M

ADHESIVE, ADHESIVE, WHITE, MIL-

9B 8~0 002738708 y 1/GL 3.7 DTL-3316D CL.1 GRA 1GL/UI

ADHESIVE, ADHESIVE, NEOPRENE,

324 M MIL-A-24179A TY.II , CL.1, 520, R~373, 1 9B ~0 005508835 y 1/GL 3.7

GUUI

INSULATION, SHEET, 3/4"THK X 3FT

325 M W X 4FT L, K-FLEX ECO, EB SPEC

9Q 5640 SA4703475 N 1/BX 3.7 N0.4013 NON HALOGEN RUBBER

FOAM BSH/BX

Shi HULL NO. Shi HULL NAME 1 ICN: 38KF312347

JON: ! 38KFA12328

1 Rev: Key Op:

USS NEW ORLEANS

TITLE:

(FOBt- Deck Inside Coamlng for LPAC No. One; pre■erve

LJ

f_ t l v, PASSAGE Q :c 6 80 - 2 L

Al -L

[□!d

AUX MCHRY R NO 2

(UPPER LE. VU 4. M ABl)

ON 7 80 0

,...;..._i __ _c;;===;;;;;;;;-

EOS

6 90 3 E

Inside of Coaming for LPAC No. One with Dehydrator Including Each Foundation Listed in 1.3.4

Auxiliary Machinery Room No. 2 (Upper Level)

Plan View

ENCLOSURE (A) 1/1

Me- A01

, J

I

ICN 38KFA 12328-A0S ClJI//SP-CTI/FEDCON

Controlled by DON ENGINEERING LIAISON MEMORANDUM Controlled by SRF-JRMCIS245

CUI CatejOry. CTI SHIP REPAIR FACILITY · JRMC

\'OKO UKA DET. SASEBO, JAPAN

lP1t.TRIB''l l ""'\.l,ll\f"'-fl T'h•lhiil.- ,Ulth.~,.Jt, I\ (.,ftftf'Mnl

Distribution Stattmcnt or UX: . C POC: S Phillios / 31 S-252-3538

I'> • • J""" -• °""" r_..,,_ '"'""°''> o.. us •~• •b•1.......,_1~t,.-r,{..,.,1olJS ,._..,.,,,....,,laM)

,. ,J lo,-,...,...i-C.-. Y-

I, Hl LL 1'0. I SHIP ,_AMC / TITl .t: %. [L ... !1,0. I}. RC\ 11. Kl\,1(0 J(. CSR ,-o.

LPD-18 / USS NEW ORLEANS 235091 I - I 38NOLl2322 119 I LPDIS-284

• . SCD ?. DFS RCQlllRCD

GJN6 SCD:NIA DFS:N/A

Level 2 Structural Inspection Report for

7-80-0-E (AUXILIARY MACHINERY ROOM NO. 2) •- ~IIS I. ADDITIO, AL APPLICAI ILm':

100 NIA

10. APPROVAL

Orisiutor o. .. ,111 lu~,r Dal•

T. HISANO HISANO.TAKU =,,-:,.:,_.., 04/14/2023 Y. IIDA ~ --·· 04/14/2023 ,0-. 't'OINll.Mt ~ Ml.1588053730 :,.-....... ., 0- X1D 0&1,mll» -Gl'OO'

1··-., [)olf

NIA

5145 S..1Wn-lNr Appre•■l

C. FUJIKAWA (for S. PHILLIPS) ~~~CARYS 5'f..::::= 04/14/2023

~100A Ttdlllk■I 0.,.17 LTA App,..el .,. ..

NIA

5100 LTA Appre,..a, ■ad t■ JiM<rinc It Pin••• Di.WN Hrad A...,..,_, o. ..

NIA

11. CORRECTIVE ACTION

I. REF:

(a) ESR LPDIS-284, GIN6 CCIMS Report for LPD-18, 7-80-0-E (AUXILIARY MACHrNERY

ROOM NO.2)

(b) T9630-AB-MMD-0I0 Rev-3, Corrosion Control As essment and Maintenance Manual (CCAMM), 30 Jun 2015

(c) S9086-DA-STM-0J0 Rev-3 , Naval hips ' Technical Manual hapter I 00 Hull Structures, I 5 Mar 2017

(d) NA VSEA Letter Ser 0SD/177, Screening criteria for Potential Operationally Restricted Deficiencies in support of Below Waterline Structural Assessments, I 8 July 2019

(e) S9AA0-AB-GOS-0I0, Rev-10, General Specifications for Overhaul of Surface Ships

2. ENCL:

(I) Level 2 Structural Inspection Report for 7-80-0-E (AUX JLIAR Y MACHINERY ROOM NO. 2) in LPD-18, dated 2 Mar 2023.

3. BACKGROUND:

a. Reference (a) required a Level 2 structural inspection as the follow-on inspection of Level I survey on 18 May 2022. See Note I in enclosure (I) for more details.

b. Level 2 structural inspection was performed in accordance with references (b) thru (d) on 2 Mar 2023. The report with the repair method is provided in enclosure (I).

C. As a result of the Level 2 structural inspection, two defect/findings were identified as follows:

• R4IS2 - Two Items

ELM 235091 Sheet I of 2

CUI//SP-CTI/FEDCON

ICN 38KFA12328-A06 CU 1//SP-CTI/FEDCON

• Three local coating defects

4. GENERAL NOTES:

a. The purpose of this ELM is to release a Level 2 tructural Inspection Report, enclosure (l ).

5. REQUIRED ACTIONS:

a. Perfonn all recommended repair recommendations identified in the Level 2 structural inspection report, enclosure (1 ), in a future maintenance availability.

6. TESTNOTES:

a. None.

7. MATERIALS:

a. See enclosure (I).

ELM 235091

16897

Sheet 2 of 2

ICN 38KFA12328-A06 CU 1//SP-CTI/FEDCON

Controlled by· DON Controlled by: SRF-JRMC/S245 CUI Cateaory. CTI Distributioo Statement or LDC. C POC: S Phillip, / 3l5-2S2-3538

LEVEL 2 STRUCTURAL INSPECTION REPORT

AS E SMENT AND CORRECTIVE ACTION

SHIP: USS NEW ORLEANS (LPD 18)

COMPARTMENT: 7-80-0-E (AUXILIARY MACHINERY ROOM NO.2)

INSPECTION DA TE: 2 Mar 2023 (Avail: 3J I) REPORT ISSUED DATE: 14 Apr 2023

ESR: LPD 18-284

LEVEL 2 INSPECTION JCN: 23168- EM04-ZAlA (38NOL12322_11 9) REPAIR JCN: 23 168-ES0 l-NNQ3, NNQ4 and NNQS

LEVEL 2 INSPECTOR:

• Ta.kumi HlSANO, SRF-JRMC Sasebo, Design Branch, Code $245, E-mail: .!.Tll!:D.!l.!.lll:..l..!.!.i!~Wl!l~..!.:l!!i!.?..i-.:.!.!!ll

REFERENCES:

NO. DOCUMENT NO. REV TITLE

l C'CIMS Report # CCIMS-GlN6- - CC'IMS report for LPD-18, 7-80-0-E (Auxiliary Machinery Room NO.2)

LPD 18-22-052-S

2 T9630-AB-MMD-0 I 0 3 Corrosion Control Assessment and Maintenance Manual (CCAMM)

3 S9086-DA-STM-0 I 0 3 NSTM Ch I 00 Hull Structures

4 NA VSEA Letter Ser 05D/177 - Screening criteria for Potential Operationally Restricted Deficiencies in support of Below Waterline Structural Assessments 18 July 2019

5 MIL-STD-1689 A Fabrication, Welding and Inspection of Ships Structure

6 S9AA0-AB-GOS-010 10 General Specifications for Overhaul of Surface Ships

7 Avondale DWG 00-2221-0001 5 Unit 2221 STBD Panel line

8 Avondale DWG 00-2220-0001 4 Unit 2220 PORT Panel Line

9 NAVSEA DWG 600-7320165 G Outfitting Items, Structural Unit 2220

IO NAVSEA DWG 600-7320166 F Outfitting Items, Structural Unit 2221

11 NAVSEA DWG 185-8301178 . ShipAlt LPD 17-79648K, LPAC ASW Cool ing Water System Mod Auxiliary Systems FDNs

12 NAVSEA DWG 521-8301179 B ShipAlt LPD 17-79648K, LPAC ASW Cooling Water System Mod

13 NA VSEA DWG 529-830 I 180 . ShipAlt LPD 17-79648K, LPAC ASW Drainage System Mod

14 NAVSEA DWG 085-73 18465 . Machinery Arr AMR #2

ENCLOSURE:

A. Pictures of defects.

NOTE:

I. This Level 2 structural inspection was performed as the follow-on inspection of Level I survey, reference (I).

a. On 18 May 2022, a Level I survey was perfonned by a qualified surveyor in SRF Sascbo QA Code Sl37. On 2 Mar 2023, the Level 2 inspection was performed in accordance with references (2) thru (4).

b. As a result of this Level 2 inspection, the following were found :

L R4/S2 - Two Items

ii. Three local coating defects

2. All other pictures not listed in enclosure (A) are digitally avai lable.

ELM 235091

ENCLOSURE (1)

SHEET 1 of 5

CU 1//SP-CTI/FEDCON

Sheet 1 of 2

Risk Item Matrix

Level

I R4/S2

2 R4/S2

3 R4/S1

ELM 235091

ENCLOSURE (1)

SHl=l=T , nf ~

Repair

JCN

23168- ESOl-

NNQ3

23168- ESOl·

NNQ4

23168- ESOl-

NNQS

CUI//SP-CTI/FEDCON

LEVEL 2 STRUCTURAL INSPECTION REPORT

LPD-18, 7-80-0-E (Aux Machinery Room NO.2), Mar 2023

Problem Description - Repair Recommendation

< Findings 1-a-1 in CCIMS report, Ref 1 > Preserve the deck surface.

Estimated area = 5.4 square meters.

Deteriorated coating and general corrosion in the interior of Max extended size = 1400 mm W x 3850 the deck coaming around Air Conditioning Unit #5 (Item mm LG.

108B in Ref 14) on 3rd platform, from FR 92.5 to 1350 mm

FWD of FR 90, and 200 mm to 1600 mm STBD of Ll0P (Area

= Approx. 5.4 square meters). caused by the corrosion.

Some areas have the reduced thickness, but they are not excessive reduction. The deck plate is 8 mm THK, DH-36.

< Findings 1-a-1 in CCIMS report, Ref 1 > Preserve the deck surface.

Estimated area= 4.1 square meters.

Deteriorated coating and general corrosion in the interior of the deck coaming around LP Air Compressor #2 [Item 195B in Ref 14), DEHYDRATOR for LP AIR CONDENSER #2 [Item 1968 in Ref 14] and an ASW duplex strainer [Item Fl in Ref 12] on 3rd platform, 2.7, 0.8 and 0.6 square meters, respectively. Total Area= 4.1 square meters. Caused by the corrosion. Some areas have the reduced thickness. but they are not excessive reduction. The deck plate is 8 mm THK, DH-36.

< No identification In CCIMS report, Ref 1 > Preserve the deck surface.

Estimated area = 3.4 square meters.

Deteriorated coating and general corrosion in the interior of the deck coamlng around LP Air Compressor #1 [Item 195A in Ref 14) and DEHYDRATOR for LP AIR CONDENSER #1 (Item 196A in Ref 14] on 3rd platform, 2.6 and 0.8 square meters, respectively. Total Area = 3.4 square meters. Caused by the corrosion. Some areas have signs of rust, but no dlscernable reduction in thickness. The deck plate is 8 mm THK, DH-36.

CUI//SP-CTI/FEDCON

NA VSEA Dwg. No.

(if applicable)

Ref. 8, Sh 5, Pns. 34 and 35 for 3rd

Platform plating Ref 9, Sh 16A for deck coaming arrangement

Ref. 7, Sh 5, Pn. 83 for 3rd Platform plate Ref 10, Sh 16 for deck coaming for the equipments

Ref 11, Sh 3, Plan 21-C, Zone 22-E for deck coaming for ASW duplex strainer Ref. 7, Sh 5, Pn. 83 for 3rd Platform plate Ref 10, Sh 16A for deck coaming for the equipments

Sheet 2 of 2

0 z w co

~ -N w N co a, ICN 38KFA12328-A06

LEVEL 2 STRUCTURAL TNSPECTJON REPORT

Item I Deteriorated coaling in 3rd Platform, (8 mm THK., DH-36)

AIR C'ONU Pl ANT • S.

Item 108B in DWG 085•

7318.&M Re,·

Item I Detcnorated coatin in 3rd Platfonn, (8 mm THK. DH-36)

ELM 235091

ENCLOSURE (1)

SHEET 3of5

LPD 18,7-80-0-E AUXILIARY MACHINERY ROOM NO.2, Mar 2023

ENCLOSURE A

Picture I, Item 1, Looking AFT and DOWN

Picture 2, Item 1, Looking FWD and DOWN

3rd Platform Deck

In line with 1300 mm FWD from FR 90

Sheet 1 of3

LEVEL 2 STRUCTURAL JNSPECTION REPORT

ltcm2 Dctefiorlled coating in 3rd Pla1fonn, (8 mm THK. DH-36)

LPD 18,7-80-0-E AUXILIARY MACHrNERY ROOM NO.2, Mar 2023

ENCLOSURE A ,_.

,I

Picture 4, Item 2, Close up FWD and DOWN

IR COMPRESSER #2,

in DWG085-

46S Rr:v •

3rd Platform Deck

Part ofl I' AIR

COMPRESSER #2,

Item 1958 in DWG 085• ill 8-465 Rev -

3rd Platform Deck

Sheet 2 of3

ELM 235091

ENCLOSURE (1)

SHEET 4' of 5

Item 2 Deteriorated coating in 3rd Platform, (8 mm rnK. DH-36)

RECEIVER, LP AIR 112,

Item 1978 in DWG 085-

7318465 Rev · r • c: rn

CUI//SP-CTI/FEDCON

LEVEL 2 STRUCTURAL INSPECTION REPORT

LPD 18,7-80-0-E AUXILIARY MACHINERY ROOM NO.2, Mar 2023

ENCLOSURE A

l!R #12, 085-

7318465 Rev •

See Oct 21-C in Sh 3 in DWG 185-8301178 Rev •

Picture S, Item 2, Close up FWD and DOWN between FR 91 and FR 89

ELM 235091

ENCLOSURE (1)

SHEET 5of 5

Picture 6, Item 3, Looking FWD, PORT and DOWN

CUI//SP-CTI/FEDCON

DEHYDRATOR, LP AIR

CONDENSER#!,

Item 196A in DWG 085- 7318465 Rev •

LP AIR COMPRESSER #1 ,

Item 195A in DWG 085-

7318465 Rev •

3rd Platform Deck

Sheet 3 of3