38E9386401R_01_A01.pdf

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Support, Rev-01 (FO)~Well Deck Assessment
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N6264927Q0038
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This is a Job Specification document for repair and assessment work on the USS RUSHMORE (LSD-47) well deck. The anticipated award date is November 16, 2026, with a production completion date of June 20, 2027. The work involves Level-I survey and Level-II inspection support including hull structure repair, synthetic decking and batterboard panel assemblies replacement in Well Deck (4-35-0-Q), Frames 129-145, along with associated adjacent spaces including laundry finishing rooms, passages, access trunks, stern gate operating rooms and gear rooms, and multiple ballast tanks.

Key work requirements include: removing five synthetic batterboard panels and five synthetic decking panels for inspection; removing and replacing 63 square feet of deck plate from new 3/8-inch high tensile steel plate conforming to ABS Grade DH-36; vee welding and building up damaged welding seams and butts; grinding and welding pitted surfaces; replacing three vehicle lashing sockets (Model F249-2H); installing 30 and 34 CRES welding stud assemblies respectively for batterboards and decking panels; accomplishing nondestructive testing of 10 percent of installed vehicle lashing sockets; performing stud welding with procedure qualification records submitted to S130 prior to start; and conducting local air hose testing of new welded joints with zero allowable leakage. The contractor must attend a pre-brief with government and ship's force to confirm understanding of flood prevention measures, with cofferdam installation and removal handled by a separate ICN (38E9386401_H02). Government-furnished materials include various steel plates, CRES fasteners, synthetic panels, insulation materials, welding supplies, and preservation compounds detailed in the material list.

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Youko.Mori.ja Text Box 1301426891

Ship/HULL NO. Ship/HULL NAME ICN:

LSD-47 USS RUSHMORE

JON:

TITLE: Well Deck in 4-35-0-Q; assess

Rev-01 (FO)~ Well Deck Assessment; support

1. SCOPE:

1.1 Title: Well Deck in 4-35-0-Q; assess

Rev-0l(FO)~ Well Deck Assessment; support

1. 2 Location of Work:

1. 2 .1 Well Deck (4-35-0-Q), Frames

38E9386401

129-145

1. 2. 2 Laundry Finishing Room (2-129-1-Q)

1. 2. 3 Passage (2-129-2-L)

1. 2. 4 Access Trunk (2-134-1-T)

1. 2. 5 Access Trunk (2-134-2-T)

I Rev:

I 01

1. 2. 6 Stern Gate Operating Gear Room No. One (2-134-3-Q)

1. 2. 7 Stern Gate Operating Gear Room No. 2 (2-134-4-Q)

1. 2. 8 Stern Gate Operating Room No. One (3-138-1-Q)

1. 2. 9 Stern Gate Operating Room No. 2 ( 3-138-2-Q)

1.2.10 Access Trunk (5-134-1-T)

1.2.11 Access Trunk (5-134-2-T)

1. 2 .12 Steering Gear Room (5-134-01-E)

1.2.13 Ballast Tank (3-129-1-W)

1.2.14 Ballast Tank (3-129-2-W)

1.2.15 Ballast Tank (3-134-1-W)

1.2.16 Ballast Tank ( 3-134-2-W)

1.2.17 Ballast Tank (5-125-0-W)

1.2.18 Ballast Tank (5-129-0-W)

1.2.19 Ballast Tank ( 5-134-0-W)

1.2.20 Ballast Tank (5-137-0-W)

1.2.21 Ballast Tank (5-140-0-W)

Key Op:

A01

Revision

I Rev: Key Op:

JON:

LSD-47 USS RUSHMORE 38E9386401 I 01 A01

TITLE: Well Deck in 4-35-0-Q; assess

Rev-01 (FO)~ Well Deck Assessment; support

1. 3 Identification:

1.3.1 Quantity (5 EA), Synthetic Batterboard Panel, Located in 1.2.1, See ENCLOSURE (A)

1.3.1.1 Quantity (30 AY), CRES Welding Stud Assembly

1.3.2 Quantity (5 EA), Synthetic Decking Panel, Located in 1.2.1, See ENCLOSURE (A)

1.3.2.1 Quantity (34 AY), CRES Welding Stud Assembly

1.3.3 A Total of (63 SF) of Deck Plate, Located in 1.2.1

1.3.4 A Total of (5 LF) of Existing Seam and Butt, Located in 1.2.1

1.3.5 A Total of (3 SF) of Pitted Surface, Located in 1.2.1

1.3.6 Quantity (3 EA), Vehicle Lashing Socket (3/4 Inch Raised Box Type Deck Socket, Model No. F249-2H), Located in 1.2.1, See ENCLOSURE (A)

2. REFERENCES:

2 .1 Standard Items ( FY27)

2.2 634-6734325 Rev B, S/A LSD41-1167D LSD 41 Class Fendering Synthetic Batterboard INSTL Arrangement and Detail

2.3 634-7542328, AER 26/99 LSD 44-48 Well Deck Synthetic Decking Installation Arrangement and Detail

2.4 634-6100421 Rev C, Wood Decking in Well MISC Details

2.5 634-6100423 Rev C, Batterboards in Well Details

2.6 130-6100181 Rev D, Unit 235 Well Deck FRS 129-134 CL

2.7 130-6102550 Rev E, Unit 600 Well Deck and BTM Shell FRS 134-145

2.8 111-6102551 Rev E, Unit 601 Aft Wing FRS 137-145 STBD

2.9 111-6102552 Rev E, Unit 602 Aft Wing FRS 137-145 Port

2.10 635-6101903 Rev A, Insulation ARR. Thermal & Acoustic 1ST PLATF & 3RD Deck

2 .11 635-6101905 Rev C, Insulation ARR Thermal & Acoustic 2ND & MN DK

2.12 804-1213717 Rev H, Vehicle Lashing Sockets

Ship/HULL NO. Ship/HULL NAME I ICN:

JON: I 38E9386401

Rev: Key Op:

LSD-47 USS RUSHMORE 01 A01

TITLE: Well Deck in 4-35-0-Q; assess

Rev-01 (FO)~ Well Deck Assessment; support

2.13 S9086-DA-STM-010/CH-100/Rev 4, Hull Structures

3. REQUIREMENTS:

(V) (G) "PRE-BRIEF"

3.1 Prior to the start of work, attend Pre-Brief to confirm that the Contractor, the Government, and the Ship's Force understand the tasks the contractor is required to accomplish as part of this job specification and that each of the parties understand the precautionary measures to be taken to prevent flooding while the repairs/alterations are in progress and who has responsibility for such measures. -SHIPSUPT

OEening Item Valve PC NO./Size TANK NO. 801-6102099 Rev D P/S 529-6101181 Rev B

5-125-0-W 33 PORT BAL-V-5-126-2 I 14 Inch 5-129-0-W 35 PORT BAL-V-5-130-2 I 14 Inch 5-134-0-W 23 STBD BAL-V-5-134-1 I 8 Inch 5-137-0-W 26 STBD BAL-V-5-137-1 I 6 Inch 5-140-0-W 27 STBD BAL-V-5-140-1 I 14 Inch

3.1.1 Upon completion of the work, contact SHIPSUPT and ensure that each temporary cofferdam has been cleared by Diver.

3.2 Remove each existing synthetic decking and batterboard panel listed in

1.3.1 and 1.3.2 for Level-I survey and/or Level-II inspection, and each repair/replacement work, using 2.2 through 2.5 and ENCLOSURE (A) for guidance.

3.2.1 Clean, chase and tap each exposed threaded surface free of foreign matter, leaving no residue or injurious effects.

(V) (G) "VERIFICATION"

3.3 Verify the completion of each synthetic decking and batterboard panel removal work and scaffolding work for each exposed structure surface located in 1.2.1 with Sl37 in order to execute the Level-I survey and/or Level-II inspection. -S137

3.3.1 Rig and maintain each scaffolding with each safety rail and access ladder conforming to the requirements of 29 CFR Part 1915 Subpart E to include each longitudinal well deck bulkhead located in 1.2.1 for Level-I survey and/or Level-II inspection. Upon completion of each assessment and/or inspection, remove them when notified by S137 and/or S241.

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

JON:

LSD-47 USS RUSHMORE 38E9386401 l 01 A01 TITLE: Well Deck In 4-35-0-Q; assess

Rev-01 (FO)- Well Deck Assessment; support

(V) (G) "VISUAL INSPECTION"

3.4 Accomplish a visual inspection of each location removed in 3.2 with Level-I surveyor for each welding stud, batterboard support and deck fitting.

-Sl37

(V) "REPORT"

3.4.1 Submit one legible copy of a report listing the results of requirement of 3.4 to SUPERVISOR.

3.5 Accomplish the requirements for each repair work listed in 1.3.1 through 1.3.6 as follows, after receiving of the recommended structural repair guidance by SUPERVISOR, using 100-2.8 of 2.13, 2.2 through 2.12 and ENCLOSURE

(A) . ( See NOTE 4 . 5)

3.5.1 Remove each damaged existing, fabricate and install each new deck plate listed in 1.3.3 out of new 3/8 inch thick high tensile steel plate conforming to ABS Grade DH-36.

3.5.2 Vee out and weld each damaged welding seam and butt listed in

1. 3. 4.

3.5.3 Grind out and build up weld each pitted surface listed in

1. 3. 5.

3.5.4 Remove each damaged existing and install each new vehicle lashing socket listed in 1.3.6.

3.5.5 Fabricate and install each new synthetic decking and

batterboard panel listed in 1.3.1 and 1.3.2 with each new CRES fastener.

3.5.5.1 Cut and install each new CRES welding stud assembly

listed in 1.3.1.1 and 1.3.2.1.

3.5.6 Accomplish the requirements of 009-12 of 2.1, including Table 2, Columns A and D, Line One through 7 for welding.

3.5.6.1 Accomplish nondestructive testing of 10 percent of

installed each new vehicle lashing socket listed in 1.3.6 in accordance with Line 10 or 11, and TEST NOTES 4.A and 4.G of 2.12.

3.5.6.2 Provide stud welding machine with associated

equipment for installation of new studs, and submit stud welding procedure qualification record to Sl30 prior to starting the replacement work.

3.5.6.3 Accomplish the requirements of 009-25 of 2.1 for a

local air hose test of each new welded joint of watertight boundary. Allowable leakage: None.

3.6 Accomplish the requirements of 009-32 of 2.1 for cleaning and preservation of each new and disturbed surface to match surrounding areas.

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

JON: 38E9386401 01 A01

TITLE: Well Deck in 4-35-0-Q; assess

Rev-01 (FO)- Well Deck Assessment; support

4. NOTES:

4.1 Initial Condition - Require Level-I survey and/or Level-II inspection support including hull structure repair, synthetic decking and batterboard panel assemblies replacement work in Well Deck (4-35-0-Q).

4.2 SRF Tool room will issue pressure gauges, torque wrenches and depth gages when required.

4.3 Cleaning work of the following adjacent tanks will be covered by each ICN as follows.

BALLAST TANK 3-129-1-W; ICN 38E9312307 AOl BALLAST TANK 3-129-2-W; ICN 38E9312307 AOl BALLAST TANK 3-134-1-W; ICN 38E9358402 AOl BALLAST TANK 3-134-2-W; ICN 38E9358402 AOl BALLAST TANK 5-125-0-W; ICN 38E9366201 AOl BALLAST TANK 5-129-0-W; ICN 38E9312307 AOl BALLAST TANK 5-134-0-W; ICN 38E9366211 AOl

BALLAST TANK 5-137-0-W; ICN 3BE9366202 A02

BALLAST TANK 5-140-0-W; ICN 38E9366201 AOl

4.4 Each cofferdam will be installed and removed by ICN 38E9386401_H02.

4.5 Level-I survey and/or Level-II inspection in the well deck located in

1.2.1 will be conducted by Sl37 and/or S241 under ICN 38E9386401 HOl. The recommended structural and/or coating repairs are provided by Le;el-II inspector in S241.

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

JON: 38E9386401 01 A01

TITLE: Well Deck in 4-35-0-Q; assess

Rev-01 (FO)- Well Deck Assessment; support

5. GOVERNMENT FURNISHED MATERIAL (GFM) :

5.1 Government Furnished Materials as follows.

MATERIAL LIST

ITEM PC REF

M

STOCK HAZ QTY I DESCRIPTION DOC NO. Para No. NO. NO. NO.

C

NUMBER MAT /UNIT

VEHICLE LASHING SOCKET,

RAISED, CLOVERRIEAF,

9B 9040

001 7 2.12 M PECK & HALE P/N; F249-2H,

SA2201190

N 4297E321 10/EA 3.5

MATERIAL: STEEL,

FINISH· GALVANIZED.

002 C

PLATE, METAL, MIL-S-22698 GR-A, 9B 9515

N 4292B245 1/PM

3/8"THK 4 FT X 6 FT 002336263 -

003 M PLATE, METAL, MIL-S-22698 DH36, 9B 9515 N 4292B241 1/PM 3.5 3/8"THK 5 FT X 20 FT 002243088

WELDING, 3/32 IN DIA X 14 IN LG,

9B 3439 004 M 7018-M, P/N 255014102, SA4742861

N 4289E919 15/CN 3.5

MIL-E-22200/10 U/1: 1 CN=1 0LB

WELD STUD,

005 M

5/8-11 UNC-2A X 3.25 IN-LG, 9B 5307 N 4295E310 50/EA 3.5

CRES 302HQ, WITH FERRULES, SA2100924

NELSON P/N· 102-017-058

WELD STUD,

006 M 5/8-11UNC-2AX 3 IN-LG, 9B 5307 N 4295E311 50/EA 3.5 CRES 302HQ, WITH FERRULES, SA2100337

NELSON P/N· 101-020-171

WELD STUD,

007 M 5/8-11 UNC-2A X 2. 75 IN-LG, 9B 5307

N 4295E951 50/EA 3.5 CRES 302HQ, WITH FERRULES, SA2100098

NELSON P/N· 101-019-064

WELD STUD,

008 M 5/8-11 UNC-2A X 2.50 IN-LG, 9B 5307

N 4295E952 50/EA 3.5 CRES 302HQ, WITH FERRULES, SA2100923

NELSON P/N· 101-019-237

WELD STUD,

009 M 5/8-11 UNC-2A X 2.25 IN-LG, 9B 5307 N 4295E312 50/EA 3.5 CRES 302HQ, WITH FERRULES, SA2300595

NELSON P/N· 101-017-666

010 M

NUT, HEX, 5/8-11 UNC-2B, 9B 5310

N 4297B101 50/EA 3.5 CRES 316 MIL-DTL-1222 TYPE-1. 013722670

011 M FLAT WASHER, CRES, FF-W-92, 9B 5310 N 4292B416 100/EA 3.5 0.656 ID X 1.312 OD X 0.094 THK 006143505 SY

012 M ROUND CAP, FLEXIBLE VINYL 9B 9753

N 4295E950 2/PG 3.5 PLASTIC U/1· 100 EA/PG SA2100099

3/8" SOFT-TYPE BACKER ROD,

9B4730

013 M POLYETHYLENE FOAM,

SA2100100

N 4292E954 1/EA 3.5

U/1: 600YD/EA

5/8" SOFT-TYPE BACKER ROD,

9B 4730

014 M POLYETHYLENE FOAM,

SA2100101 N 4292E953 1/EA 3.5

U/I: 515YD/EA

7/8" SOFT-TYPE BACKER ROD,

9B 4730

015 M POLYETHYLENE FOAM,

SA2100102 N 4292E952 1/EA 3.5

U/I: 280YD/EA

SYNTHETIC DECKING PANEL,

9B 9515

016 M CID A-A-59488A, "M"-SHAPED,

SA2100135

N 4292E531 5/SH 3.5

47.63" X 74.63" X 2.5"THK.

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

LSD-47 USS RUSHMORE JON: I 38E9386401 A01 I 1 01

TITLE: Well Deck in 4-35-0-Q; assess

Rev-01 (FO)~ Well Deck Assessment; support

MATERIAL LIST

ITEM PC REF

M

STOCK HAZ QTY I DESCRIPTION , DOC NO. Para No.

NO. NO. NO.

C

NUMBER MAT /UNIT

SYNTHETIC DECKING PANEL,

9B 9515

017 M CID A-A-59488A, "M"-SHAPED,

SA2401832 N 4292E530 5/SH 3.5

23.50" X 74.63" X 4.5"THK.

BATTERBOARD SYNTHETIC

018 M PANEL, 3 FT X 4 FT X 3.5"THK, 9B 9515 N 4292E532 5/SH 3.5

CID A-A-59001A, SA2401830

THREE-PLY PANEL TYPE-C

BATTERBOARD SYNTHETIC

019 M

PANEL, 3 FT X 4 FT X 3.5"THK, 9B 5307

N 4292E533 5/SH 3.5

CID A-A-59001A, SA2401831

TWO-PLY PANEL TYPE-C

WELD STUD, MIL-S-24149 TY-V,

020 M

CL-1 (M24149/3-91)

9B 5307 N 4295E313 50/EA 3.5

5/8-11 UNC-2A X 3.25 IN-LG, CRES,

WITH FERRULES

CENTER-LOCK DISTORTED-

021 M THREAD LOCKNUT, 18-8 SST, 9B 5310 N 4291E304 30/PG 3.5

5/8"-11 UNC-2B, U/I: 5 EA/ PG, SA2401363

MCMASTER P/N: 790047A145

022 M

NUT SELF-LOCKING, CRES 316 9B 5310

N 4297B102 100/EA 3.5

5/8-11 UNC-3B 015311591 EY

023 M FLAT WASHER, 13/16", FF-W-92, 9B 5310 N 4296B040 100/EA 3.5

CRES 007213682

CORK AND RUBBER SHEET,

9B 5330

024 M SAE-AMS-C-6183 TY-II CL-1 GR-B

SA6894411

N 4289E920 20/SH -

SIZE· 0.188"THK X 36"W X 36"L

025 M SLF-LKG NUT, 5/8"-11UNC-3B, 9B 5310

N 4296B163 500/EA

MONEL MS17828-10C 010046946 -

026 M FLAT WASHER FOR 5/8", CRES

9B 5310 N 4292B417 500/EA

006143505 SY -

INSULATION BOARD,

SIZE: 1 "THK, 2FT X 3FT, 90 5640

027 M MIL-DTL-32585 TYPE I FORM 1,

008096312

N 4296B088 3/BX 3.5

FACING B (OLD#.MIL-I-742),

U/I: 20EA/BX.

INSULATION BOARD,

SIZE: 2''THK, 2FT X 3FT,

90 5640

028 M MIL-DTL-32585 TYPE I FORM 1,

008096315 N 4296B094 3/BX 3.5

FACING B, (OLD#.MIL-I-742),

U/I: 10EA/BX

FIBROUS GLASS WITH TUFFSKIN

029 M NO.1613, 90 5640 N 4299E3'1 5/BX 3.5 SIZE: 2"THK X 23-3/4" W X 47-3/4"L, SA2200042

U/I: 10SH/BX.

030 M TAPE, LAGGING, 2" X 50 YD/RL, 9B 8315 N 4292B253 8/RO 3.5

MIL-C-20079H TY-II CL-1 002671632

031 M CAP, AL SNAP FASTENER

9B 5325

N 4296B073 5/HD 3.5 007377648

032 M ADHESIVE, MIL-A-3316C, CL-1

9B 8040 y 6134EX04 4/GL 3.5

002738708

033 M VAPOR BARRIER, 9B 8030 y 6136EX97 4/GL 3.5

MIL-C-19565C TY-II 001742588

BACKER ROD,

107 M

POLYETHYLENE FOAM, 9B 4730 N 3129E002 1/EA 3.5

5/8"DIAMETER, COLOR: GRAY, SA2100101

515 YARD/EA P/N: 77605T443

ANTI GALLING, COMPOUND,

9B 9150

109 M 1 LB/CN, A-A-59004,

014462164 y 3129B008 1/LB 3.5

MAL YKOTE P37

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

LSD-47 USS RUSHMORE JON: I 38E9386401 01 A01

TITLE: Well Deck in 4-35-0-Q; assess

Rev-01 (FO)- Well Deck Assessment; support

MATERIAL LIST

ITEM PC REF

M

STOCK HAZ QTY I DESCRIPTION DOC NO. Para No.

NO. NO. NO.

C

NUMBER MAT /UNIT

112 C THREADED ROD, 5/8"-11UNC-2A, 9B 3505 N 3129E003 1/EA 12 FT LENGTH/EA CRES 316 SA7029747 -

STUD, WELDING, WITH FERRULE,

9B 5307

113 C 5/8"-11 UNC-2A, 2.25"LENGTH,

SA2300595

N 3129E010 10/EA -

PIN: 101-017-666

STUD, WELDING, WITH FERRULE,

9B 5307

114 C 5/8"-11 UNC-2A, 2.50"LENGTH,

SA2100923

N 3129E011 10/EA -

P/N: 101-019-237

STUD, WELDING, WITH FERRULE,

9B 5307 117 C 5/8"-11 UNC-2A, 3.25"LENGTH,

SA2100924

N 3129E012 10/EA -

P/N: 102-017-058

HEXAGON, NUT, HEX,

9B 5310

999 C 5/8-11 UNC-2B, CRES 316,

013722670

N 4305B003 10/EA -

MIL-DTL-1222 TYPE-1.

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

LSD-47 USS RUSHMORE JON: I 38E9386401 01 A01

TITLE: Well Deck in 4-35-0-Q; assess

Rev-01 (FO)- Well Deck Assessment; support

Fll

ROS (N)

& 75- 1 4- D"

0 ® I @1

<D CD <D (D

<D CD <D <D

----+ - -t-----l - -I- r --t- -I --+- - 1----+ - -t--1 - -I- t- --r- -I --t- - f--+ - -+---1 - -t 140 13 no 125

Batterboard Elevation (PORT Looking Outboard)

ENCLOSURE (A) 113

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

JON: 38E9386401 I A01 J 01

TITLE: Well Deck in 4-35-0-Q; assess

Rev-01 (FO)~ Well Deck Assessment; support

YNTHETIC

<D <D<D<D<D 0 CD ,<D

CD <D <D <D <D

t- - t--+- - +--i - -,- I- --+-- ➔ --,- -1--t- - +---1 - -+- I- --+-- -+-- - t--+- - -+--

125 IJO 135 14-0

Batterboard Elevation (STBD Looking Outboard)

PARA 1.3.1 and 1.3.1.1

ENCLOSURE (A) 213

JON: 38E9386401

TITLE: Well Deck in 4-35-0-Q; assess

Rev-01 (FO)~ Well Deck Assessment; support

Decking Panel (Plan)

PARA 1.3.2 and 1.3.2.1

ENCLOSURE (A) 3 / 3

Rev:

Key Op:

A01

1.2./ /1.l

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