Attachment 2_Specification.pdf

USCGC DILIGENCE (WMEC 616)

SPECIFICATION FOR DOCKSIDE REPAIRS

FY2026

Developed By: Courtney K Brewbaker

(Rev-1, 13 March 2025)

USCGC DILIGENCE (WMEC-210A) DOCKSIDE AVAILABILITY FY2026

ii (Rev-0)

TABLE OF CONTENTS

Revisions Record ......................................................................................................................................... iii Consolidated List of References ................................................................................................................... iv Consolidated List of Government-furnished Property .............................................................................. viii Consolidated List of Critical Inspection Items ............................................................................................. ix Principal Characteristics ................................................................................................................................ x General Requirements WORK ITEM 1: Flexible Couplings, Renew WORK ITEM 2: Seawater Heat Exchangers, Clean, Inspect And Hydro WORK ITEM 3: Main Diesel Engine, MDE, Exhaust Piping, Commercial Clean WORK ITEM 4: Ship Service Diesel Generator, SSDG, Exhaust Piping, Commercial Clean WORK ITEM 5: Boiler Exhaust Stack Uptakes, Commercial Clean WORK ITEM 6: Lube Oil Heat Exchangers; Clean, Inspect And Hydro WORK ITEM 7: Chill Water System, Clean and Flush WORK ITEM 8: Potable Water Pneumatic Tanks, Clean and Inspect WORK ITEM 9: Hot Water Accumulator Tanks, Clean and Inspect WORK ITEM 10: Compressed Air Receivers and System Valves, All, Clean, Inspect, Hydro and Lift ... 44 WORK ITEM 11: Single Point Davit, Inspect and Service WORK ITEM 12: Sewage System Pumps, Renew WORK ITEM 13: Grey Water Holding Tanks, Clean and Inspect WORK ITEM 14: Tanks, Grey Water Holding, Preserve, Partial – OPTION ITEM WORK ITEM 15: Tanks (Sewage Holding), Repair & Preserve 100% WORK ITEM 16: Ships Service and Shore Tie Circuit Breakers, Upgrade WORK ITEM 17: Chill Water Piping, Renew WORK ITEM 18: Detacouple Weld, Repair WORK ITEM 19: Deck Plating (Laundry), Renew WORK ITEM 20: Starboard Hawse Pipe, Repair WORK ITEM 21: Potable Water Tank, Repair and Preserve Partial WORK ITEM 22: Bilge Piping, Renew WORK ITEM 23: Watertight Doors and Scuttles (Internal, DC Deck and Below), Renew iii (Rev-0)

REVISIONS RECORD

This page is used to record specification revisions, which may have occurred subsequent to a Revision 0 (Rev-0) package. Information listed is intended to provide contractors and field unit personnel a means to ensure all the current specification revision pages are present when reviewing or utilizing this specification package.

DATE REV# WORK

ITEM#

CHANGES MADE

13 MAR 2025 1 1 Updated GFP table.

13 MAR 2025 1 15 Revised paragraphs 3.8 and 3.8.1, updated list of references, and removed paragraph 3.8.2.

13 MAR 2025 1 23 Updated GFP table.

NOTE : All work item and paragraph numbers listed above for a given revision correspond to same numbers in the previous revision. This revised specification is self-contained with all of the above listed changes incorporated.

iv (Rev-0)

CONSOLIDATED LIST OF REFERENCES

The below-listed documents form a part of this specification to the extent specified herein. Approval/publication dates or revision dates/numbers are also identified, to ensure that same document versions are used at the time of specification writing and during contract execution.

All Coast Guard drawings, technical publications, and standard specifications will be provided to contractors by the Coast Guard at an appropriate time, or upon request, free of charge. Other Government documents may be accessed – free of charge – from links located on the SFLC website. Commercial sites provide access to their respective documents.

COAST GUARD DRAWINGS

Coast Guard Bill of Materials 618 WMEC 15, Rev H, Arr of Bilge Sys in Machy Spaces

Coast Guard Bill of Materials 618 WMEC 127, Rev G, Arrangement of Chilled and Hot Water System

Inside of Machinery Space

Coast Guard Bill of Materials 618 WMEC 327, Rev M, Watertight Doors Hatches & Scuttles

Coast Guard Drawing 618 WMEC 131-001, Rev M, 2nd & Main Deck Plating & Supports

Coast Guard Drawing 618 WMEC 136-001, Rev M, 01, 02 & Bridge Deck Plating & Supports

Coast Guard Drawing 618 WMEC 152-001, Rev N, Superstructure – Aircastle, 01 & 02 Deckhouse &

Stack

Coast Guard Drawing 618 WMEC 167-001, Rev M, Schedule of Steel Doors, Hatches, Scuttles &

Manholes

Coast Guard Drawing 618 WMEC 201-004, Rev B, Arrangement of Machinery Plans, Sections &

Elevations

Coast Guard Drawing 618 WMEC 243-001, Rev E, A&D John Crane Stern Tube System

Coast Guard Drawing 618 WMEC 243-008, Rev B, Shafting Arrangement & Details

Coast Guard Drawing 618 WMEC 252-001, Rev N, Control Air Piping Arrangement

Coast Guard Drawing 618 WMEC 256-003, Rev B, CAT 3306B EDG Installation S.W. Cooling Piping

Mods

Coast Guard Drawing 618 WMEC 259-001, Rev F, Exhaust Piping Arrangement

Coast Guard Drawing 618 WMEC 262-001, Rev H, Arrangement of Lube Oil System

Coast Guard Drawing 618 WMEC 262-002, Rev J, Lube Oil System Diagram

Coast Guard Drawing 618 WMEC 262-003, Rev -, Lube Oil & Assoc Piping Mods for Spinner II

Arrangement

Coast Guard Drawing 618 WMEC 262-004, Rev -, Lube Oil & Assoc Piping Mods for Spinner II

Arrangement

Coast Guard Drawing 618 WMEC 311-001, Rev R, Ship Svce & Emer Generator Arrangement, Details, Schematic & Block Wrg Diagram

Coast Guard Drawing 618 WMEC 320-001, Rev BD, Major Maintenance Availability 440 & 115 Power

One Line Wiring Diagram and Details

Coast Guard Drawing 618 WMEC 324-003, Rev K, Main Switchboard

Coast Guard Drawing 618 WMEC 324-004, Rev -, Circuit Breaker Retrofit Arrangement

Removal/Installation Procedure v (Rev-0)

Coast Guard Drawing 618 WMEC 324-005, Rev -, Circuit Breaker Retrofit Arrangement Retrofit Using

Schneider NT08 L1 3P

Coast Guard Drawing 618 WMEC 512-007, Rev D, Ventilation Diagram Main Deck

Coast Guard Drawing 618 WMEC 514-001, Rev G, Diagram: Heating and Chilled Water System

Coast Guard Drawing 618 WMEC 514-002, Rev G, Arrgt of Chilled and Hot Water System Inside of

Machinery Space

Coast Guard Drawing 618 WMEC 514-003, Rev L, Arrgt of Chilled & Hot Water System Outside of MS

Coast Guard Drawing 618 WMEC 514-004, Rev G; Htg, Vent & A/C Cont Blk W/D & Schematic

Coast Guard Drawing 618 WMEC 514-007, Rev B, Mods Incidental to the Carrier A/C Plant Install

Coast Guard Drawing 618 WMEC 528-001, Rev L, Arr. of Plumbing Sys & Deck Drains

Coast Guard Drawing 618 WMEC 529-003, Rev G, Arr of Bilge System in Machy Spaces

Coast Guard Drawing 618 WMEC 533-001, Rev P, Diag Hot & Cold Potable Water

Coast Guard Drawing 618 WMEC 533-002, Rev N, Arr of Hot & Cold Potable Water

Coast Guard Drawing 618 WMEC 533-003, Rev C, Piping Diagram & Arrg’t of Helicopter Engine Water

Wash System

Coast Guard Drawing 618 WMEC 536-001, Rev M, Diag Sea Water Piping for Mn Engs, Aux & Emer

Gens. & A.C. Condensers

Coast Guard Drawing 618 WMEC 536-002, Rev N, Arr of S.W. Cooling for Mn. & Aux Engines & A.C.

Condensers

Coast Guard Drawing 618 WMEC 536-003, Rev D, Diagram – F.W. for Machinery Cooling

Coast Guard Drawing 618 WMEC 536-005, Rev B, Installation of JW & LO Coolers

Coast Guard Drawing 618 WMEC 536-052, Rev -, Heat Exchanger

Coast Guard Drawing 618 WMEC 551-001, Rev J, Diagram Compressed Air Piping

Coast Guard Drawing 618 WMEC 551-002, Rev G, Arrt of Compressed Air in Mach’y Space

Coast Guard Drawing 618 WMEC 581-001, Rev D, Anchor Handling

Coast Guard Drawing 618 WMEC 581-002, Rev -, Anchor Pocket Arrg’t & Detail

Coast Guard Drawing 618 WMEC 583-003, Rev E, Boat Davit Hydraulic Circuit

Coast Guard Drawing 618 WMEC 593-001, Rev C, Diagram-MSD System

Coast Guard Drawing 618 WMEC 593-002, Rev F, Arrg’t. MSD System

Coast Guard Drawing 618 WMEC 593-050, Rev A, General Arrangement Marine Sanitation Device

Compartment

Coast Guard Drawing 618 WMEC 634-001, Rev G, Deck Coverings

Coast Guard Drawing 618 WMEC 635-002, Rev J, Sheathing & Insulation

Coast Guard Drawing 618 WMEC 655-001, Rev E, Arrangement of Laundry

Coast Guard Drawing 618 WMEC 672-004, Rev A, Storerooms Fr 32 Fwd - Main Dk

Coast Guard Drawing 627 WMEC 583-007, Rev D, D5700 CT SPD/RHI Arrg’t & Dets. Port Side

COAST GUARD PUBLICATIONS

Coast Guard Commandant Instruction (COMDTINST) M10360.3, Jun 2006, Coatings and Colors

Manual

Coast Guard Technical Publication (TP) 2754, SWBS 583, August 2013, Hydraulic Power Unit (HPU)

Coast Guard Technical Publication (TP) 3233A, SWBS 324, Section D, Sept 2015 Switchboard, Ship

Service Generator vi (Rev-0)

Coast Guard Technical Publication (TP) 3233A, SWBS 324, Section G, Sept 2015 Switchboard, Ship

Service Generator (MODS DWG 627WMEC-311-001)

Coast Guard Technical Publication (TP) 3240B, SWBS 583, May 2010, Hydraulic Power Unit – Motor

Controller

Coast Guard Technical Publication (TP) 3241A, SWBS 593, June 2011, Vacuum Sewage System

Coast Guard Technical Publication (TP) 3485C, SWBS 583, Sept 2013, Single Point Boat Model

D5700CT

Coast Guard Technical Publication (TP) 3965, Apr 2020, Air Conditioning System, R-134A – Model

90RMC025-D-6-D005/MS1

Coast Guard Technical Publication (TP) 9150, SWBS 324, Section A, Oct 2017 Ship Service Diesel

Generator (SSDG) Circuit Breaker, Model NT08

Coast Guard Technical Specification D-123-2047, Feb 2020, 210’ WMEC A Class Fluid Handling Plan for Tank Inspections

Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), 2022, General

Requirements

Surface Forces Logistics Center Standard Specification 0740 (SFLC Std Spec 0740), 2022, Welding and

Allied Processes

Surface Forces Logistics Center Standard Specification 3020 (SFLC Std Spec 3020), 2022, Overhaul AC

Electrical Motors

Surface Forces Logistics Center Standard Specification 3041 (SFLC Std Spec 3041), 2022, Shipboard

Electrical Cable Test

Surface Forces Logistics Center Standard Specification 3042 (SFLC Std Spec 3042), 2022, Shipboard

Electrical Cable Removal, Relocation, Splice, Repair, and Installation

Surface Forces Logistics Center Standard Specification 5000 (SFLC Std Spec 5000), 2022, Auxiliary

Machine Systems

Surface Forces Logistics Center Standard Specification 6310 (SFLC Std Spec 6310), 2022, Requirements for Preservation of Ship Structures

Surface Forces Logistics Center Standard Specification 6341 (SFLC Std Spec 6341), 2022, Install Interior

Deck Covering Systems

Surface Forces Logistics Center Standard Specification 8635 (SFLC Std Spec 8635), 2022, Temporary

Services

Surface Forces Logistics Center Standard Specification 8636 (SFLC Std Spec 8636), 2022, Temporary

Hull Accesses

OTHER REFERENCES

American National Standards Institute/American Water Works Association (ANSI/AWWA) C652, 2019, Disinfection of Water-Storage Facilities

American National Standards Institute/NSF International (ANSI/NSF) 61, 2008, Drinking Water System

Components - Health Effects

American Society for Testing and Materials (ASTM) International F1508, 2016, Standard Specification for Angle Style, Pressure Relief Valves for Steam, Gas, and Liquid Services

American Society of Mechanical Engineers (ASME) B16.34, 2017, Valves-Flanged, Threaded, and

Welding End

ASTM International (ASTM) D1330, 2015, Standard Specification for Rubber Sheet Gaskets

ASTM International (ASTM) F683, 2014, Standard Practice for Selection and Application of Thermal

Insulation for Piping and Machinery vii (Rev-0)

Code of Federal Regulations (CFR) Title 29, Part 1915, 2022, Occupational Safety and Health Standards for Shipyard Employment

Commercial Item Description (CID) A-A-59316, 2016, Abrasive Materials; for Blasting

Commercial Item Description (CID) A-A-59588, July 2018, Rubber Silicone

Department of Defense Standard Practice (DOD-STD-2003), June 1987, Electrical Plant Installation

Standard Method for Surface Ships and Submarines

Institute of Electrical and Electronic Engineers (IEEE) Standard 45, 2002, Recommended Practice for

Electrical Installations on Shipboard, Sect 7.5 Circuit Breakers

Manufacturer’s Standardization Society of the Valve and Fittings Industry (MSS), SP-58, 2018, Pipe

Hangers and Supports – Materials, Design, Manufacture, Selection, Application and Installation

Manufacturers Standardization Society of the Valve and Fittings Industry (MSS) SP-61, 2019 Edition, Pressure Testing Of Valves

Manufacturers Standardization Society of the Valve and Fittings Industry (MSS) SP-67, 2017 Edition, Butterfly Valves

Manufacturers Standardization Society of the Valve and Fittings Industry (MSS) SP-72, 2010 Edition, Ball Valves with Flanged or Butt-Welding Ends for General Service

Manufacturers' Standardization Society of the Valve and Fittings Industry (MSS) SP-80, 2019 Edition, Bronze Gate, Globe, Angle and Check Valves

MIL-PRF-17672E, Oct 2010, Hydraulic Fluid, Petroleum, Inhibited

National Electrical Manufacturers Association (NEMA) AB 3, 200E, Molded Case Circuit Breakers and

Their Applications

Naval Sea Systems Command (NAVSEA) Underwater Ship Husbandry Manuals (UWSH) S0600-AA-

PRO-160, Jan 2011, Chapter 16, Cofferdams

NAVSEA Drawing 167-7379842, Rev A, Procedure & Welding Sequence for Non-Ballistic, Watertight

& Airtight Quick Acting or Individually Dogged Personnel Doors

NAVSEA Drawing 804-5773931, Rev A, Acoustic & Thermal Insulation For Compartments Installation

Details

NAVSEA Drawing 805-1624092, Rev -, Hatch Wtrtt Flush Indv Dogged 30 x 30 W/ Scuttle – 30 PSI -

Arr

NAVSEA Technical Publication T9074-AD-GIB-010/1688, (TP 1688), July 2012, Requirements for

Fabrication, Welding, and Inspection of Submarine Structure

The Society for Protective Coatings (SSPC) Surface Preparation Specification No. 1 (SSPC-SP-1), 2015, Solvent Cleaning

The Society for Protective Coatings (SSPC) Surface Preparation Specification No. 3, (SSPC-SP-3), 2018, Power Tool Cleaning

The Society for Protective Coatings (SSPC) Surface Preparation Standard No. 11 (SSPC-SP 11), 2013, Power-Tool Cleaning to Bare Metal

The Society for Protective Coatings (SSPC)/NACE International (NACE) 2007, Joint Surface Preparation

Standard SSPC-SP 10/NACE No. 2, Near-White Metal Blast Cleaning viii (Rev-0)

CONSOLIDATED LIST OF GOVERNMENT-FURNISHED PROPERTY

The following is a list of property, which the Government will furnish. This list supersedes any other material obligations indicated or implied by referenced drawings.

WORK

ITEM

MTI ITEM DESCRIPTION NSN/PN QTY ESTIMATED

COST

($/UNIT)

1 N Flexible Couplings NSN: N/A 22 ea. 1,000.00

2 N MDE JW Seal Kit NSN: 2930-01-602-8570 P/N:

10-1AEW SEAL

2 ea. 1,250.00

2 Y **JW Cooler NSN: 2930-01-698-9297 2 ea. 29,490.00

2 N **JW Cooler Tube

Bundle

NSN: 2930-01-541-2516 2 ea. 2,550.00

6 N Gasket NSN: 5330-01-478-5220 8 ea. 27.00

6 N O-ring, Shell, Outer End NSN: 5331-01-478-5310 2 ea. 19.00

6 Y **Lube Oil Cooler NSN: 2930-01-698-9268 2 ea. 40,300.00

6 Y **Lube Oil Cooler Tube

Bundle

NSN: 4420-01-697-4959 2 ea. 23,800.00

11 N Rope, wire assembly with swage socket

PN: FL-8201-093 Item 1 NSN:

4010-01-602-8365

1 ea. 250.00

11 Y Hook, release PN: APR-356-CBH NSN: 4030-

01-467-1005

1 ea. 4,340.00

11 Y **Davit control console PN: 60576 NSN: 2030-01-612-

1 ea. 44,000.00

12 N Sewage Discharge Pump NSN: 4320-01-273-9350 2 ea. 4,719.00

12 N Sewage Vacuum Transfer

Pump

NSN: 4320-01-519-3163 2 ea. 4,719.00

12 N Turbid Water Collection

Tank Pump

NSN: 4320-01-132-5513 1 ea. 3,200.00

16 N Circuit Breaker NSN: 5925-01-603-8309 3 ea. 14,378.75

23 N FQAWTS 2-162-2; 21”

Diameter Quick-Acting

Watertight Flush Scuttle, Steel, 3-Dog, Fwd Hinge

NSN: 2040-00-554-6911 1 ea. 6,850.00

*Government-loaned property, which shall be returned to the vessel upon completion of the availability.

**New or refurbished equipment that the Government may provide for installation in place of existing equipment.

***Government-furnished property, which is to be supplied by either the vessel or the C4IT ServiceCenter ix (Rev-0)

CONSOLIDATED LIST OF CRITICAL INSPECTION ITEMS

The following is a list of work items, which contain Critical Inspection reports, which the Contractor must complete within the first 25% of the availability contract period (see SFLC Std Spec 0000, paragraph 3.2.6.1.4

(Inspection report particulars)):

Work

Item Title

11 Single Point Davit, Inspect and Service

13 Grey Water Holding Tanks, Clean and Inspect

19 Deck Plating (Laundry), Renew x (Rev-0)

PRINCIPAL CHARACTERISTICS

210' WMEC (A-CLASS)

PHYSICAL

Length overall 210' 6"

Length between perpendiculars 200' 0"

Beam molded 34' 0"

Depth molded, main deck amidships 19' 6"

Full load displacement 1,170 long tons

Draft, full load to baseline amidships

*Baseline is 9” below keel amidships

12' 0"

Design drag between perpendiculars 1' 6"

Highest projection above baseline

*VHF-FM ADF antenna

90' 0"

Shore tie voltage requirements 400A / 440V

Frame spacing 1' 0"

MACHINERY

Main propulsion 2 ALCO Model 16-251-CE Diesel Engines, 5,000 BHP total

Ship's service generators 2 Caterpillar Model 3406B Diesel-driven SR4, 250 KW each @ 0.8 power factor, 440VAC, 3 phase, 60 cycle

Emergency generator Caterpillar Model 3306B Diesel-driven SR4, 180 KW @ 0.8 power factor, 440VAC, 3 phase 60 cycle

Number of propellers 2

Propeller diameter 7' 6"

Number of blades, Each 4

Pitch Controllable

Shaft RPM 300

Shaft diameter 8.25" at exit of hull

Anchor & chain Two 2,800 lb Navy Stockless Anchors, 7 shots of chain each

TANK CAPACITIES

Diesel fuel total (95%) 47,140 gal.

Fresh water total (100%) 11,135 gal.

JP-5 fuel total (95%) 4,717 gal.

Lube oil total (95%) 2,331 gal.

1 (Rev-0)

00000_0824_FLT

REC_00000_FLT_Commercial Project @ CG Facility (0121)

General Requirements

1. SCOPE

1.1 Intent. This standard specification invokes general requirements for conducting vessel repairs performed by commercial contractors at a Coast Guard facility for Coast Guard vessels.

1.2 Term interchangeability. The terms 'Contractor', 'CG Yard', 'NAVSTA EVERETT', 'shipyard', 'Base', and

'Coast Guard Industrial' are used interchangeably in this specification. Where the primary service provider is

Coast Guard personnel, references to contractor and other noted descriptors within this specification or within drawings, publications, SFLC Standard Specifications or other commercial and military references are deemed the same as prime service provider.

2. REFERENCES

COAST GUARD DRAWINGS

None

COAST GUARD PUBLICATIONS

Coast Guard Commandant Instruction (COMDTINST) M10360.3 (series), Coatings and Color Manual

Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), 2022, General

Requirements

Surface Forces Logistics Center Standard Specification 0740 (SFLC Std Spec 0740), 2022, Welding and

Allied Processes

Surface Forces Logistics Center Standard Specification 6310 (SFLC Std Spec 6310), 2022, Requirements for Preservation of Ship Structures

OTHER REFERENCES

Code of Federal Regulations (CFR) Title 29, Part 1915, 2022, Occupational Safety and Health Standards for Shipyard Employment

NAVSEA Technical Publication T9074-AD-GIB-010/1688, (TP 1688), July 2012, Requirements for

Fabrication, Welding, and Inspection of Submarine Structure

3. REQUIREMENTS

3.1 General. The Contractor must conform to all requirements specified in SFLC Std Spec 0000 and in this item, as applicable, during the performance of this availability. The requirements in this WI applies to all work under

2 (Rev-0) the scope of this contract, whether explicitly stated in all following work items or not, and to all other work subsequently authorized by changes, modifications, or extensions to the contract.

3.2 Fire watch requirements. The Contractor must refer to 3.3.1.3 (Fire watch requirements) of SFLC Std Spec

0000, in accomplishing the following task:

• Provide portable fire extinguishers for Coast Guard fire watch personnel. Coast Guard fire watch is in lieu of contractor personnel during the hours of 0800-1600, Monday through Friday, and limited to two Coast Guard fire watch personnel.

• Provide fire watch personnel and fire extinguishers for the duration of the availability period, during and beyond noted Coast Guard fire watch support.

3.3 Preservation requirements. The Contractor must accomplish all preservation tasks, including touch-ups, in accordance with SFLC Std Spec 6310.

3.3.1 Brand name approval. Ensure that all contractor-furnished coatings are in accordance with SFLC Std Spec

6310, Appendix C (Authorized Coatings for Use on Cutters and Boats).

3.3.2 Coating colors and system color schemes. The Contractor must obtain a written KO authorization to deviate from any coatings required in SFLC Std Spec 6310 Appendix C before work.

3.3.3 In-process quality control measures. The Contractor must abide by all the safety, preservation, and quality control requirements specified in SFLC Std Spec 0000, paragraph 3.2.4.2 (In-process QC measures for “critical-coated surfaces”).

3.3.3.1 Quality control requirements. The Contractor must abide by the following when performing preservation related inspections. The following measurements must be randomly spaced throughout for the purposes of providing a representation of the entire prepared or coated surface.

3.3.3.1.1 Surface profile measurements. One surface profile measurement must be taken for every 200 square feet for the first 1000 square feet; for each additional 500 square feet or less, one profile measurement must be taken.

Profile measurements must be taken in accordance with SFLC Std Spec 6310, paragraph 3.1.8.3 (Surface profile measurements). A “measurement” for surface profile is defined as follows:

• ASTM D4417, Method B: One profile measurement is the average (mean) of 10 individual readings.

• ASTM D4417, Method C: One profile measurement is the average (mean) of 2 individual readings.

3.3.3.1.2 Soluble salt conductivity measurements. 5 conductivity measurements must be taken every 1000 square feet. For submerged (immersed) applications conductivity measurements must not exceed 30 microsiemens/cm.

For non-submerged (non-immersed) applications conductivity measurements must not exceed 70 microsiemens/cm. If a conductivity check fails, clean the surface in accordance with SFLC Std Spec 6310, paragraph 3.1.8.5 (Soluble salt removal).

3.3.3.1.3 Coating thickness measurements. Three area measurements must be taken for the first 1000 square feet;

for each additional 1000 square feet, perform an additional area measurement. A “measurement” for coating thickness is defined as follows:

• SSPC-PA 2 defines an area measurement as 5 separate spot measurements randomly spaced throughout a 100 square foot area.

• SSPC-PA 2 defines a spot measurement as 3 gage readings and each new gage reading the probe must be moved to a new location within a 1.5-inch diameter circle defining the spot.

3 (Rev-0)

3.4 Welding and brazing requirements. The Contractor must perform all welding and allied processes, and NDE in accordance with SFLC Std Spec 0740.

3.5 Environmental protection requirements. The Contractor must adhere to the following environmental protection requirements in accordance with the SFLC Stand Spec 0000:

3.5.1 USCG facilities. The Contractor must provide and maintain environmental protection as defined in SFLC

Std Spec 0000 Appendix B, Requirements for Environmental Protection at USCG Facilities, during the performance of this availability. Contractor must plan for and provide environmental protective measures to control pollution that develops during normal practice, as well as plan for and provide environmental protective measures required to correct conditions that develop during the project. Contractor must comply with applicable

Federal, state, and local laws, codes, ordinances, and regulations in their entirety. Any reference to a specific portion of a Federal, state, or local law, code, ordinance, or regulation in this or any other item must not be construed to mean that relief is provided from any other sections of the law, code, ordinance, or regulation.

3.5.1.1 USCG Generator status. The activity Generator Status for the Coast Guard Facility is Large Quantity

Generator (LQG).

3.5.1.2 Plans and permits. The CG Facility has unit specific permits including the following:

• Spill Prevention Control and Countermeasures (SPCC) Plan: Unit has a SPCC Plan which requires certain unit-specific procedures be followed for the storage, inspection, and transfer of petroleum products in containers 55 gallons or greater.

• National Pollutant Discharge Elimination System (NPDES) Storm Water (SW) Permit: Unit has an

NPDES SW permit which requires unit-specific procedures be followed for the storage and inspection of equipment and materials which may contribute contaminants to storm water discharges.

• Air Emission Permit: Unit has an Air Emission Permit which requires unit-specific procedures be followed for the emissions of VOCs and hazardous air pollutants.

3.5.2 Test and procedures. The Contractor is required to promptly conduct tests and procedures for the purpose of assessing whether operations are in compliance with applicable Environmental Laws. Analytical work must be done by qualified laboratories; and where required by law, the laboratories must be certified.

3.5.3 Regulatory notifications. The Contractor is responsible for all regulatory notification requirements in accordance with Federal, State and local regulations. In cases where the Coast Guard must also provide public notification, such as storm water permitting, the Contractor must coordinate with the Contracting Officer or COR, and if work is being performed at a USCG Facility, the local Facility Engineer or Engineering Officer. The

Contractor must submit copies of all regulatory notifications to the Contracting Officer and the local Facility

Engineer or Engineering Officer prior to commencement of work activities. Regulatory notifications must be provided for including but not limited to demolition, renovation, National Pollutant Discharge Elimination System

(NPDES) defined site work, and remediation of controlled substances such as asbestos, hazardous waste, and lead paint.

3.5.4 Environmental manager. The Contractor must appoint in writing an Environmental Manager for the project, who is responsible for coordinating Contractor compliance with Federal, State, local, and station environmental requirements. The Environmental Manager must ensure compliance with Hazardous Waste Program requirements, including hazardous waste handling, storage, manifesting, and disposal; implement the Contractors’

Environmental Management Plan; ensure that all environmental permits are obtained, maintained, and closed out;

ensure compliance with Storm Water Program Management requirements; ensure compliance with Hazardous

Materials including storage, handling, and reporting requirements; as well as coordinate any remediation of regulated substances such as lead, asbestos, and polychlorinated biphenyl (PCB). This may be a collateral

4 (Rev-0) position; however the individual must be trained to accomplish the following duties; ensure waste segregation and storage compatibility requirements are met; inspect and manage Satellite Accumulation areas; ensure only authorized personnel add wastes to containers; ensure all Contractor personnel are trained in 40 CFR requirements and individual position requirements; coordinate removal of waste containers; and maintain the Environmental

Records binder and required documentation, including environmental permits compliance and close-out.

3.5.5 HW disposal. Contractor must comply with SFLC Std Spec 0000 Appendix B, Requirements For

Environmental Protection At USCG Facilities for HW disposal, and ensure that waste removals are conducted during normal business hours (0800-1600) on Monday through Friday (excluding holidays).

3.5.6 Additional Requirements. The Contractor must be aware of the following:

3.5.6.1 No Contractor or Subcontractor must have the authority to sign a Hazardous Waste Manifest using the

Coast Guard facility’s EPA Generator ID Number or remove contract generated hazardous waste from the Coast

Guard facility without COR or KO-approval.

3.5.6.2 Local environmental regulations at the Government facilities may be more stringent. As with all environmental regulations, the Contractor must prepare for and comply with local and state regulations.

3.5.6.3 Coast Guard facilities do not maintain Facilities Response Plans (FRPs) per 33 CFR 154. Contractor must furnish the FRP when required for over-the-water liquids transfers to and from vessels, and is required for oil/fuel transfers to/from vessels for 250 barrels (10,500 gallons) or more.

3.6 Local Policy. The Contractor must refer to site (e.g., Base) Regulations and Instructions for details regarding local policies (e.g., crane services, parking, or facility usage).

3.6.1 This availability is to be conducted at an US Navy facility. The Contractor must comply with all US Naval facility instructions (e.g. NAVFAC P-307 for Weight Handling Program Management, etc.).

3.7 SFLC Standard Specification approved changes. Approved updates to the 2022 SFLC Standard Specifications will appear here.

3.7.1 None.

4. NOTES

4.1 QA inspection forms. QA inspection forms (QA-1 thru QA-5), required in SFLC Std Spec 6310 to be completed and submitted during preservation of “critical-coated surfaces”, are provided at the end of this document.

5 (Rev-0)

QA-1 - QUALITY ASSURANCE INSPECTION FORM

(PRESERVATION CHECKLIST)

VESSEL NAME HULL # WORK ITEM

WORK ITEM TITLE

LOCATION OF WORK (INCL. FRAME #’S) AREA (SQFT)

CHECKPOINT 1 – COATING SYSTEM COMPLIANCE

Ensure all coatings are in compliance with SFLC Std Spec 6310, Appendix C.

CHECKPOINT 2 - PAINT STORAGE

Ensure all coatings are kept at a temperature of 65 to 85°F at all times, unless otherwise specified by the coating mfg.

CHECKPOINT 3 - AMBIENT CONDITIONS

Ensure surface and surrounding temperatures are each between 50 and 90°F for water-containing coatings, and 35 and 95°F for other coatings, unless otherwise specified by the coating manufacturer(s).

Ensure maximum relative humidity (RH) is as follows, from surface preparations through final curing of topcoat: 50% for tanks, voids, and vent plenum; and 85% for all other areas, unless otherwise specified by manufacturer(s).

Ensure surface temperature is at least 5°F above the dew point, unless otherwise specified by the coating mfg.

CHECKPOINT 4 - PRE-SURFACE PREPARATION

Remove surface contaminants (soluble salts, loose rust, mud, and marine growth) with low pressure fresh water wash down (maximum 5,000 psi). If oil and grease are present, perform solvent cleaning, as per SSPC SP-1.

Verify equipment setup, blast media, and surface preparation methods match designated test coupon.

CHECKPOINT 5 - SURFACE PREPARATION

Verify environmental conditions (see CHECKPOINT 3).

Ensure cleanliness of prepared surface is as per specification (i.e.: SSPC SP-11, SP-10, SP WJ-2…).

Verify surface anchor profile using ASTM D4417-Methods B or C against SFLC Std Spec 6310. Conduct profile readings at a minimum of 5 locations for the first 1000-sqft area, and 2 locations for each succeeding 1000-sqft area.

Measure soluble salt conductivity in accordance with SSPC-Guide 15. Conduct 5 measurements per each 1000-sqft area (max. threshold: 70 microsiemens/cm for non-submerged surfaces, 30 microsiemens/cm for submerged surfaces).

CHECKPOINT 6 - PRIMER COAT APPLICATION

Verify environmental conditions (see CHECKPOINT 3).

Verify proper mixing and stand-in (induction) times.

Ensure no paint is applied when the temperature is expected to drop to freezing before the paint has dried.

Ensure surfaces are completely dry, unless otherwise allowed by the coating manufacturer(s).

Verify wet film thickness (WFT) at random, to prevent under or over application. Verify final DFT.

Brush out all runs, sags, drips, and puddles.

Perform visual inspection for holidays and other defects.

CHECKPOINT 7 – STRIPE COAT APPLICATION

Verify environmental conditions (see CHECKPOINT 3).

Ensure overcoating window is as per manufacturer’s instructions.

After primer coat (mist coat after inorganic zinc), brush-apply un-thinned coat of same primer paint over edges, weld seams, cut-outs, and areas of complex geometries @ 3-4 mils wet film thickness (WFT).

CHECKPOINT 8 – TOP COAT APPLICATION

Verify environmental conditions (see CHECKPOINT 3).

Ensure overcoating window is as per manufacturer’s instructions.

Verify proper mixing and stand-in (induction) times, as applicable.

Verify wet film thickness at random, to prevent under or over application.

Brush out all runs, sags, drips, and puddles.

CHECKPOINT 9 – FINAL INSPECTION

Verify final system dry film thickness. Conduct 5 sets of 3 readings for each of the first 3 100-sqft areas, followed by 5 sets of 3 readings for each succeeding 1000-sqft area.

Ensure that system cure is in accordance with manufacturer's recommendation for intended service.

Ensure potable water tank exhaust ventilation is maintained continuously from and during coating application through final system cure, to exhaust all solvent to the atmosphere and to prevent solvent entrapment.

For immersion coatings (including tank U/W body), record date and time of the following events:

Final coat application: _____/_____; Return to service or removal from environment controls: _____/_____

CHECKPOINT 10 – RECORD KEEPING

Complete, sign, and submit all provided QA Inspection Forms.

NAME OF QP-1/AMPP INSPECTOR SIGNATURE CERT. # DATE / TIME

NAME OF CG REPRESENTATIVE SIGNATURE UNIT DATE/TIME

6 (Rev-0)

QA-2 - QUALITY ASSURANCE INSPECTION FORM

(ENVIRONMENTAL READINGS)

VESSEL NAME HULL #

WORK ITEM

Use one sheet for each activity. Record conditions every four hours from before surface preparation to application of final coating system coat.

DATE

TIME

ACTIVITY (SURFACE

PREPARATION, PRIMER COAT,

BARRIER COAT, TOP COAT,

ETC…)

LOCATION (FRAME &

DECK, RELATION TO

EQUIPMENT, ETC.)

TEMPERATURE % REL.

HUMID-

ITY

DEW

PT.

SURFACE AMBIENT ΔT

| DP -

SURFACE |

7 (Rev-0)

QA-3a - QUALITY ASSURANCE INSPECTION FORM

(SURFACE PROFILE LOG FOR PROFILE MEASUREMENTS IAW ASTM D4417-METHOD-C)

VESSEL NAME HULL # WORK ITEM

LOCATION OF WORK (FRAME REFERENCES) AREA (SQFT)

SURFACE PREPARATION METHOD PROFILE ACHIEVED (MILS)

MIN MAX MEAN

SSPC-SP-10/AMPP No. 2

SSPC-SP WJ-2/AMPP WJ-2

SSPC-SP-3

SSPC-SP-11

SSPC-SP-11 (inaccessible area)

Brush-blasting (non-metallic substrate)

ABRASIVE MANUFACTURER: ABRASIVE SIEVE SIZE:

PLACE SURFACE PROFILE REPLICA TAPES IN THE SPACES PROVIDED BELOW, TO SERVE AS

PERMANENT QA RECORD. MAINTAIN A SEPARATE LOG FOR EACH LOCATION. WHEN AN AREA IS

DIVIDED INTO SEPARATE SECTIONS, MAINTAIN A SEPARATE LOG FOR EACH SECTION.

Place Surface Profile

Replica Tape Here

Place Surface Profile

Replica Tape Here

Place Surface Profile

Replica Tape Here

Reading (mils): Reading (mils): Reading (mils):

Place Surface Profile Replica Tape Here

Place Surface Profile Replica Tape Here

Place Surface Profile Replica Tape Here

Reading (mils): Reading (mils): Reading (mils):

Place Surface Profile Replica Tape Here

Place Surface Profile Replica Tape Here

Place Surface Profile Replica Tape Here

Reading (mils): Reading (mils): Reading (mils):

Place Surface Profile

Replica Tape Here

Place Surface Profile

Replica Tape Here

Place Surface Profile

Replica Tape Here

Reading (mils): Reading (mils): Reading (mils):

Place Surface Profile

Replica Tape Here

Place Surface Profile

Replica Tape Here

Place Surface Profile

Replica Tape Here

Reading (mils): Reading (mils): Reading (mils):

MEAN MIL READING (IAW ASTM D4417-METHOD C) FOR ABOVE 15 READINGS:

NAME OF QP-1/AMPP INSPECTOR SIGNATURE CERT. # DATE /

TIME

8 (Rev-0)

QA-3b - QUALITY ASSURANCE INSPECTION FORM

(SURFACE PROFILE LOG FOR PROFILE MEASUREMENTS IAW ASTM D4417-METHOD-B)

VESSEL NAME HULL # WORK ITEM

SURFACE PREPARATION METHOD PROFILE ACHIEVED (MILS)

MIN MAX MEAN

SSPC-SP-10/AMPP No. 2

SSPC-SP WJ-2/AMPP WJ-2

SSPC-SP-3

SSPC-SP-11

SSPC-SP-11 (inaccessible area)

Brush-blasting (non-metallic substrate)

ABRASIVE MANUFACTURER: ABRASIVE SIEVE SIZE:

RECORD MEASUREMENTS TAKEN IN THE SPACES PROVIDED BELOW, TO SERVE AS PERMANENT QA

RECORD. MAINTAIN SEPARATE LOG FOR EACH LOCATION. WHEN AN AREA IS DIVIDED INTO

SEPARATE SECTIONS, MAINTAIN A SEPARATE LOG FOR EACH SECTION.

Reading (mils):

Reading (mils):

Reading (mils):

Reading (mils):

Reading (mils):

Reading (mils):

Reading (mils):

Reading (mils):

Reading (mils):

Reading (mils):

Mean Mils Reading (IAW ASTM D4417-Method B for above 10 readings (by column):

Mean Reading

(mils)

9 (Rev-0)

QA-4 - QUALITY ASSURANCE INSPECTION FORM

(SURFACE SOLUBLE SALT CONDUCTIVITY LOG)

VESSEL NAME HULL # WORK ITEM

SOLUBLE SALT CONDUCTIVITY MEASUREMENTS IAW SSPC-GUIDE 15.

DATE TEST LOCATIONS CONDUCTIVITY (MICROSIEMENS/CM)

10 (Rev-0)

QA-5 - QUALITY ASSURANCE DATA FORM

(COATING THICKNESS)

(Use one sheet for each sequence)

VESSEL NAME HULL #

WORK ITEM

COATING MFG PRODUCT NAME

BATC

H #

INDUCTI

ON TIME

COATING SYSTEM

SEQUENCE

(PRIMER/TOUCHUP/3RD

COAT, ETC.)

DRY FILM THICKNESS (DFT) MEASUREMENTS IAW SSPC-PA 2.

SPOT 1 2 3 4 5

AVERAGE

VALUE

*BASE METAL READING

(BMR)

*Required, If Magnetic Pull-Off (Type I/Banana) Gauge Is Used.

LOCATION (FRAME REFERENCE):

SPOT 1 2 3 4 5 OVERALL AVG. DFT ADJUSTMENTS

1 AVG. BMR DEVIATION

3 BEFORE ADJUSTMENTS AFTER ADJUSTMENTS

AVG.

LOCATION (FRAME REFERENCE):

SPOT 1 2 3 4 5 OVERALL AVG. DFT ADJUSTMENTS

1 AVG. BMR DEVIATION

3 BEFORE ADJUSTMENTS AFTER ADJUSTMENTS

AVG.

LOCATION (FRAME REFERENCE):

SPOT 1 2 3 4 5 OVERALL AVG. DFT ADJUSTMENTS

1 AVG. BMR DEVIATION

3 BEFORE ADJUSTMENTS AFTER ADJUSTMENTS

AVG.

APPLICATION METHOD (AIRLESS,

CONVENTIONAL SPRAY, ROLLED)

AVERAGE DFT

11 (Rev-0)

4.2 Tank and Void Assessment form.

12 (Rev-0)

13 (Rev-0)

23300_CMD_0121_210_270

REC_23300_210_270_210’ WMEC ‘A’ Class (ALL) (0920)

WORK ITEM 1: Flexible Couplings, Renew

1. SCOPE

1.1 Intent. This work item describes the requirements for the Contractor to renew designated flexible couplings and associated hoses for the Main Diesel Engines, Ship Service Diesel Generators, and

Emergency Diesel Generators.

1.2 Government-furnished property.

MTI ITEM DESCRIPTION NSN/PN

QTY ESTIMATED

COST

($/UNIT)

N Flexible Couplings NSN: N/A 22 ea. 1,000.00

*Government-loaned property, which shall be returned to the vessel upon completion of the availability.

**New or refurbished equipment that the Government may provide for installation in place of existing equipment.

***Government-furnished property, which is to be supplied by either the vessel or the C4IT Service Center.

2. REFERENCES

COAST GUARD DRAWINGS

Coast Guard Drawing 618 WMEC 256-003, Rev B, CAT 3306B EDG Installation S.W. Cooling

Piping Mods

Coast Guard Drawing 618 WMEC 262-001, Rev H, Arrangement of Lube Oil System

Coast Guard Drawing 618 WMEC 262-002, Rev J, Lube Oil System Diagram

Coast Guard Drawing 618 WMEC 262-003, Rev -, Lube Oil & Assoc Piping Mods for Spinner II

Arrangement

Coast Guard Drawing 618 WMEC 262-004, Rev -, Lube Oil & Assoc Piping Mods for Spinner II

Arrangement

Coast Guard Drawing 618 WMEC 536-002, Rev N, Arr of S.W. Cooling for Mn. & Aux Engines

& A.C. Condensers

Coast Guard Drawing 618 WMEC 536-003, Rev D, Diagram – F.W. for Machinery Cooling

COAST GUARD PUBLICATIONS

Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), 2022, General Requirements

Surface Forces Logistics Center Standard Specification 6310 (SFLC Std Spec 6310), 2022, Requirements for Preservation of Ship Structures

14 (Rev-0)

OTHER REFERENCES

Manufacturer’s Standardization Society of the Valve and Fittings Industry (MSS), SP-58, 2018, Pipe Hangers and Supports – Materials, Design, Manufacture, Selection, Application and

Installation

3. REQUIREMENTS

3.1 General.

3.1.1 CIR.

None.

3.1.2 Tech Rep.

Not applicable.

3.1.3 Protective measures. The Contractor must furnish and install all protective measures in accordance with SFLC Std Spec 0000, paragraph 3.3.3 (Vessel component, space, and equipment protection).

3.1.4 Interferences. The Contractor must handle all interferences in accordance with SFLC Std Spec 0000, (Interferences). Known interferences include, but are not limited to the following:

• Deck plates

• Work bench

• Piping

• Engine room machinery

3.2 Removal. The Contractor must disconnect and remove the flexible connections between the main engine, ship service diesel generator or emergency diesel generator and the connected fluid systems for fuel, oil, lube oil, jacket water and seawater in accordance with the Coast Guard drawings and publications listed in Section 2 (References).

3.3 Alignment between coupling flanges. The Contractor must inspect each expansion joint piping flanges for axial, lateral, angular, and torsional alignment prior to installing new flexible connections and control rod assemblies, as follows. Submit a CFR.

NOTES

1. Piping misalignment in the system should not exceed a maximum of plus or minus 1/8 inch.

2. Axial alignment measurement should correspond to the expansion joint’s face to face dimension otherwise an axial misalignment is indicated.

3. Lateral misalignment is indicated by any variation in the measured dimensions and an inconsistency in the level.

4. Angular misalignment is indicated by any variation in the measured dimensions.

15 (Rev-0)

5. Torsional misalignment is indicated by any bolt holes on each flange not lining up to each other.

3.3.1 Axial alignment. Measure from inside of one mating flange to the inside of the other, to include the area in which the expansion joint is to be installed.

3.3.2 Lateral alignment. Place a level on the outside edge of the mating flanges and measure the distance across. Repeat the measurement an additional three times to obtain a total of four measurements evenly distributed around the circumference of the mating flanges.

3.3.3 Angular alignment. Measure from the edge of one mating flange to the same corresponding spot on the opposite flange. Record this value and then repeat the same measurement on the opposite side of the flange (180 degrees from the initial measurement). Repeat these measurements to obtain a total of at least four paired measurements evenly distributed around the circumference of the flanges.

3.3.4 Torsional alignment. Check the flange bolt pattern on each mating flange to ensure the bolt holes on each flange line up to each other.

3.4 Pipe hanger inspection. The Contractor must inspect the condition of each of the associated pipe hangers and other support devices in the vicinity of the flexible expansion joint being renewed, to ensure they are adequately supporting the weight of the piping systems and in accordance with MSS SP-58.

Significant movement of the piping system when the expansion joint is removed indicates the pipe hanger arrangement is insufficient. Submit a CFR.

3.5 Installation. The Contractor must install government-furnished flexible expansion joints, control rod assemblies, and Integral Tie Rod (ITR) plates after all alignment measurements have been verified to be within tolerance or corrected via a change request authorized by the KO, in accordance with Coast Guard

Drawings and Tech Pubs listed in Section 2 (References). The Contractor must renew all grade eight fasteners, flat washers, lock washers and nuts.

3.5.1 ITR plate position. The Contractor must secure the ITR plates in place with the flange bolting.

Position the ITR plates as shown below. Install the flange bolt head and flat washer against the ITR plates.

16 (Rev-0)

FIGURE 1. ITR PLATE POSITION

WARNING

The control rod assembly shall not be used to correct for flange misalignment.

3.5.2 Control rod assembly adjustment. The Contractor must ensure the following.

• Control rods are evenly spaced around the joint.

• Inner control rod nuts are adjusted to allow zero joint compression.

• Outer control rod nuts are adjusted to allow approximately 1/8 inch joint expansion.

NOTE

Coast Guard personnel will operate all shipboard machinery and equipment.

3.6 Operational test, post repairs. After completion of work, the Contractor must thoroughly test, in the presence of the Coast Guard Inspector and demonstrate all items or shipboard devices that have been disturbed, used, repaired, altered, or installed to be in satisfactory operating condition. Submit a CFR.

3.7 Leak test. After completing all authorized mechanical (i.e. threaded, bolted, etc.) joint repairs, the

Contractor must test the system’s operation using the system fluid at normal operating pressure. Ensure zero visible leakage from or deformation of mechanical parts by repairing all leaks and discrepancies.

Submit a CFR.

4. NOTES

This section is not applicable to this work item.

17 (Rev-0)

25600_0424_210_270_295

REC_25600_210_270_295_210’ WMEC ‘A’ Class (ALL) (0424)

WORK ITEM 2: Seawater Heat Exchangers, Clean, Inspect And Hydro

1. SCOPE

1.1 Intent. This work item describes the requirements for the Contractor to clean and inspect the following heat exchanger(s):

TABLE 1 – HEAT EXCHANGERS

DESCRIPTION LOCATION OEM / MODEL QTY

MDE Jacket Water Engine Room American Precision, P/N: 70A87A10096

1.2 Government-furnished property.

MTI ITEM DESCRIPTION NSN/PN QTY ESTIMATED COST

($/UNIT)

N MDE JW Seal Kit NSN: 2930-01-602-8570

P/N: 10-1AEW SEAL

2 ea. 1,250.00

Y **JW Cooler NSN: 2930-01-698-9297 2 ea. 29,490.00

N **JW Cooler Tube Bundle NSN: 2930-01-541-2516 2 ea. 2,550.00

**New or refurbished equipment that the Government may provide for installation in place of existing equipment.

2. REFERENCES

COAST GUARD DRAWINGS

Coast Guard Drawing 618 WMEC 201-004, Rev B, Arrangement of Machinery Plans, Sections &

Elevations

Coast Guard Drawing 618 WMEC 536-001, Rev M, Diag Sea Water Piping for Mn Engs, Aux &

Emer Gens. & A.C. Condensers

Coast Guard Drawing 618 WMEC 536-003, Rev D, Diagram – F.W. for Machinery Cooling

Coast Guard Drawing 618 WMEC 536-005, Rev B, Installation of JW & LO Coolers

Coast Guard Drawing 618 WMEC 536-052, Rev -, Heat Exchanger

COAST GUARD PUBLICATIONS

Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), 2022, General Requirements

Surface Forces Logistics Center Standard Specification 5000 (SFLC Std Spec 5000), 2022, Auxiliary Machine Systems

18 (Rev-0)

Surface Forces Logistics Center Standard Specification 8636 (SFLC Std Spec 8636), 2022, Temporary Hull Accesses

OTHER REFERENCES

Commercial Item Description (CID) A-A-59588, July 2018, Rubber Silicone

3. REQUIREMENTS

3.1 General.

NOTE

See related Work Item 6: “Lube Oil Heat Exchangers; Clean, Inspect And

Hydro” so work can be coordinated to minimize loss/renewal of jacket water.

3.1.1 CIR.

None.

3.1.2 Tech Rep.

Not applicable.

3.1.3 Protective measures. The Contractor must furnish and install all protective measures in accordance with SFLC Std Spec 0000, paragraph 3.3.3 (Vessel component, space, and equipment protection).

3.1.4 Interferences. The Contractor must handle all interferences in accordance with SFLC Std Spec 0000, (Interferences). Known interferences include, but are not limited to the following:

• Piping and hoses

• Filters

• Deck plating and associated framing

• Electrical cables

• Thermal insulation.

3.2 Temporary access openings. With express permission of the KO via submission of a CFR and in accordance with SFLC Std Spec 8636, the Contractor may perform all work required to cut open and close temporary access openings to facilitate accomplishment of the work specified herein.

3.3 Fluid disposition, disposal. Dispose of all removed fluids in accordance with all applicable Federal, state, and local regulations.

3.4 Disassemble. The Contractor must drain and remove the designated heat exchangers (see paragraph

1.1 (Intent)) to a suitable repair facility and disassemble to the extent necessary to perform all work specified herein. Refer to Coast Guard Drawings 618 WMEC 201-004, 618 WMEC 536-001, 618 WMEC

536-003, 618 WMEC 536-005 and 618 WMEC 536-052 for guidance. Perform all disassembly and

19 (Rev-0) reassembly in accordance with manufacturer-recommended procedures using manufacturer-recommended tooling to ensure parts are reinstalled in proper sequence and configuration.

3.5 Inspection. Before cleaning is begun, the Contractor must visually inspect all heat exchanger surfaces for excessive deterioration and any other defects. Submit a CFR.

3.6 Cleaning requirements. The Contractor must clean all interior and exterior heat transfer surfaces to a state free of all debris, scale and surface contaminants in accordance with the heat exchanger manufacturer’s recommendations, and in compliance with all Federal, state, and local environmental regulations. Ensure that chemical cleaners do not damage the environment, heat exchanger or the vessel.

NOTE

Historically, chemical cleaning has been necessary to thoroughly clean most heat exchanger tubes.

3.7 Reassembly. After authorized repairs, if any, the Contractor must reassemble each heat exchanger.

3.7.1 Renew all software (seals, gaskets, O-rings, lantern rings).

3.7.2 Renew isolation fittings/mounts and fasteners if disturbed. Apply silicone rubber sealant conforming to CID A-A-59588 around all fasteners, nozzles or gaskets that penetrate the hull.

3.7.3 Renew all hoses, thermostats and anodes as applicable.

3.8 Reinstallation. After completion of testing and all authorized repairs, if any, the Contractor must reinstall each cooler (if previously removed). Where applicable, renew all zinc electrode plates, gaskets, and recessed hex-head bolts in accordance with the manufacturer's specifications. Apply a copper-based anti-seize compound on all bolts, and torque in accordance with manufacturer’s specifications.

3.9 Touch-up preservation. The Contractor must prepare and coat all new and disturbed surfaces to match existing adjacent surfaces in accordance with SFLC Std Spec 6310, (Touch-ups and minor coating repairs.)

3.10 Cleanliness requirement. The Contractor must visually inspect and ensure that all cleaned surfaces are completely free of debris and surface contaminants. Submit a CFR.

CAUTION

Extreme caution must be taken to not exceed manufacturer’s recommended test pressure during hydrostatic testing.

3.11 Pressure test. After all authorized work is complete and prior to reconnecting the heat exchanger(s), the Contractor must pressure test each heat exchanger in accordance with SFLC Std Spec 5000, Appendix

C paragraph C2.7 (Heat exchangers and fluid coolers) using test pressures shown in Table(s) below.

Ensure no leakage from or permanent deformation of pressure-containing parts by repairing all leaks and discrepancies. Submit a CFR.

20 (Rev-0)

TABLE 1: SEAWATER COOLER HYDROSTATIC TEST PRESSURES

COMPONENT SHELL SIDE

TEST

PRESSURE

(PSI)

TUBE SIDE TEST

PRESSURE (PSI)

Main Diesel Engine 225 225

3.12 Label plates. The Contractor must attach an anodized…