DECISIVE (WMEC 210B) DS SOW.doc

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DOCK-SIDE (DS) USCGC DECISIVE 629 DOCKSIDE REPAIRS FY21 Federal contract opportunity
Solicitation number
70Z080-21-Q-P4504600
Issued by
Department of Homeland Security US Coast Guard

About this file

This is a solicitation for dock-side repairs to be performed on the USCGC Decisive. The Coast Guard seeks a contractor to conduct repairs from March 4 to April 29, 2021 at its facility in Pensacola, Florida. The solicitation is set aside for small businesses with less than 1,250 employees. Interested vendors should request drawings by October 15 and submit any questions by October 22 to be answered by amendment. Quotes are due by November 6. The contractor must provide all necessary labor and materials to complete the repairs specified in the Statement of Work. This includes tasks such as cleaning and inspecting tanks, piping systems and valves. The selected contractor will be awarded a firm fixed-price contract for the specified period of performance.

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USCGC DECISIVE (WMEC 629)

SPECIFICATION FOR DOCKSIDE REPAIRS

FY2020

Developed By: Steven R Hendricks (Rev-0, 9 September 2020)

TABLE OF CONTENTS

iiiRevisions Record ivConsolidated List of References ixConsolidated List of Government-furnished Property xConsolidated List of Critical Inspection Items xiPrincipal Characteristics

1General Requirements

11WORK ITEM 1: Chill Water System, Clean And Flush

15WORK ITEM 2: Potable Water Pneumatic Tank(s), Clean and Inspect

18WORK ITEM 3: Hot Water Accumulator Tanks, Clean and Inspect

21WORK ITEM 4: Compressed Air Receivers and System Valves (All), Clean, Inspect, Hydro and Lift

26WORK ITEM 5: Single Point Davit, Renew

30WORK ITEM 6: Grey Water Holding Tank(s), Clean and Inspect

33WORK ITEM 7: Sewage Holding Tank(s), Clean and Inspect

36WORK ITEM 8: Sewage Piping, Clean And Flush

39WORK ITEM 9: Padeyes, Inspect and Test

42WORK ITEM 10: 400 HZ Power Supply, Relocate

46WORK ITEM 11: Raw Water Condensate Cooling Pump, Upgrade

49WORK ITEM 12: Seawater Heat Exchangers; Clean, Inspect And Hydro

53WORK ITEM 13: Lube Oil Heat Exchangers; Clean, Inspect And Hydro

57WORK ITEM 14: Sewage Discharge and Vacuum Pumps, Renew

60WORK ITEM 15: Bucket Ventilators, Renew

63WORK ITEM 16: CIC Door, Renew

66WORK ITEM 17: Oily Water Separator, Replace

82WORK ITEM 18: Deck Plating (Uptake and Fan Room), Renew

85WORK ITEM 19: DetaCoupling (Outside Plenum Room), Renew

87WORK ITEM 20: Tanks (Grey Water Holding), Preserve “Partial”

90WORK ITEM 21: Tanks (Sewage Holding), Preserve “Partial”

92WORK ITEM 22: Flow Meter (Aviation fuel), Replace (B-Class)

95WORK ITEM 23: Mast Multi-Cable Transit Blocks, Renew

97WORK ITEM 24: Sewage Vacuum Piping, Renew

100WORK ITEM 25: Sewage Ventilation Piping, Clean and Inspect

103WORK ITEM 26: Single Point Davit Hydraulic Piping, Renew

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

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.

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 627 WMEC 011, Rev C; 3rd Dk, 2nd Dk, Main Dk, 01 Dk, 02 Dk, & Bridge Dk Pltg & Supports Coast Guard Bill of Materials 627 WMEC 017, Rev D; Superstructure – Aircastle, 01 & 02 Deck House & Stack

Coast Guard Bill of Materials 627 WMEC 061, Rev J, Arr. Stm. Feed & Cond. Sys. Piping

Coast Guard Bill of Materials 627 WMEC 317, Rev C, Joiner Door Schedule

Coast Guard Bill of Materials 627 WMEC 097, Rev F, Arrangement Aviation Fuel System

Coast Guard Drawing 618 WMEC 123-007, Rev A, Structural Mods, GEA Westfalia OWS Install

Coast Guard Drawing 618 WMEC 184-003, Rev K, IC & Gyro RM Electrical Foundation Details

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

Coast Guard Drawing 618 WMEC 314-001, Rev G, Helo 400 HZ & 28 VDC Replacement Diag.

Coast Guard Drawing 618 WMEC 320-001, Rev AY, 440V/115V One Line Diagram Block Wiring

Coast Guard Drawing 618 WMEC 320-011, Rev A, Electrical Power Sys Mods, GEA Westfalia OWS Install

Coast Guard Drawing 618 WMEC 320-060, Rev -, OWS Booster Pump and Cooling Fan Install

Coast Guard Drawing 618 WMEC 401-001, Rev AF, IC & Gyro RM General Arrangement

Coast Guard Drawing 618 WMEC 529-011, Rev A, Piping Mods GEA Westfalia OWS Install

Coast Guard Drawing 618 WMEC 533-001, Rev N, Diagram Hot And Cold Potable Water System

Coast Guard Drawing 618 WMEC 535-001, Rev K, Diagram Steam, Feed & Condensate System Piping

Coast Guard Drawing 618 WMEC 535-002, Rev K, Arr. Stm, Feed & Condensate System Piping

Coast Guard Drawing 618 WMEC 551-003, Rev E, Arrangement Compressed Air Piping Outside Machinery Space

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

Coast Guard Drawing 627 WMEC 085-301, Rev D, Booklet of General Plans

Coast Guard Drawing 627 WMEC 123-007, Rev A, Structural Mods, GEA Westfalia OWS Install

Coast Guard Drawing 627 WMEC 131-001, Rev D, Second & Main Deck Plating & Supports

Coast Guard Drawing 627 WMEC 136-001, Rev G, 01, 02 & Bridge Deck Plating & Supports

Coast Guard Drawing 627 WMEC 152-001, Rev G, Superstructure – Aircastle, 01 & 02 Deckhouse & Stack

Coast Guard Drawing 627 WMEC 171-001, Rev T, Main Mast Radar Platform

Coast Guard Drawing 627 WMEC 184-003, Rev G, IC & Gyro RM Electrical Foundation Details

Coast Guard Drawing 627 WMEC 201-001, Rev C, Arrangement of Machinery Plans, Sections & Elevations

Coast Guard Drawing 627 WMEC 252-001, Rev G, Control Air Piping Arrangement

Coast Guard Drawing 627 WMEC 320-001, Rev BA, 440V/115V One Line Diagram Block Wiring

Coast Guard Drawing 627 WMEC 320-007, Rev -, Electrical Power Sys Mods, GEA Westfalia OWS Install

Coast Guard Drawing 627 WMEC 401-001, Rev AD, General Arrangement of IC & Gyro RM

Coast Guard Drawing 627 WMEC 512-001, Rev D, Ventilation Equip List

Coast Guard Drawing 627 WMEC 512-004, Rev E, Fan Rooms 01-99-0-Q & 02-81-2-Q

Coast Guard Drawing 627 WMEC 512-006, Rev D, Ventilation Diagram – Second Deck

Coast Guard Drawing 627 WMEC 512-007, Rev D, Ventilation Diagram – Main Deck

Coast Guard Drawing 627 WMEC 512-011, Rev H, Arrgt Ventilation & AC Main Deck

Coast Guard Drawing 627 WMEC 512-016, Rev B, Ventilation Diagram 01 Deck & Abv

Coast Guard Drawing 627 WMEC 512-019, Rev A, Ventilation Mods Incid to DC Shop and Steering Gr Rm

Coast Guard Drawing 627 WMEC 512-026, Rev -, Arrangement Ventilation & Air Conditioning Main Deck

Coast Guard Drawing 627 WMEC 514-001, Rev D, Diagram: Heating and Chilled Water System

Coast Guard Drawing 627 WMEC 514-002, Rev C, Arrangement of Chilled and Hot Water System Inside Machinery Space

Coast Guard Drawing 627 WMEC 514-003, Rev D, Arrangement of Chilled and Hot Water System Outside Machinery Space

Coast Guard Drawing 627 WMEC 514-004, Rev C, Heating, Ventilation & Air Cond Control, Block & Schematic Wrg Diagrams

Coast Guard Drawing 627 WMEC 528-004, Rev -, Arrangement Plumbing System Drains and Deck

Coast Guard Drawing 627 WMEC 529-012, Rev A, Piping Mods GEA Westfalia OWS Install

Coast Guard Drawing 627 WMEC 533-001, Rev K, Diagram Hot And Cold Potable Water System

Coast Guard Drawing 627 WMEC 535-001, Rev G, Diagram Steam, Feed And Condensate System Piping

Coast Guard Drawing 627 WMEC 535-002, Rev H, Arr Stm, Feed & Condensate System Piping

Coast Guard Drawing 627 WMEC 536-001, Rev C, Diagram Sea Water Piping for Mn Engs, Aux & Emergency Gens. & A.C. Condensers

Coast Guard Drawing 627 WMEC 536-003, Rev D, Diagram – F.W. for Machinery Cooling

Coast Guard Drawing 627 WMEC 542-001, Rev E, Diagram Aviation Fuel System

Coast Guard Drawing 627 WMEC 542-002, Rev E, Arrangement of Aviation Fuel System

Coast Guard Drawing 627 WMEC 551-002, Rev D, Arrangement of Compressed Air in Machinery Space

Coast Guard Drawing 627 WMEC 551-003, Rev D, Arrangement Compressed Air Piping Outside Machinery Space

Coast Guard Drawing 627 WMEC 583-003, Rev C, Boat Davit Hydraulic Circuit

Coast Guard Drawing 627 WMEC 583-006, Rev D, Hydraulic Piping for Boat Davits

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

Coast Guard Drawing 627 WMEC 583-008, Rev C, Installation Arrangement of Allied SPD D5700 with Constant Tension Winch

Coast Guard Drawing 627 WMEC 593-001, Rev B, Diagram - MSD System

Coast Guard Drawing 627 WMEC 593-002, Rev D, Arrg’t MSD System

Coast Guard Drawing 627 WMEC 601-005, Rev F, General Arrangement - 02 Dk, Bridge Dk & House Top

Coast Guard Drawing 627 WMEC 611-002, Rev B, Padeye Arrangement and Details (Applies to Hulls 620, 624, 627, 629 & 630. Contractor may assume applicable to all hulls for bidding purposes.)

Coast Guard Drawing 627 WMEC 621-002, Rev D, Joiner Gen, Arrangement Main Deck

Coast Guard Drawing 627 WMEC 621-003, Rev D, Joiner General Arrangement 01 Deck, 02 Deck & Bridge Deck

Coast Guard Drawing 627 WMEC 621-004, Rev B, Typical Joiner Details

Coast Guard Drawing 627 WMEC 621-005, Rev D, Joiner Part Details

Coast Guard Drawing 627 WMEC 624-001, Rev G, Joiner Door Schedule

Coast Guard Drawing 627 WMEC 635-002, Rev B, Sheathing And Insulation

Coast Guard Drawing 627 WMEC 637-002, Rev -, Ceiling Layout Main Deck and 01 Lvl

Coast Guard Drawing FL 3801-79, Rev B, Waterproof Ventilator Assembly & Details 12 inch

Coast Guard Drawing FL-8201-96, Rev A, Standard Lifting Rig for Allied D5700-CT Davit

NAVSEA Drawing 803-1385866, Rev E, Penetration, Bulkhead and Deck

NAVSEA Drawing 804-5959214, Rev-, Piping Insulation - Installation Details

COAST GUARD PUBLICATIONS

Coast Guard Commandant Instruction (COMDTINST) M10360.3, Jun 2006, Coatings and Colors Manual Coast Guard Technical Publication (TP) 3238B-533, Section F, April 2013, Condensate Cooler Pump

Coast Guard Technical Publication (TP) 3239A, SWBS 542, Nov 2016, JP-5 Flow Meter

Coast Guard Technical Publication (TP) 3241(A), SWBS 593, Sep 2014, Manufacturer’s Instruction Book (210 WMEC A-Class and B-Class)

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) 4931, Aug 2009, FCX Systems Precision Frequency Converters

Coast Guard Technical Publication (TP) 9142, Nov 2016, Meter – Model M-5-2 Direct Drive

Coast Guard Technical Publication (TP) 9159-533-A, June 2017, Pump, Condensate Cooler, Series e-1535

Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), 2018, General Requirements

Surface Forces Logistics Center Standard Specification 0740 (SFLC Std Spec 0740), 2018, Welding and Allied Processes

Surface Forces Logistics Center Standard Specification 0850 (SFLC Std Spec 0850), 2018, General Requirements for Drawing Preparation

Surface Forces Logistics Center Standard Specification 3020 (SFLC Std Spec 3020), 2018, Overhaul AC Electrical Motors

Surface Forces Logistics Center Standard Specification 3041 (SFLC Std Spec 3041), 2018, Shipboard Electrical Cable Test

Surface Forces Logistics Center Standard Specification 3042 (SFLC Std Spec 3042), 2018, Shipboard Electrical Cable Removal, Relocation, Splice, Repair, and Installation

Surface Forces Logistics Center Standard Specification 5000 (SFLC Std Spec 5000), 2018, Auxiliary Machine Systems

Surface Forces Logistics Center Standard Specification 5100 (SFLC Std Spec 5100), 2018, Clean Shipboard Ventilation Systems

Surface Forces Logistics Center Standard Specification 6310 (SFLC Std Spec 6310), 2018, Requirements for Preservation of Ship Structures

Surface Forces Logistics Center Standard Specification 6341 (SFLC Std Spec 6341), 2018, Install Interior Deck Covering Systems Surface Forces Logistics Center Standard Specification 8636 (SFLC Std Spec 8636), 2018, Temporary Hull Accesses

OTHER REFERENCES

American National Standards Institute/American Water Works Association (ANSI/AWWA) C652, 2011, Disinfection of Water-Storage Facilities 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, 2013, Valves-Flanged, Threaded, and Welding End ASME BPV Code Section VIII, Division 1 & 2, Rules for the Construction of Pressure Vessels ASTM International (ASTM) D1330, 2015, Standard Specification for Rubber Sheet Gaskets ASTM International (ASTM) F1387, 2012, Standard Specification for Performance of Piping and Tubing Mechanically Attached Fittings ASTM International (ASTM) F683, 2014, Standard Practice for Selection and Application of Thermal Insulation for Piping and Machinery Commercial Item Description (CID) A-A-59588, 2013, Rubber Silicone GEA Westfalia Installation Instructions No. 2058-9601-020 Edition 0211 GEA Westfalia Separator Device list CP, P1451546584-9913-DVL000A Rev A dated 2015-10-19 GEA Westfalia Separator Drawing 8106-2021-029 Rev. 02, dated 2016-01-20 GEA Westfalia Separator Drawing P1451546584-9913-LAY000B dated 2015-10-19 GEA Westfalia Separator Drawing P1451546584-9913-PID000A dated 2015-10-19 GEA Westfalia Separator Operating Data Sheet P1451546584-9913-PDS000 dated 2015-10-19 Manufacturers Standardization Society of the Valve and Fittings Industry (MSS) SP-61, 2013 Edition, Pressure Testing Of Valves Manufacturers Standardization Society of the Valve and Fittings Industry (MSS) SP-67, 2011 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, 2013 Edition, Bronze Gate, Globe, Angle and Check Valves Manufacturers Standardization Society of the Valve and Fittings Industry (MSS), SP-58, 2018, Pipe Hangers and Supports – Materials, Design, Manufacture, Selection, Application and Installation MIL-S-22698, Aug 2002; Steel Plate, Shapes and Bars, Weldable Ordinary Strength and Higher Strength: Structural 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 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)

4
N
Clutch Air Valve
NSN: N/A
1 ea.
4,000.00
5
Y
Single Point Davit Assembly, Allied D5700CT
NSN: 2030-01-476-6301
1 ea.
104,887.55
10
Y
400 HZ Power Supply
PN: PFC010-40-FN
1 ea.
30,084.00
11
N
Pump, Unit W/Motor
NSN: 4320-01-666-4805 PN: e-1535
1 ea.
1,750.00
12
N
MDE JW Seal Kit
NSN: 2930-01-602-8570 P/N: 10-1AEW SEAL
2 ea
1,250.00
13
N
Gasket, Shell, Inner
NSN: 5330-01-478-5220
2 ea
27.00
13
N
O-ring, Shell, Outer End
NSN: 5331-01-478-5310
4 ea
19.00
13
N
Gasket, Shell, Outer
NSN: 5330-01-478-5215
4 ea
29.00
14
N
Sewage Discharge Pump
NSN: 4320-01-273-9350
2 ea.
4,719.00
14
N
Sewage Vacuum Transfer Pump
NSN: 4320-01-519-3163
2 ea.
4,719.00
16
N
Security Joiner Door Assembly, including locking mechanism and frame
NSN: N/A
1 ea.
3,500.00
17
N
GEA Westfalia Bilge Master-E 500 Clean Design
PN: WSE 5-01-037
1 ea
76,640.00
17
N
Booster Pump Control Panel
NSN: 6110-01-F20-6126
1 ea
2,950.00
17
N
Boost Pump, Centrifugal
NSN: 4320-01-689-8635
1 ea
950.00
22
N
JP-5 Flow meter
NSN: 6680-01-658-6663
1 ea.
3,100.00
22
N
Counter Rotating, Register
NSN: 6680-01-439-2365
1 ea.
388.00

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
5
Single Point Davit, Renew
9
Padeyes, Inspect and Test
17
Oily Water Separator, Replace

Principal Characteristics 210' WMEC (B-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-B 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%)
48,427 gal.
Fresh water total (100%)
11,693 gal.
JP-5 fuel total (95%)
4,683 gal.
Lube oil total (95%)
2,390 gal.

00000_1219_FLT

REC_00000_FLT_Commercial Project @ CG Facility (1212) 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), 2018, General Requirements Surface Forces Logistics Center Standard Specification 0740 (SFLC Std Spec 0740), 2018, Welding and Allied Processes Surface Forces Logistics Center Standard Specification 6310 (SFLC Std Spec 6310), 2018, Requirements for Preservation of Ship Structures Other References None

3. REQUIREMENTS

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

NOTE

The requirements of paragraph 3.1 (General) applies to all work under the scope of this contract, whether explicitly stated in 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 shall 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 shall 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. Ensure that all colors and color coat/paint schemes are in accordance with COMDTINST M10360.3, Chapter 6 (Cutter and Boat Colors Exterior and Interior).

NOTE

Unless a waiver has been granted (in writing) by the KO, deviations from authorized coatings (listed in Appendix C of SFLC Std Spec 6310) and colors and color schemes (provided in Chapter 6 of COMDTINST M10360.3) are strictly prohibited.

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

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

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

3.5.3 Regulatory notifications. The Contractor shall be 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 shall 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 shall 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 shall appoint in writing an Environmental Manager for the project, and shall be responsible for coordinating Contractor compliance with Federal, State, local, and station environmental requirements. The Environmental Manager shall 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 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 shall 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 shall be aware of the following:

3.5.6.1 No Contractor or Subcontractor shall 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 shall 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 shall 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. None.

3.7 SFLC standard specification approved changes. The Contractor shall be aware that the following are approved changes to published SFLC 2018 Edition Standard Specifications and supersede published content:

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.

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 mfgr.

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 mfgr.

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/NACE Inspector
Signature
Cert. #
Date / Time

QA-2 - QUALITY ASSURANCE INSPECTION FORM

(ENVIRONMENTAL READINGS)

Vessel Name
Hull #
Work Item #
Work Item Title

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 |

Name of QP-1/NACE Inspector
Signature
Cert. #
Date / Time

QA-3a - QUALITY ASSURANCE INSPECTION FORM

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

Vessel Name
Hull #
Work Item #
Work Item Title
Location of Work (incl. frame #’s)
Area (sqft)
SURFACE PREPARATION METHOD
PROFILE ACHIEVED (mils)
Min
Max
Mean
SSPC-SP-10/NACE No. 2
(
SSPC-SP WJ-1/NACE WJ-1
(
SSPC-SP WJ-2/NACE WJ-2
(
SSPC-SP WJ-3/NACE WJ-3
(
SSPC-SP WJ-4/NACE WJ-4
(
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

Place Surface Profile Replica Tape Here Place Surface Profile Replica Tape Here

Reading (mils):

Reading (mils):

Reading (mils):

Place Surface Profile

Place Surface Profile Replica Tape Here Place Surface Profile Replica Tape Here

Reading (mils):

Reading (mils):

Reading (mils):

Place Surface Profile

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/NACE Inspector
Signature
Cert. #
Date / Time

QA-3b - QUALITY ASSURANCE INSPECTION FORM

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

Vessel Name
Hull #
Work Item #
Work Item Title
Location of Work (incl. frame #’s)
Area (sqft)
SURFACE PREPARATION METHOD
PROFILE ACHIEVED (mils)
Min
Max
Mean
SSPC-SP-10/NACE No. 2
(
SSPC-SP WJ-1/NACE WJ-1
(
SSPC-SP WJ-2/NACE WJ-2
(
SSPC-SP WJ-3/NACE WJ-3
(
SSPC-SP WJ-4/NACE WJ-4
(
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 Reading (mils)

Mean Reading (mils) IAW ASTM DD4417).

Name of QP-1/NACE Inspector
Signature
Cert. #
Date / Time

QA-4 - QUALITY ASSURANCE INSPECTION FORM

(SURFACE SOLUBLE SALT CONDUCTIVITY LOG)

Vessel Name
Hull #
Work Item #
Work Item Title
Location of Work (incl. frame #’s)
Area (sqft)

SOLUBLE SALT CONDUCTIVITY Measurements IAW SSPC-GUIDE 15.

Date
Test Locations
Conductivity (Microsiemens/CM)
Name of QP-1/NACE Inspector
Signature
Cert. #
Date / Time

QA-5 - QUALITY ASSURANCE DATA FORM

(COATING THICKNESS)

(Use one sheet for each sequence)

Vessel Name
Hull #
Work Item #
Work Item Title
Coating Mfg
Product Name
Batch #
Induction 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
Avg. BMR
Deviation
Before Adjustments
After Adjustments

Avg.

Location (Frame Reference):

SPOT
1
2
3
4
5
Overall Avg. DFT
ADJUSTMENTS
Avg. BMR
Deviation
Before Adjustments
After Adjustments

Avg.

Location (Frame Reference):

SPOT
1
2
3
4
5
Overall Avg. DFT
ADJUSTMENTS
Avg. BMR
Deviation
Before Adjustments
After Adjustments

Avg.

Application Method (Airless, Conventional Spray, Rolled)
Average DFT
Name of QP-1/NACE Inspector
Signature
Cert. #
Date / Time

51490_1119_210_270 REC_51490_210_270_210’ WMEC ‘B’ Class (ALL) (0418) WORK ITEM 1: Chill Water System, Clean And Flush

1. SCOPE

1.1 Intent. This work item describes the requirements for the Contractor to clean and flush the Chill Water and Heat System.

1.2 Government-furnished property.

None.

2. REFERENCES

Coast Guard Drawings Coast Guard Drawing 627 WMEC 512-007, Rev D, Ventilation Diagram – Main Deck Coast Guard Drawing 627 WMEC 514-001, Rev D, Diagram: Heating and Chilled Water System Coast Guard Drawing 627 WMEC 514-002, Rev C, Arrangement of Chilled and Hot Water System Inside Machinery Space Coast Guard Drawing 627 WMEC 514-003, Rev D, Arrangement of Chilled and Hot Water System Outside Machinery Space Coast Guard Drawing 627 WMEC 514-004, Rev C, Heating, Ventilation & Air Cond Control, Block & Schematic Wrg Diagrams Coast Guard Publications Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), 2018, General Requirements Other References None

3. REQUIREMENTS

3.1 General.

3.1.1 CIR.

None.

3.1.2 Tech Rep.

Not applicable.

3.1.3 Protective measures. The Contractor shall furnish and install all protective coverings to seal off and protect all non-affected vessel's components, equipment, and spaces near the work area against contamination during the performance of work. Upon completion of work, the Contractor shall remove all installed protective measures, inspect for the presence of contamination, and return all contaminated equipment, components, and spaces to original condition of cleanliness.

3.1.4 Interferences. The Contractor shall handle all interferences in accordance with SFLC Std Spec 0000, paragraph 3.3.5 (Interferences). Known interferences include, but are not limited to the following:

· Piping and hoses

· FCU Flow Control valve(s) (remove prior to clean and flush)

· Bulkheads

· Deck plating and associated framing

· Heat exchangers

· Electrical cables

· Thermal insulation.

3.1.5 The Contractor shall provide temporary cooling for CIC, Radio, IC Gyro, and ECC. The Contractor shall submit a detailed plan for providing this temporary cooling for approval to the COR 72 hours prior to Arrival Conference.

NOTE

Doors to secure spaces cannot be left open to accommodate portable ducting.

3.2 Operational test, initial. Prior to commencement of work, the Contractor shall witness Coast Guard personnel perform an initial operational test of all items or shipboard devices to be disturbed, used, repaired, or altered, to demonstrate existing operational condition. Submit a CFR.

NOTE

Coast Guard personnel will operate all shipboard machinery and equipment.

3.3 System draining. The Contractor shall drain all existing fluid from the Chill Water and Heat System. Dispose of removed fluids in accordance with all Federal, state, and local regulations.

3.4 Coil unit line-up. Prior to commencement of system flushing, the Contractor shall ensure that all fan coil units are lined-up to the system, with the assistance of the Coast Guard Inspector.

3.5 Cleaning plan. The Contractor shall establish a plan for cleaning the Chill Water and Heat Piping System as shown on Coast Guard Drawings 627 WMEC 512-007, 627 WMEC 514-001, 627 WMEC 514-002, 627 WMEC 514-003, and 627 WMEC 514-004; list the step by step procedures necessary to ensure that all foreign debris is removed from the piping system while simultaneously protecting all installed equipment.

CAUTION!

Ensure evaporator plate cooler is isolated from all flushing procedures! If this is not done, the fluid and sediment will enter the plates, ultimately resulting in a frozen cracked shell.

3.5.1 Procedure requirements. Ensure that the procedure includes the following:

· Methods of cleaning.

· All safety precautions required during cleaning operations.

· List of qualified personnel who will operate machinery or handle chemicals.

· Locations in the chill water piping where cleaning will take place, and any additional fittings necessary.

· Sequence of each location that ensures all piping sections will be cleaned and all foreign debris removed.

3.5.2 Plan submittal. Submit the written plan to the COR for approval at least 48 hours prior to commencing cleaning operations.

3.6 Flushing operations. Upon approval of the plan, the Contractor shall proceed with the flushing of the piping system, as follows:

3.6.1 Clean all system strainers and valves.

3.6.2 Flush all chill/hot water piping with a system manufacturer recommended flushing fluid until all visible dirt, grit, flux and other contaminants are removed from the system. Ensure that flushing fluid is directed to move scale and foreign debris away from installed machinery to prevent possible damage upon operational testing. Submit a CFR documenting date and time of flushing process, and verification of piping and FCU cleanliness.

3.6.3 Dispose of flushing fluid in accordance with all applicable Federal, state, and local regulations.

WARNING!

Do not drain ANY Fluids (including fresh water) into any space, bilge, or exterior location.

3.7 System refilling. Upon completion of all cleaning and flushing operations, the Contractor shall refill the system in accordance with above-referenced Coast Guard drawings (see Section 2). The Contractor shall ensure that the renewed system water quality is equivalent to the cutter’s potable water system. The Contractor shall measure the system pH value. Submit a CFR documenting that the pH value is not conducive to corrosion.

3.8 Flushing media requirements. The Contractor shall ensure that the cleaning and flushing media does not cause any damage to the Chill Water and Heat System.

3.9 Operational test, post repairs. After completion of work, the Contractor shall 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.

NOTE

Coast Guard personnel will operate all shipboard machinery and equipment.

4. NOTES

This section is not applicable to this work item.

53310_0617_FLT

REC_53310_FLT_210’ WMEC ‘B’ Class (ALL) (1111) WORK ITEM 2: Potable Water Pneumatic Tank(s), Clean and Inspect

1. SCOPE

1.1 Intent. This work item describes the requirements for the Contractor to clean and inspect the following potable water pneumatic tank(s):

table 1 – tanks

SERVICE
LOCATION
CAPACITY

(gallons)

PRESSURE

(psig)

Hydro-Pneumatic
3-108-0-E
120
70

1.2 Government-furnished property.

None.

2. REFERENCES

Coast Guard Drawings Coast Guard Drawing 627 WMEC 533-001, Rev K, Diagram Hot and Cold Potable Water System Coast Guard Publications Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), 2018, General Requirements Surface Forces Logistics Center Standard Specification 6310 (SFLC Std Spec 6310), 2018, Requirements for Preservation of Ship Structures Surface Forces Logistics Center Standard Specification 0740 (SFLC Std Spec 0740), 2018, Welding and Allied Processes Other References ASTM International (ASTM) D1330, 2015, Standard Specification for Rubber Sheet Gaskets American National Standards Institute/American Water Works Association (ANSI/AWWA) C652, 2011, Disinfection of Water-Storage Facilities

3. REQUIREMENTS

3.1 General.

3.1.1 CIR.

None.

3.1.2 Tech rep.

Not applicable.

3.1.3 Protective measures. The Contractor shall furnish and install all protective coverings to seal off and protect all non-affected vessel's components, equipment, and spaces near the work area against contamination during the performance of work. Upon completion of work, the Contractor shall remove all installed protective measures, inspect for the presence of contamination, and return all contaminated equipment, components, and spaces to original condition of cleanliness.

3.1.4 Interferences. The Contractor shall handle all interferences in accordance with SFLC Std Spec 0000, paragraph 3.3.5 (Interferences). Known interferences include, but are not limited to the following:

· Piping.

3.2 Preparation. The Contractor shall depressurize and drain the designated tank(s) (see paragraph 1.1 (Intent)) before performing any work on them. Dispose of all fluids in accordance with all applicable Federal, state, and local environmental regulations. Do not drain any fluids (including fresh water) into any space, bilge or exterior location.

3.3 Tanks. The Contractor shall, using Coast Guard Drawing 627 WMEC 533-001 for guidance, accomplish the following for all designated tank(s) (see paragraph 1.1 (Intent)):

3.3.1 Visual inspection. Clean and visually inspect the internal and external surfaces of each tank for signs of corrosion, pitting, and other damage. If required by the pneumatic tank’s construction, the Contractor shall provide and use a borescope during the visual inspection. Submit a CFR.

3.3.2 Surface preservation. If a Change Request has been authorized and released, the Contractor shall prepare and coat each tank’s interior surfaces using the system specified for “Tanks and Voids (Potable Water Tanks)” in SFLC Std Spec 6310, Appendix B (Cutter and Boat Interior Painting Systems). If preservation is for less than 100 percent of tank interior surfaces, power tool clean all affected surfaces to “bare metal” in lieu of using abrasive blasting, and feather edges of existing intact coating to the prepared areas in order to provide a smooth transition with the new paint.

3.3.3 Hydrostatic test. After any authorized repairs, the Contractor shall hydrostatically test the designated tank(s) in accordance with SFLC Std Spec 0740, Appendix C, “Hydrostatic Test”. Ensure zero leakage from or permanent deformation of pressure-containing parts by repairing all leaks, deformations, and discrepancies. Submit a CFR. The potable water system (other than pressure tank) and compressed air system shall be excluded from hydrostatic pressure test.

3.3.4 Reinstallation. After all authorized repairs, The Contractor shall reinstall the tank(s) to the original configuration with new rubber gaskets conforming to ASTM D1330. Renew all fasteners with stainless steel.

3.4 Written certification. The Contractor shall, after completion of testing (and after any authorized repairs), submit written documentation listing each tank tested, the date of test, and testing facility to the COR.

3.5 Data Plates. The Contractor shall affix to each tank an anodized aluminum test data plate using epoxy resin cement. Engrave the data plate with ¼-inch high letters stating the following:

· Tank name/number (as applicable).

· Hydrostatic test pressure.

· Date of inspection and test.

· Testing facility.

3.6 Tank disinfecting. After all other work involving the potable water system and tank closing have been completed, the Contractor shall disinfect and treat the affected potable water tank(s), as necessary to meet or exceed the requirements of AWWA C652. After tank disinfecting, remove and dispose of all treated water in accordance with all Federal, state and local regulations. Ensure that no one enters the tanks once disinfection is completed.

3.7 Operational test, post repairs. After completion of work, the Contractor shall thoroughly test, in the presence of the Coast Guard Inspector and demonstrate the designated potable water tank(s) and associated piping to be in satisfactory operating condition. Submit a CFR.

4. NOTES

This section is not applicable to this work item.

53312_0617_FLT

REC_53312_FLT_210’ WMEC ‘B’ Class (ALL) (1215) WORK ITEM 3: Hot Water Accumulator Tanks, Clean and Inspect

1. SCOPE

1.1 Intent. This work item describes the requirements for the Contractor to clean and inspect the following hot water tank in Table 1:

Table 1

SERVICE
LOCATION
CAPACITY

(gallons)

PRESSURE

(psig)

Hot Water Storage
3-108-0-E
200
70

None

2. REFERENCES

Coast Guard Drawings Coast Guard Drawing 627 WMEC 533-001, Rev K, Diagram Hot And Cold Potable Water System Coast Guard Publications Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), 2018, General Requirements Surface Forces Logistics Center Standard Specification 6310 (SFLC Std Spec 6310), 2018, Requirements for Preservation of Ship Structures Surface Forces Logistics Center Standard Specification 0740 (SFLC Std Spec 0740), 2018, Welding and Allied Processes Other References ASTM International (ASTM) D1330, 2015, Standard Specification for Rubber Sheet Gaskets American National Standards Institute/American Water Works Association (ANSI/AWWA) C652, 2011, Disinfection of Water-Storage Facilities

3. REQUIREMENTS

3.1 General.

3.1.1 CIR.

None.

3.1.2 Tech Rep.

Not applicable.

3.1.3 Protective measures. The Contractor shall furnish and install all protective coverings to seal off and protect all non-affected vessel's components, equipment, and spaces near the work area against contamination during the performance of work. Upon completion of work, the Contractor shall remove all installed protective measures, inspect for the presence of contamination, and return all contaminated equipment, components, and spaces to original condition of cleanliness.

3.1.4 Interferences. The Contractor shall handle all interferences in accordance with SFLC Std Spec 0000, paragraph 3.3.5 (Interferences). Known interferences include, but are not limited to:

· Piping

3.1.5 Plug log. The Contractor shall keep a written record of all plugs put in any tanks vents. A separate list shall be kept for each tank being entered.

3.1.5.1 Ensure that all plugs are removed from each tank upon completion of work in the tank.

3.1.5.2 The plug log shall be available to the Coast Guard inspector when the inspector is performing his close-out inspection on each tank.

3.2 Preparation. The Contractor shall depressurize and drain the designated tank(s) (see paragraph 1.1 (Intent)) before performing any work on them. Dispose of all fluids in accordance with federal, state, and local environmental regulations.

3.3 Hot water tank(s) inspection. The Contractor shall accomplish the following for the designated tank(s) (see paragraph 1.1 (Intent)) and associated heaters, using Coast Guard Drawing 627 WMEC 533-001 for guidance:

3.3.1 Visual inspection. Clean and visually inspect the internal and external surfaces of each tank for signs of corrosion, pitting, and other damage. Submit a CFR.

3.3.2 Tanks with steam heater tubes. Remove the hot water accumulator tank heaters from the vessel to a suitable repair facility.

3.3.2.1 Clean and visually inspect all heater surfaces.

3.3.2.2 Hydrostatically test steam heater tubes to 135 percent of the system design pressure in accordance with manufacturer’s instructions and SFLC Std Spec 0740, Appendix C, “Hydrostatic Test”. Hold test for 15 minutes using clean, fresh water and inspect for leaks. Ensure zero leakage from or permanent deformation of pressure-containing parts by repairing all leaks, deformations, and discrepancies. Submit a CFR. Do not exceed manufacturer’s recommended test pressure.

3.3.2 Tanks with electrical heating elements. Clean and visually inspect the hot water accumulator tank heaters. Test the electrical resistance and heat conductivity of the heaters. Submit a CFR.

3.3.3 Tank preservation. If a Change Request has been authorized and released, prepare and coat each tank’s interior surfaces using the system specified for “Tanks and Voids (Potable Water Tanks)” in SFLC Std Spec 6310, Appendix B (Cutter and Boat Interior Painting Systems).

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