CGC_SPENCER_DD_WORK_SPECIFICATION.doc

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CGC SPENCER DD Federal contract opportunity
Solicitation number
70Z080-20-Q-P4501700
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Department of Homeland Security US Coast Guard

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ATTACHMENT 2, WORK SPECIFICATION

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USCGC SPENCER (WMEC 905)

SPECIFICATION FOR DRYDOCK REPAIRS

FY2020

Developed By: Stephanie L Eldredge (Rev-0, 28 June 2019)

TABLE OF CONTENTS

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

1General Requirements

11WORK ITEM 1: Hull Plating (U/W Body), Ultrasonic Testing

14WORK ITEM 2: U/W Body, Preserve (100%)

18WORK ITEM 3: Hull Plating Freeboard, Preserve “100%”

22WORK ITEM 4: Appendages (U/W), Leak Test

25WORK ITEM 5: Propulsion Shaft Fairwaters and Rope Guards, Inspect

28WORK ITEM 6: Appendages (U/W) - Internal, Preserve

30WORK ITEM 7: Voids (Non-Accessible), Leak Test

33WORK ITEM 8: Voids (Non-Accessible), Internal Surfaces, Preserve

35WORK ITEM 9: Main Mast, Preserve, 100%

39WORK ITEM 10: Propulsion Shafting, Strain Gage Alignment, Inspect

43WORK ITEM 11: Propulsion Propeller Shaft Coating, Inspect and Test

46WORK ITEM 12: Propulsion Shaft Seal (Mechanical And Inflatable) Assemblies, Inspect And Repair Or Renew

50WORK ITEM 13: Controllable Pitch Propeller (CPP) System, Inspect and Service

57WORK ITEM 14: Controllable Pitch Propeller Hubs, Remove, Inspect and Reinstall

61WORK ITEM 15: Sea Valves and Waster Pieces, Overhaul or Renew

67WORK ITEM 16: Sea Strainers - Duplex (All Sizes), Overhaul

70WORK ITEM 17: Sea Strainers - Simplex (All Sizes), Clean and Inspect

73WORK ITEM 18: Rudder Assemblies, Inspect and Repair

76WORK ITEM 19: Fin Stabilizers (Bearings, Packing, Stock/Blade), Repair Or Renew

83WORK ITEM 20: Superstructure, Preserve “100%”

87WORK ITEM 21: Cathodic Protection / Zinc Anodes, Renew

90WORK ITEM 22: Drydock

94WORK ITEM 23: Temporary Services, Provide - Cutter

97WORK ITEM 24: Bathythermograph Launching Tube, Remove

99WORK ITEM 25: Deep Water Sounder, Remove

107WORK ITEM 26: Doppler Speed Log, Replace

113WORK ITEM 27: Bilges, Preserve

118WORK ITEM 28: Tanks (Potable Water), Preserve “Partial”

122WORK ITEM 29: Drain Piping, Renew

125WORK ITEM 30: Fire Hose Stations, Modify

127WORK ITEM 31: Propulsion Shaft Coating, Renew

130WORK ITEM 32: Sea Trial Performance, Support, Provide

134WORK ITEM 33: Controllable Pitch Propellers, Clean and Inspect

137WORK ITEM 34: Fathometer Transducer, 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 Drawing 901 WMEC 185-024, Rev -, XBT Launcher Removal Coast Guard Drawing 901 WMEC 424-005, Rev -, ODOM DF3200 Fathometer System Removal Coast Guard Drawing 901 WMEC 521-012, Rev -, Fire Station Hose Saddle Mods Coast Guard Drawing 901 WMEC 562-005, Rev J, Rudder Stock and Steering Gear A&D Coast Guard Drawing 901 WMEC 565-005, Rev -, Fin Stabilizer Hydraulic System Diagram Coast Guard Drawing 901 WMEC 565-031, Rev C, Fin Shaft Assembly, w/ Sleeve Fitted NSN 3040-01-104-5121 Coast Guard Drawing 901 WMEC 612-004, Rev A, NAVSEA Certified Flight Deck Net Installation Coast Guard Drawing 905 WMEC 111-001, Rev E, Shell Expansion Fwd 101 Coast Guard Drawing 905 WMEC 111-002, Rev F, Shell Exp Aft 182 Coast Guard Drawing 905 WMEC 111-003, Rev F, Shell Exp Fr 101-182 Coast Guard Drawing 905 WMEC 114-001, Rev D, Skeg Coast Guard Drawing 905 WMEC 114-002, Rev C, Bilge Keels Coast Guard Drawing 905 WMEC 114-003, Rev B, Shaft Fairwaters & Rope Guards Coast Guard Drawing 905 WMEC 114-004, Rev A, Spray Rail Arrgt & Dets Coast Guard Drawing 905 WMEC 171-001, Rev F, Main Mast Coast Guard Drawing 905 WMEC 184-010, Rev E, XDCR FDNS & Shell Mods Coast Guard Drawing 905 WMEC 184-014, Rev A, Struct Mods Incidental to DS60 Doppler Install & ODOM DWDS Rip-out Coast Guard Drawing 905 WMEC 201-001, Rev H, Engine Room Arrangement Coast Guard Drawing 905 WMEC 243-001, Rev B, Shafting Arrangement Coast Guard Drawing 905 WMEC 243-002, Rev F, Stern Tubes Strut Brg and Seal – A&D Coast Guard Drawing 905 WMEC 243-003, Rev-, Shaft Removal Arrangement Coast Guard Drawing 905 WMEC 243-006, Rev B, General Arrangement 12.125” Dia. Shaft Type MA Water Lub., Inboard Stern Tube Seal Coast Guard Drawing 905 WMEC 243-010, Rev A, General Arrangement of 10.500” Dia Bulkhead Stuffing Box Coast Guard Drawing 905 WMEC 243-012, Rev A, Controllable Pitch Propeller Shaft Details Coast Guard Drawing 905 WMEC 245-001, Rev H, CPCH Prop Hyd Sys Diagram Coast Guard Drawing 905 WMEC 245-003, Rev C, Controllable Pitch Propeller Propeller Hub Assy Coast Guard Drawing 905 WMEC 245-004, Rev A, Controllable Pitch Propeller Blade & Palm Coast Guard Drawing 905 WMEC 245-007, Rev C, Controllable Pitch Propeller Special Tools Coast Guard Drawing 905 WMEC 245-008, Rev B, Controllable Pitch Propeller Actuating Unit 300.3 GN Coast Guard Drawing 905 WMEC 245-009, Rev C, CPCH Prop Hyd Sys Power Plant A & D Coast Guard Drawing 905 WMEC 256-001, Rev W, Main & Auxiliary Salt Water Cooling System Diagram Coast Guard Drawing 905 WMEC 256-002, Rev J, Eng Rm Sw Cooling Sys A & D Coast Guard Drawing 905 WMEC 256-004, Rev E, AMS SW Cooling Sys A&D Coast Guard Drawing 905 WMEC 259-002, Rev C, Diesel Exhaust System Arr & Det Coast Guard Drawing 905 WMEC 320-012, Rev F, 60 HZ Pwr Sply to ELEX Equip Coast Guard Drawing 905 WMEC 320-013, Rev AL, Electronic Power Distribution Coast Guard Drawing 905 WMEC 320-014, Rev AF, Electrical One-line Diagram Coast Guard Drawing 905 WMEC 321-006, Rev B, Wireways - 02 LVL & Above Coast Guard Drawing 905 WMEC 321-108, Rev-, Cable Routing Coast Guard Drawing 905 WMEC 400-009, Rev U, Command and Surveillance Wiring Data (COED) VOL. 5 Navigation Equipment Wiring Data Coast Guard Drawing 905 WMEC 401-001, Rev AL, Arrangement Pilothouse & Bridge Wings Coast Guard Drawing 905 WMEC 401-002, Rev BC, Arrangement Sensor Room & Command Support Center Coast Guard Drawing 905 WMEC 401-003, Rev L, ARR - ELEX EQPT Space & Store Room Coast Guard Drawing 905 WMEC 401-005, Rev AC, Arrangement Communication Center Coast Guard Drawing 905 WMEC 424-001, Rev K, Electronic Navigation Sys Acst Block & ISO Wrg Diag Coast Guard Drawing 905 WMEC 424-002, Rev-, Electronic Navigation Sys Acst Wiring Data Coast Guard Drawing 905 WMEC 424-003, Rev-, Doppler Speed Log System Replacement Ripout, Installation, Arrangement, Wiring, and Details Coast Guard Drawing 905 WMEC 426-002, Rev H, Doppler Speed Log Block & Isometric Wiring Diagram Coast Guard Drawing 905 WMEC 501-002, Rev C, Aux Mchry Sp No 2 Arrangement Coast Guard Drawing 905 WMEC 501-004, Rev F, JP-5 Pump Room Arrangement Coast Guard Drawing 905 WMEC 512-005, Rev E, Vent, Mn Dk Fwd 47 A&D Coast Guard Drawing 905 WMEC 516-002, Rev B, Air Conditioning Cooling Coil Drains A&D Coast Guard Drawing 905 WMEC 533-005, Rev B, H&C Potable Water System Mn Dk – A&D Coast Guard Drawing 905 WMEC 533-006, Rev A, H&C Potable Water System, 01 Lvl & Abv A&D Coast Guard Drawing 905 WMEC 533-007, Rev A, H&C Potable Water Blw Mn Dk - OMS Coast Guard Drawing 905 WMEC 562-001, Rev G, Rudder Coast Guard Drawing 905 WMEC 565-007, Rev H, Fin Stabilizer Mchry Installation A&D Coast Guard Drawing 905 WMEC 588-002, Rev H, Flight Deck & Hangar Markings Arr & Dets Coast Guard Drawing 905 WMEC 633-001, Rev B, Cathodic Protection A&D Coast Guard Drawing 905 WMEC 635-001, Rev F, Hull Thermal & Acoustic Insulation A/D Coast Guard Drawing 905 WMEC 672-005, Rev E, Storeroom Arrangement and Details – Hold Frame 169-186 Coast Guard Drawing 905 WMEC 672-006, Rev C, Reefer Stores Hold Fr 174-186 Coast Guard Drawing 905 WMEC 801-007, Rev E, General Arrangement Hold Coast Guard Drawing 905 WMEC 801-009, Rev J, Outboard Profile Coast Guard Drawing 905 WMEC 801-012, Rev C, Curves of Form Coast Guard Drawing 905 WMEC 801-022, Rev J, Docking Plan Coast Guard Drawing 905 WMEC 801-025, Rev A, Booklet Of General Plans Coast Guard Drawing FL 184-003, Rev A, DS-60 Doppler Shell Ring Fabrication, Dia 14” Coast Guard Drawing FL 6713-203, Rev -, CRP-V850 Transducer (SS505) Adapter Assembly Coast Guard Fleet Drawing FL 2804-12, Rev -, U.S.C.G. Emblem Coast Guard Fleet Drawing FL 2804-22, Rev-, Consolidated Visual ID for Cutters Naval Sea Systems Command (NAVSEA) 0944-LP-005-0010, Propeller Controller Ptch Plant NAVSEA Drawing 803-5184097, Rev B, Safety Nets, Deck Edge GRP or Al Frame, Nylon Net NAVSEA Drawing 803-921865, Rev R, Cathodic Protection Hull Zinc Anodes NAVSEA Drawing 804-5773931, Rev A, Acoustic & Thermal Insulation for Compartments Installation Details

COAST GUARD PUBLICATIONS

Coast Guard Commandant Instruction (COMDTINST) M10360.3, Jun 2006, Coatings and Colors Manual Coast Guard Technical Publication (TP) 2817, Mar 2016, Technical Manual for the Controllable-Pitch Propeller Coast Guard Technical Publication (TP) 2835, Sep 2011, Manufacturer’s Instruction Book - SWBS Group(s) 561-562, 270’ WMEC “B” Class Cutters Coast Guard Technical Publication (TP) 2837, Jul 2016, Manufacturer’s Instruction Book, SWBS Group(s) 565, 270’ WMEC “B” Class Cutters, SWBS 565, Section C, Fin Machinery and Hydraulics Subsystems Coast Guard Technical Publication (TP) 5454, Nov 2013, Technical Manual for Type MA Mechanical Stern Tube Seal Coast Guard Technical Publication (TP) 5490, April 2018, Fin Stabilizer System Coast Guard Technical Publication E-424-027, 2012, SOUNDER, DEEP WATER - MODEL DF3200 Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), 2014, General Requirements Surface Forces Logistics Center Standard Specification 0740 (SFLC Std Spec 0740), 2014, Welding and Allied Processes Surface Forces Logistics Center Standard Specification 0850 (SFLC Std Spec 0850), 2014, General Requirements for Drawing Preparation Surface Forces Logistics Center Standard Specification 3041 (SFLC Std Spec 3041), 2014, Shipboard Electrical Cable Test Surface Forces Logistics Center Standard Specification 3042 (SFLC Std Spec 3042), 2014, Shipboard Electrical Cable Removal, Relocation, Splice, Repair, and Installation Surface Forces Logistics Center Standard Specification 5000 (SFLC Std Spec 5000), 2014, Auxiliary Machine Systems Surface Forces Logistics Center Standard Specification 6310 (SFLC Std Spec 6310), 2014, Requirements for Preservation of Ship Structures Surface Forces Logistics Center Standard Specification 8634 (SFLC Std Spec 8634), 2014, Drydocking Surface Forces Logistics Center Standard Specification 8635 (SFLC Std Spec 8635), 2014, Temporary Services Surface Forces Logistics Center Standard Specification 8636 (SFLC Std Spec 8636), 2014, Temporary Hull Accesses

OTHER REFERENCES

American National Standards Institute/American Water Works Association (ANSI/AWWA) C652, 2011, Disinfection of Water-Storage Facilities American National Standards Institute/NSF International (ANSI/NSF) 61, 2018, Drinking Water System Components – Health Effects American Society of Mechanical Engineers (ASME) B16.34, 2017, Valves-Flanged, Threaded, and Welding End ASTM International (ASTM) D1330, 2004 (R2015), Standard Specification for Rubber Sheet Gaskets ASTM International (ASTM) D4174, 2017, Standard Practice for Cleaning, Flushing, and Purification of Petroleum Fluid Hydraulic Systems ASTM International (ASTM) D5363, 2016, Standard Specification for Anaerobic Single-Component Adhesives (An) ASTM International (ASTM) F992, 2017, Standard Specification for Valve Label Plates Commercial Item Description (CID) A-A-59313, Nov 2003, Thread Compound; Anti-seize, Zinc Dust-Petrolatum Commercial Item Description (CID) A-A-59316, Nov 2016, Abrasive Materials for Blasting Federal Specification (Fed Spec) HH-P-151, Mar 1991, Packing; Rubber-Sheet, Cloth-Insert Federal Standard (FED-STD) 595, 2008, Colors Used in Government Procurement International Standard Organization (ISO) 4406, 2017, Hydraulic Fluid Power – Fluids – Method for Coding the Level of Contamination by Solid Particles – Third Edition 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-80, 2013 Edition, Bronze Gate, Globe, Angle and Check Valves MIL-DTL-18001L, Dec 2015, Anodes, Sacrificial Zinc Alloy (Commercially Accepted - ASTM B418) MIL-PRF-16173E, Oct 2017, Corrosion Prevention Compound, Solvent Cutback, Cold-Application MIL-PRF-17672E, Oct 2015, Hydraulic Fluid, Petroleum, Inhibited MIL-S-45180, 1998, Sealing Compound, Gasket, Hydrocarbon Fluid and Water Resistant MIL-STD-2199A(SH), July 2010, Covering for Waterborne Main Propulsion Shafting on U.S. Naval Surface Ships and Submarines Raytheon V850 Color Echosounder, 2nd Edition, Mar 1993, Operation Manual Society of Automotive Engineers (SAE) Aerospace Material Specification (AMS) G-6032, 2012 Grease, Plug Valve, Gasoline and Oil Resistant, NATO Code Number G-363, Metric The Society for Protective Coatings (SSPC) Surface Preparation Specification No.1 (SSPC-SP 1), 2015, Solvent Cleaning The Society for Protective Coatings (SSPC)/NACE International (NACE) Joint Surface Preparation Standard SSPC-SP 10/NACE No.2, 2007, Near-White Metal Blast Cleaning The Society for Protective Coatings (SSPC)/NACE International (NACE) Joint Surface Preparation Standard SSPC-SP WJ-2, 2012, Waterjet Cleaning of Metals – Very Thorough 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)

11
Y
**Propeller Shaft
NSN: 2010-01-135-7065
2 ea.
228,600.00
12
N
Overhaul kit
NSN: 5330-01-527-0959
2 ea.
12,894.00
12
N
**Stern tube split seal
NSN: 5330-01-359-5555
4 ea.
7,763.86
13
Y
**Propeller Blade-LH (Port)
NSN: 2010-01-119-3972
1 Set
40,000.00
13
Y
**Propeller Blade-RH (Stbd)
NSN: 2010-01-120-2871
1 Set
40,000.00
13
N
O-Ring
NSN: 5330-01-120-5229
8 ea.
97.00
13
N
O-Ring
NSN: 5330-01-118-8529
8 ea.
96.00
13
N
Blade Washer
NSN: 5310-01-335-4361
48 ea.
112.00
13
N
O.D. Box Inspection Kit
NSN: 3010-01470-3519
2 ea.
330.00
13
N
Filter
NSN: 4330-01-177-4069
12 ea.
92.00
13
N
Filter housing seal kit
PN: 1300014
2 ea.
87.00
13
Y
**Oil Feed Bushing
NSN: 3120-12-329-5287
2 ea.
4,811.00
13
N
**Ball Bearing
NSN: 3110-00-156-6745
2 pr.
46.00
13
N
**Bearing Bushing
NSN: 2010-01-469-8639
2 ea.
450.00
13
N
**Bearing Bushing
NSN: 3120-12-198-7607
8 ea.
559.00
13
N
**Spool valve assembly
NSN: 4820-01-513-2509
2 ea.
100.00
14
N
Hub installation kit
NSN: 2010-01-470-3258
2 ea.
215.00
14
Y
**Left hand hub assembly
NSN: 2010-01-119-5469
1 ea.
304,313.00
14
Y
**Right hand hub assembly
NSN: 2010-01-118-8538
1 ea.
304,313.00
14
N
***CPP Tool Kit
N/A
1 set
20,000.00
14
N
*"Special tools" (see 4.2 (Government-loaned installation tools))
N/A
1 set
1,000.00
18
Y
**Rudder Assembly
NSN: 2040-01-486-0550
2 ea.
182,000.00
18
N
**Upper Bearing
NSN: 3110-01-121-8032
2 ea.
3,910.00
19
N
Seal
PN: 1856959-3 (Sperry Marine) = 17855H1L5 NSN: 5330-01-625-6617
4 ea.
152.00
19
N
O-Rings
PN: MS9021-381 NSN: 5331-00-763-2637
4 ea.
3.00
19
N
Packing
NSN: 5330-00-902-5505
2 Roll
177.00
19
N
Packing
NSN: 5330-00-527-7496
16 FT
5.00
19
N
Thordon Bearing Set Assembly
PN: TG-13886 OPTION 3 NSN: 3110-01-599-8155
2 ea.
6,200.00
19
N
Inflatable Seal
NSN: 5330-01-103-6518
2 ea.
689.00
19
Y
**Roller Bearing
NSN: 3110-00-155-9065
2 ea.
1,800.00
19
N
Preformed packing
NSN: 5331-01-306-4879
2 ea.
15.00
19
N
O-ring
PN: MS9021-359 NSN: 5331-00-435-0431
2 ea,
90.00
19
N
O-ring
PN: MS9021-377 NSN: 5331-01-129-0629
2 ea.
156.00
19
N
Seal, Plain
PN: 1856959-2 (Sperry Marine) = 17444H1L5 NSN: 5331-01-625-4197
4 ea.
60.00
19
N
**Seal Retainer
NSN: 5330-01-382-7103
2 ea.
228.00
19
N
Lantern Rings
NSN: 4320-01-377-2106
2 ea.
1,167.00
19
N
**Seal Housing
NSN: 5330-01-382-9160
2 ea.
1,622.00
19
N
**Tiller pin
NSN: 5315-01-419-1523
4 ea.
1,000.00
19
N
**Hydraulic Cylinder
NSN: 3040-01-103-6565
4 ea.
4,426.57
19
Y
**Fin Stock with sleeves
NSN: 3040-01-104-5121
2 ea.
16,109.00
19
Y
*Fin Removal Tools
NSN: 5180-01-F10-1826
1 set
15,000.00
26
N
Display Unit, DS60
PN: DS600
1 ea.
1,200.00
26
N
Distribution Unit, DS60
PN: DS610
1 ea.
1,200.00
26
N
Transceiver Unit, DS60
PN: DS620
1.ea.
800.00
26
N
Transducer w/30M Cable
PN: DS630-30
1 ea.
200.00
26
N
Gate Valve, DS60
PN: DS661
1 ea.
300.00
26
N
Hull ring
N/A
1 ea.
350.00
34
N
*** Fathometer transducer, shallow water, 50-200 kHz (Airmar Technology SS505) (without adapter plate)
NSN: 5845-01-470-2500
1 ea.
346.83

*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

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
1
Hull Plating (U/W Body), Ultrasonic Testing
2
U/W Body, Preserve (100%)
4
Appendages (U/W), Leak Test
7
Voids (Non-Accessible), Leak Test
11
Propulsion Propeller Shaft Coating, Inspect and Test
12
Propulsion Shaft Seal (Mechanical And Inflatable) Assemblies, Inspect And Repair Or Renew
13
Controllable Pitch Propeller (CPP) System, Inspect and Service
16
Sea Strainers - Duplex (All Sizes), Overhaul
17
Sea Strainers - Simplex (All Sizes), Clean and Inspect
18
Rudder Assemblies, Inspect and Repair
19
Fin Stabilizers (Bearings, Packing, Stock/Blade), Repair Or Renew
27
Bilges, Preserve
33
Controllable Pitch Propellers, Clean and Inspect

Principal Characteristics 270' WMEC (B-Class)

Physical

Length overall
270' 0"
Length between perpendiculars
255' 0"
Beam molded
38' 0"
Depth molded, main deck amidships, 01 level amidships
23' 7"

31' 4"

Full load displacement
1,886 long tons
Draft, full load to baseline amidships
14' 2"

Highest projection above baseline *height approximated ≈ 110' 0"

Shore tie voltage requirements
2 cables, 400A / 450V, 3 phase
Frame spacing
1' 0"

Machinery

Main propulsion
2 ALCO Model 18-251-F Diesel Engines, 3,650 BHP each
Ship’s service generators
2 Caterpillar Model D-398-TA Diesel-driven KATO 6P6-1350 Generators. 475 KW each @ 0.8 power factor, 450VAC, 3 phase, 60 cycle
Emergency generators
Caterpillar Model D-348-TA Diesel-driven KATO 4P4-1900. 475KW @ 0.8 power factor, 450VAC, 3 phase, 60 cycle
Number of propellers
2
Propeller diameter
9' 0"
Number of blades, each
4
Pitch
Controllable
Shaft RPM
260
Shaft diameter
10.55" at exit of hull
Anchor & chain
Two 4,000 lb Navy Stockless Anchors,

8 shots of chain each

Tank CAPACITIES

Diesel fuel total (95%)
79,950 gal.
JP-5 total (95%)
19,626 gal.
Potable water total (100%)
8,553 gal.
Hydraulic & lube oil total (95%)
2,561 gal.

00000_0618_FLT

REC_00000_FLT_Commercial Project @ Contractor’ Facility (1212) General Requirements

1. SCOPE

1.1 Intent. This standard specification invokes general requirements for conducting vessel repairs performed at a commercial contractor’s 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), 2014, General Requirements Surface Forces Logistics Center Standard Specification 0740 (SFLC Std Spec 0740), 2014, Welding and Allied Processes Surface Forces Logistics Center Standard Specification 6310 (SFLC Std Spec 6310), 2014, 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.

3.4.1 HY-130 material substitution. The Contractor shall be aware that HY-130 steel plating is no longer commercially available. For the purpose of performing flight deck repairs on US Coast Guard WMEC-270 “B-Class” cutters, Weldox 900 steel plating has been approved as a replacement for HY-130. Due to the similarity in material properties and weldability of HY-130 and Weldox 900, all welding procedures and welder qualifications for welding Weldox 900 shall be the same as those outlined in NAVSEA TP 1688 as applicable for welding HY-130.

3.4.2 Standard spec modification. For any welding involving HY-130 on the flight deck of WMEC-270 “B-Class” cutters, perform all welding and allied processes, and non-destructive testing/inspection (NDT/NDI) in accordance with NAVSEA TP 1688. The Contractor shall be aware that the welding requirements specified in this document take precedence over paragraph 3.3.6 of SFLC Standard Spec 0000 for the purpose of welding involving HY-130.

3.4.3 Approval to weld HY-130. To obtain Coast Guard approval to weld on HY-130 steel for WMEC-270 “B-Class” cutters, the Contractor shall provide written Performance Qualification Records (PQR’s) for each process to be used. The PQR’s shall be approved by one of the regulatory agencies affirming that the WPS meets the welding requirements of NAVSEA TP 1688. In addition, the Contractor shall ensure that all subcontractors, prior to performing welding operations, have qualified procedures by meeting all the requirements set forth in this document.

NOTE

NAVSEA approval is NOT required for welding procedures submitted but the procedures must be reviewed and shown to satisfy the requirements set forth in NAVSEA TP 1688, by a welding regulatory agency. The requirements for welding Weldox 900 shall be considered the same as those for welding HY-130.

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 Contractor operated (non USCG) facilities. The Contractor shall provide and maintain environmental protection as defined in SFLC Std Spec 0000 Appendix A, Requirements for Environmental Protection at Contractor Operated (Non USCG) Facilities, as applicable, 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.

3.5.2 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 A, Requirements For Environmental Protection At Contractor Operated (Non USCG) Facilities for HW disposal.

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 2014 Edition Standard Specifications and supersede published content:

3.7.1 Change to SFLC Std Spec 0000, paragraph 1.3. ‘Acronyms and term definitions’, page 5, “PCL (Paint Containing Lead)” definition replaced by, “Any paint or coating containing lead in excess of 0.009 percent by weight (1.0 mg/cm2 or 90 ppm). Lead Based Paint (LBP) is an interchangeable term with PCL.”

3.7.1.1 Change Std Spec 0000 paragraph 3.2.4.2.3(QP 1 inspector or tech rep duties) bullet, “Determine when applied coats have sufficiently cured for overcoating or for system service resumption (see paragraph 3.1.19 of SFLC Std Spec 6310 (Critical drying time requirements)).” to “Determine when applied coats have sufficiently cured for overcoating or for system service resumption (see paragraph 3.1.17 of SFLC Std Spec 6310 (Critical drying time requirements)).”

3.7.2 Change to Std Spec 5000, paragraph D2.2.1.1 bullet, "For running rigging, furnish class 6x37, uncoated, independent wire rope core (IWRC), right regular lay (RRL) wire rope or Dyform-18, rotation resistant wire rope," to "For running rigging, furnish class 6x36, uncoated, independent wire rope core (IWRC), right regular lay (RRL) wire rope or Dyform-18, rotation resistant wire rope."

3.7.2.1 Change to Std Spec 5000, page D-2, Table D-1 title from "DYFORM-18, 6X19 AND 6X37 IWRC RRL," to " DYFORM-18, 6X19 AND 6X36 IWRC RRL"

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

11010_UT_0617_FLT

REC_11010_UT_FLT_270’ WMEC ’B’ Class (MOHAWK) (1216) WORK ITEM 1: Hull Plating (U/W Body), Ultrasonic Testing

1. SCOPE

1.1 Intent. This work item describes the requirements for the Contractor to conduct ultrasonic testing (UT) of U/W hull plating.

1.2 Government-furnished property.

None.

2. REFERENCES

Coast Guard Drawings Coast Guard Drawing 905 WMEC 111-001, Rev E, Shell Expansion Fwd 101 Coast Guard Drawing 905 WMEC 111-002, Rev F, Shell Exp Aft 182 Coast Guard Drawing 905 WMEC 111-003, Rev F, Shell Exp Fr 101-182 Coast Guard Drawing 905 WMEC 801-022, Rev J, Docking Plan Coast Guard Publications Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), 2014, General Requirements Surface Forces Logistics Center Standard Specification 0740 (SFLC Std Spec 0740), 2014, Welding and Allied Processes Other References None.

3. REQUIREMENTS

3.1 General.

3.1.1 CIR. The Contractor shall submit a CIR for the inspections listed in the following paragraph:

· 3.2 (UT measurements).

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).

3.2 UT measurements. The Contractor shall perform up to a total of 1,000 UT measurements of U/W hull surfaces, in locations designated by the Coast Guard Inspector, using Coast Guard Drawings 905 WMEC 111-001, 905 WMEC 111-002, 905 WMEC 111-003, and 905 WMEC 801-022 for guidance, in accordance with SFLC Std Spec 0740, Appendix C. Mark up a copy of Coast Guard Drawings 905 WMEC 111-002 and 905 WMEC 111-003 to show all locations selected for measurement and record all measurements in Table I (UT Measurements Summary Sheet - Port/Stbd Shell) provided at the end of this item. Submit A CIR, to also include the marked up drawing and completed Table I.

4. NOTES

4.1 UT Table. Table 1 provided below is for the recording of all UT measurements.

Table 1 - UT MEASUREMENTS SUMMARY SHEET PORT/STBD SHELL

SHOT #
STRAKE #
FWD/MID/AFT
ORIG PL
MEASURED PL
PERCENT
PLATE #
TOP/MID/BOT
THICKNESS
THICKNESS
WASTAGE

63130_0617_FLT

REC_63130_100Percent_FLT_270' WMEC (“B” Class) (0718) WORK ITEM 2: U/W Body, Preserve (100%)

1. SCOPE

1.1 Intent. This work item describes the requirements for the Contractor to preserve U/W body surfaces.

NOTES

1. The purpose of the preservation tasks covered by this item is to completely remove all existing coatings and recoat the U/W body surfaces with a new coating system.

2. U/W body surfaces are as defined in 4.1 (Definitions) and exclude areas covered by docking blocks, unless the vessel is fleeted for the express purpose of preserving blocked areas.

1.2 Government-furnished property.

None.

2. REFERENCES

Coast Guard Drawings Coast Guard Drawing 905 WMEC 801-009, Rev J, Outboard Profile Coast Guard Publications Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), 2014, General Requirements Surface Forces Logistics Center Standard Specification 6310 (SFLC Std Spec 6310), 2014, Requirements for Preservation of Ship Structures Other References The Society for Protective Coatings (SSPC) Surface Preparation Specification No.1 (SSPC-SP 1), 2015, Solvent Cleaning

3. REQUIREMENTS

3.1 General.

3.1.1 CIR. The Contractor shall submit a CIR for the inspections listed in the following paragraph(s):

· 3.2.3 Post-surface preparation cleaning and inspection

3.1.2 Tech Rep. The Contractor shall refer to SFLC Std Spec 0000, paragraphs 3.2.4.2.1 (Painting contractor certification program requirement) and 3.2.4.2.2 (Coating Tech Rep), for applicable requirements.

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. Specific areas/equipment/components to be protected include, but are not limited to:

· All scuppers and overboard discharges

· Waterline area where U/W body coating system interfaces with freeboard coating system (unless freeboard surfaces are also being preserved)

· Fathometer transducer surfaces

· Sea valve openings

· Propeller shaft bearings and seals

· Rudder bearings

· Propellers

· Hydraulic systems (CPP, rudders, and fin stabilizers)

· Zinc anodes (unless anodes are being renewed)

· 76 mm gun

· Single Point Davit

· Dual Point Davit

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:

· Sea chest grating.

· Adjacent spaces and tanks

NOTE

The hull fairings are not to be removed simply as an interference for 100% near white blasting unless found to be failing.

3.1.5 Initial inspection. Prior to removing the existing coating system, the Contractor shall inspect and verify whether all draft marks have permanent markings (weld beads or impressions), showing their location on the hull. Submit a CFR.

3.1.5.1 Fairing inspection. Prior to preservation preparation, inspect hull fairing condition. Submit a CFR.

3.1.6 Water used in preparation and washing procedures. The Contractor shall ensure that water used in all surface preparation tasks, including pre-surface preparation wash and water jetting, is of sufficient purity and quality that it does not prevent the surface being cleaned from achieving the required degree of surface cleanliness or non-visible contamination criteria.

3.1.6.1 Ensure that surface preparation water does not contain sediments or other impurities that are destructive to the proper functioning of the cleaning equipment.

3.1.6.2 Ensure that all water used in any surface preparation or cleaning procedures is captured, contained, and all spent water disposed of in accordance with all Federal, state and local regulations.

3.1.7 Surface preparation optional methods. The Contractor has the option of using either high/ultrahigh pressure water jetting or abrasive blasting to achieve the required surface preparation, prior to application of the coating system specified in 3.2 (Preservation requirements). The Contractor may add abrasives to the water jet stream, for one or both of the following reasons:

· Achieving greater productivity.

· Achieving the required surface profile.

NOTES

1. Existing coating system on the U/W body surfaces may have a nominal thickness in excess of that which was originally installed, because of “patch-coats” applied during past drydock availabilities.

2. Water jetting without abrasive addition does not provide any additional anchor profile to the surface, beyond what was present after the previous surface preparation.

3.2 Preservation requirements. The Contractor shall accomplish the following tasks:

3.2.1 Pre-surface preparation wash. Accomplish low-pressure (less than 5,000 psi) fresh water wash of all affected surfaces, to remove soluble chlorides and other surface contaminants. Refer to SSPC-SP 1, for guidance.

3.2.2 Surface preparation and coating application. The Contractor shall accomplish the following tasks:

3.2.2.1 Prepare and coat the U/W hull surfaces with the system specified for “Underwater (U/W) Body and Boot-Top (U/W Body and Boot-Top, Steel Hulls (Up to 7 Years), in Salt Water”, in SFLC STD SPEC 6310, Appendix A (Cutter and Boat Exterior Painting Systems). Ensure that the anticorrosive (AC) is tacky prior to applying the first antifouling (AF) top-coat.

3.2.2.2 Ensure that the first AF coat is applied over the AC undercoating, while it is still tacky.

3.2.3 Post-surface preparation cleaning and inspection. After completion of surface preparation and prior to coating application, accomplish the following tasks and submit a CIR.

3.2.3.1 Perform a visual inspection of the prepared U/W body steel substrate.

3.2.3.2 Perform solvent cleaning of all prepared surfaces, in accordance with SSPC-SP 1. Capture, contain, and dispose of all wastes from solvent cleaning, in accordance with all Federal, state and local regulations.

NOTE

Lists of all authorized coating materials and suppliers are listed in SFLC Std Spec 6310, Appendix C (Cutter and Boat Authorized Coatings).

3.2.3.3 Ensure the alternating color coats shall be as follows: Red/Grey/Black/Red/Black. The first two coats are anti-corrosive and the final three coats are anti-foulant in accordance with SFLC Std Spec 6310. The first four coats are applied to both U/W body and boot-top. The final black AF coat is for boot-top only.

3.3 Draft mark painting. The Contractor shall paint all draft marks with two coats of a “Polysiloxane” or “Silicone Alkyd Enamel” coating, at 2.0-3.0 mils DFT, white (17925).

3.4 In-process quality control measures. The Contractor shall 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). Surfaces being preserved are considered “critical-coated surfaces”.

3.5 AF system protective measures – in the event of prolonged atmospheric exposure. If the vessel will not be refloated within the immersion time as recommended by the coating system manufacturer, the Contractor shall employ suitable measures - including but not limited to keeping the coating system wet and away from direct sun light, to avoid film damage that may reduce or impact the final performance of the AF coating system when placed into service.

4. NOTES

4.1 Definitions.

4.1.1 U/W Body. The underwater body is defined as the areas from the bottom of the keel to the upper edge of the boot-topping, as shown on Coast Guard Drawing 905 WMEC 801-009, including rudders, transducer hull rings, sea chests (including the sea chest inlet up to the final connection with the flange face at the sea chest isolation valve(s)), bilge keels, struts, skegs, gratings, rope guards, and all other appendages.

63140_0617_FLT

REC_63140_100Prcnt_FLT_270’ WMEC (ALL ) (1215) WORK ITEM 3: Hull Plating Freeboard, Preserve “100%”

1. SCOPE

1.1 Intent. This work item describes the requirements for the Contractor to preserve 100% of the freeboard surfaces. Refer to 4.1 Definition of freeboard surfaces.

1.2 Government-furnished property.

None.

2. REFERENCES

Coast Guard Drawings Coast Guard Drawing 901 WMEC 612-004, Rev A, NAVSEA Certified Flight Deck Net Installation Coast Guard Drawing 905 WMEC 588-002, Rev H, Flight Deck & Hangar Markings Arr & Dets Coast Guard Drawing 905 WMEC 801-009, Rev J, Outboard Profile Coast Guard Fleet Drawing FL 2804-12, Rev -, U.S.C.G.

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