CGC CLAMP - BARGE ATTACHMENT 2 - Statement of Work.pdf

USCGC CLAMP (WLIC 75306)

USCG 68B BARGE (68016)

SPECIFICATION FOR DRYDOCK REPAIRS

FY2021

Developed By: Kyle Wood

(Rev-0, 01 September 2020)

USCGC CLAMP (WLIC-75D) DRYDOCK AVAILABILITY FY2021

ii (Rev-0)

TABLE OF CONTENTS

Revisions Record ........................................................................................................................................... v Consolidated List of References ................................................................................................................... vi Consolidated List of Government-furnished Property ................................................................................. xi Consolidated List of Critical Inspection Items ........................................................................................... xii Principal Characteristics - Tender .............................................................................................................. xiv Principal Characteristics - Barge ................................................................................................................. xv General Requirements WORK ITEM 1: Hull Plating (U/W Body), Inspect - Tender WORK ITEM 2: Hull Plating (Side Scan), Ultrasonic Testing - Tender WORK ITEM 3: Hull Plating (Freeboard), Ultrasonic Testing - Tender WORK ITEM 4: U/W Body, Preserve (100%) - Tender WORK ITEM 5: Hull Plating Freeboard, Preserve – Partial - Tender WORK ITEM 6: Hull Plating Freeboard, Preserve “100%” - Tender WORK ITEM 7: Hull and Structural Plating (General) - 12.75-Pound Steel Plate, Renew - Tender WORK ITEM 8: Hull and Structural Plating (General) - 15.3-Pound Steel Plate, Renew - Tender WORK ITEM 9: Hull And Structural Plating (General) - 20.4-Pound Steel Plate, Renew - Tender WORK ITEM 10: Hull And Structural Plating (General) - Cracked Steel Welds, Repairs - Tender WORK ITEM 11: Hull and Structural Plating (General) - Degraded Weld (Steel), Repair - Barge WORK ITEM 12: Propulsion Shaft Rope Guards, Inspect WORK ITEM 13: Appendages (U/W) - Internal, Preserve - Tender WORK ITEM 14: Voids (Non-Accessible), Leak Test Tender WORK ITEM 15: Voids (Non-Accessible), Internal Surfaces, Preserve Tender WORK ITEM 16: Tanks (MP Fuel Service), Clean and Inspect - Tender WORK ITEM 17: Propulsion Shafting; Remove, Inspect, and Reinstall WORK ITEM 18: Voids (Accessible), Clean and Inspect Tender WORK ITEM 19: Propulsion Shafting, Straighten WORK ITEM 20: Propulsion Shafting, Optical or Laser Alignment Check WORK ITEM 21: Propulsion Shaft Seals, Mechanical Overhaul and Inflatable Renew WORK ITEM 22: Propulsion Shaft Bearings (External), Check Clearances WORK ITEM 23: Propulsion Shaft Bearings (External), Renew WORK ITEM 24: Stern Tube Interior Surfaces, Preserve 100% WORK ITEM 25: Propeller s, Remove, Inspect, and Reinstall WORK ITEM 26: Propeller, Minor Repairs and Reconditioning, Perform WORK ITEM 27: Keel Coolers, Clean, Inspect and Hydro WORK ITEM 28: Main Diesel Engine (MDE) Exhaust Piping, Commercial Clean WORK ITEM 29: Ship Service Diesel Generator (SSDG) Exhaust Piping, Commercial Clean WORK ITEM 30: Boiler Exhaust Stack Uptakes, Commercial Clean WORK ITEM 31: Fathometer Transducer, Renew – Tender WORK ITEM 32: Vent Ducts (Engine And Motor Room All), Commercial Cleaning WORK ITEM 33: Vent Ducts (Galley and Pantry Room All), Commercial Cleaning WORK ITEM 34: Vent Ducts (All Other), Commercial Cleaning WORK ITEM 35: Compressed Air Receivers and System Valves (All), Clean, Inspect, Hydro and Lift -

Tender WORK ITEM 36: Rudder Assembly; Remove, Inspect And Reinstall WORK ITEM 37: Rudder(s), Preserve (“100%”) WORK ITEM 38: Rudder Stock Bearings Clearances, Check WORK ITEM 39: Rudder Stock Housing (Lower), Renew WORK ITEM 40: Rudder Stock Housing (Upper), Renew iii (Rev-0)

WORK ITEM 41: Boat Boom, Inspect and Service - Tender WORK ITEM 42: Accessible Void(s), Preserve “100%” - Tender WORK ITEM 43: Tanks (Fuel), Preserve, 100%, - Barge WORK ITEM 44: Tanks (Fuel), Preserve, Partial, - Barge WORK ITEM 45: Accessible Void(s), Preserve, Partial, - Tender WORK ITEM 46: Cathodic Protection, Zinc Anodes, Renew, - Tender WORK ITEM 47: Drydock, - Tender WORK ITEM 48: Temporary Services, Provide, Tender WORK ITEM 49: Sea Trial Performance, Support, Provide WORK ITEM 50: Hull Plating (U/W Body), Inspect - Barge WORK ITEM 51: Hull Plating (Side Scan), Ultrasonic Testing - Barge WORK ITEM 52: Hull Plating (Freeboard), Ultrasonic Testing - Barge WORK ITEM 53: U/W Body, Preserve (100%) - Barge WORK ITEM 54: Hull Plating Freeboard, Preserve – Partial - Barge WORK ITEM 55: Hull Plating Freeboard, Preserve “100%” - Barge WORK ITEM 56: Hull and Structural Plating (General) - 12.75-Pound Steel Plate, Renew - Barge WORK ITEM 57: Hull and Structural Plating (General) - 15.3-Pound Steel Plate, Renew - Barge WORK ITEM 58: Hull And Structural Plating (General) - 20.4-Pound Steel Plate, Renew - Barge WORK ITEM 59: Hull And Structural Plating (General) - Cracked Steel Welds, Repairs - Barge WORK ITEM 60: Hull and Structural Plating (General) - Degraded Weld (Steel), Repair - Barge WORK ITEM 61: Appendages (U/W), Leak Test - Barge WORK ITEM 62: Appendages (U/W) - Internal, Preserve - Barge WORK ITEM 63: Tanks (Mp Fuel Stowage And Overflow), Clean And Inspect - Barge WORK ITEM 64: Voids (Non-Accessible), Internal Surfaces, Preserve WORK ITEM 65: Voids (Accessible), Clean and Inspect WORK ITEM 66: Barge, Diesel Engine Exhaust Piping, Commercial Clean WORK ITEM 67: Fathometer Transducer, Renew – Barge WORK ITEM 68: Spuds, Overhaul - Barge WORK ITEM 69: Spud Wells, Preserve - Barge WORK ITEM 70: Spud Winches, Inspect & Service - Barge WORK ITEM 71: Spud Wells, Inspect - Barge WORK ITEM 72: Decks – Exterior (Buoy or Construction Deck), Preserve 100% WORK ITEM 73: Cathodic Protection, Zinc Anodes, Renew, - Barge WORK ITEM 74: Drydock - Barge WORK ITEM 75: Temporary Services, Provide - Barge WORK ITEM 76: Flanking Rudder Foundation, Modification WORK ITEM 77: Lead Dust, Clean WORK ITEM 78: Lead-Based Paint and Asbestos-Containing Material, Perform Spot Abatement WORK ITEM 79: Spud Wire Rope Fitting and Anchorage, Modify - Barge WORK ITEM 80: Vent Supply Fan Duct, Inspect and Renew WORK ITEM 81: Compartment Insulation, Renew WORK ITEM 82: Deck Covering (Interior Wet/Dry), Renew WORK ITEM 83: Deck Covering (Wet/Dry), Seal

WORK ITEM 84: 01 Deck Repair

WORK ITEM 85: Exhaust Stack Piping Extensions, Renew

WORK ITEM 86: Lazarette Hatch Coaming Hole, Repair

WORK ITEM 87: Replace Deteriorated Wire Runs on AFT Mast

WORK ITEM 88: Window Renew or Repair

WORK ITEM 89: Ladder Bottom Legs, Replace

WORK ITEM 90: Bridge Windows Inspection and Repair iv (Rev-0)

WORK ITEM 91: Spud Well, Repair - Barge

WORK ITEM 92: Buoy and Cargo Handling Crane, Shrink Wrap

WORK ITEM 93: Fuel Piping, Renew v (Rev-0)

REVISIONS RECORD

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

DATE REV# WORK

ITEM#

CHANGES MADE

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.

vi (Rev-0)

CONSOLIDATED LIST OF REFERENCES

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

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

COAST GUARD DRAWINGS

75 WAGL 2200-010, -Rev D, Main Rudder Stock And Fittings For Jastram S2-16-2-35 Steering System

75 WAGL 2200-011, Rev D, Flanking Rudder Stock And Fittings For Jastram S2-16-2-35 Steering

System

Coast Guard 68B CGB 2602-001, Rev -, Spud Well & Stern Log

Coast Guard Drawing 68 CGB 0700-003, Rev-, 68FT Steel Barge Docking Block Arrangement (“A” and

“B” Class)

Coast Guard Drawing 68 CGB 1101-001, Rev -, 68FT Steel Barge Structural Sections & Details (CGB

68012-68014)

Coast Guard Drawing 68 CGB 1101-003, Rev C, 68FT Steel Barge Lines, Plating, and Deck & Bottom

Framing Plans (CGB 68016-68017)

Coast Guard Drawing 68 CGB 4901-001 (68016-68017), Rev A, Compressed Air Piping Arrangement

Coast Guard Drawing 68B CGB 0103-8, Rev 1, General Arrangement Plan and Outboard Profile

Coast Guard Drawing 68B CGB 1105-001, Rev C, Bulkheads

Coast Guard Drawing 68B CGB 2901-002, Rev -, Tank Capacities-Fresh Water, Fuel Oil, and Trim

Tanks

Coast Guard Drawing 68B CGB Coast Guard Drawing 68B CGB 2901-004, Rev -, Curves of Form

Coast Guard Drawing 68B CGB 5501-001, Rev B, Fuel Oil and Exhaust Piping-Plan and Details

CCoast Guard Drawing 68B CGB-103-5, Rev A, Hold Arrangement Plan

Coast Guard Drawing 68B CGB-1103-1, Rev C, Lines, Plating, Deck, and Bottom Framing Plans

Coast Guard Drawing 68-CGB 1201-1, Rev A, Deck Fittings & Spud

Coast Guard Drawing 68-CGB 1112-2, Rev -, Transducer Wet Wall & Blister Installation

Coast Guard Drawing 75 WAGL 4103-22, Exhaust Piping Mods to Suit

Coast Guard Drawing 75B-WAGL-2200-006, Rev D, Steering System Arrangement for JASTRAM S2-

16-2-35 (SLEDGE, MALLET & VISE)

Coast Guard Drawing 75B-WAGL-2200-011, Rev C, Steering Foundation Installation for JASTRAM S2-

16-35 Steering System

Coast Guard Drawing 75C-WAGL-2200-012, Rev D, Flanking Steering System Arrangement for

JASTRUM S2-16-2-35

Coast Guard Drawing 75C-WAGL-2200-014, Rev D, Steering Foundations Installation for JASTRUM

S2-16-2-35 vii (Rev-0)

Coast Guard Drawing 75D 2200-016, Rev D, Rudder Post Installation For Jastrum S2-16-2-35 Steering

System

Coast Guard Drawing 75D Drawing 1101-1, Rev C, Shell Expansion (75306-75307)

Coast Guard Drawing 75D WAGL 1101-006, Rev B, New Grid Cooler Pocket P/S to Suit 80MDDCD

SSDG (CLAMP & HATCHET)

Coast Guard Drawing 75D WAGL 1103-002, Rev -, Hull Framing Plan

Coast Guard Drawing 75D WAGL 1103-003, Rev A, Frames 4, 12, 16, 21, 31, & 36

Coast Guard Drawing 75D WAGL 1105-007, Rev -, Miscellaneous Bulkheads and Frames

Coast Guard Drawing 75D WAGL 2200-001, Rev A, Rudder Stock and Fittings (75306-75307)

Coast Guard Drawing 75D-WAGL 2200-14, Rev B, Steering System Arrangement for Jastram S2-16-2-

Coast Guard Drawing 75D-WAGL 2200-15, Rev B, Flanking Steering System Arrangement for Jastrum

S2-16-2-35

Coast Guard Drawing 75D-WAGL 2200-16, Rev D, Rudder Post Installation for Jastrum S2-16-2-35

Steering System

Coast Guard Drawing 75D WAGL 4000-001, Rev B, Machy Arrg (75306-75307)

Coast Guard Drawing 75D WAGL 4103-005, Rev B, Exhaust Piping Plan (75306-75307)

Coast Guard Drawing 75D WAGL 4103-006, Rev A, Exhaust Piping Sects (75306-75307)

Coast Guard Drawing 75D WAGL 4103-021, Rev C, Jacket Water Mods to Suit 80MDDCD SSDG

(CLAMP & HATCHET)

Coast Guard Drawing 75D WAGL 4103-024, Rev A, Jacket Water Mods to Suit IF1312 MDE (CLAMP

& HATCHET)

Coast Guard Drawing 75D WAGL-1103-02, Rev -, Hull Framing Plan (75306-75307

Coast Guard Drawing 75D-WAGL 4301-3, Rev C, Shafting Installation to Suit If 1312 MDE

Coast Guard Drawing 75D-WAGL 103-008, Rev B, Booklet Of General Plans (75306)

Coast Guard Drawing 75D-WAGL 1103-05, Rev B, Upper Dk & Wheelhse Dk Fram (75306-07)

Coast Guard Drawing 75D-WAGL 1404-01, Rev -, Dk Covering Schedule (75306-75307)

Coast Guard Drawing 75D-WAGL 3801-1, Rev B, Vent Heating & A/C (75306-75307)

Coast Guard Drawing 75D-WAGL 3901-001, Rev -, Insulation & Sheathing Sched (75306-75307)

Coast Guard Drawing 75D-WAGL-2200-017, Rev B, Steering Foundations Installation for JASTRUM

S2-16-2-35

Coast Guard Drawing 75E-WLR-2200-023, Rev D, Flanking Steering System Arrangement for

JASTRAM S2-16-2-35

Coast Guard Drawing 75E-WLR-2200-025, Rev C, Steering Foundation Installation for JASTRAM S2-

16-2-35

Coast Guard Drawing 75-WAGL 2200-11, Rev D, Flanking Rudder Stock and Fittings for Jastram S2-

16-2-35 Steering System

Coast Guard Drawing 75-WAGL 4301-5, Rev N, Shafting Machining Details to Suit If 1312 MDE

Coast Guard Drawing 75-WAGL 4400-3, Rev L, Propeller to Suit IF1312 MDE

Coast Guard Drawing 75-WAGL-2200-008, Rev C, Steering System Arrangement for JASTRAM S2-16-

2-35

Coast Guard Drawing 75-WAGL-2200-013, Rev B, Steering Foundation Installation for JASTRAM S2-

16-2-35

Coast Guard Fleet Drawing FL 2602-10, Rev R, Spud Arrangements and Details viii (Rev-0)

Coast Guard Fleet Drawing FL 2804-12, Rev -, U.S.C.G. Emblem

Coast Guard Fleet Drawing FL 2804-22, Rev A, Consolidated Visual ID for Cutters

Coast Guard Fleet Drawing FL 2804-22, Rev-, Consolidated Visual ID for Cutters

Coast Guard Fleet Drawing FL-1112-18, Rev -, HU40 Series Spud Winch Foundation

NAVSEA Drawing 803-921865, Rev R, Cathodic Protection Hull Zinc Anodes

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

Details

Or

COAST GUARD PUBLICATIONS

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

Manual

Coast Guard Technical Publication (TP) 3494, 09-DEC-03, Shaft Seal - Type Fse

Coast Guard Technical Publication (TP) 4506, Wartsila TM-EL-68839, Issue A, Mar 2005, Rudderstock

Seal Type EL

Coast Guard Technical Publication (TP) 4958, Section A, Amendment 1; Mar 2011, Utility Air Winch

Model HU-40 Series

Coast Guard Technical Publication (TP) 5491, SWBS 256, Apr 2013, Keel Grid Cooler (Duramax)

Delete SFLC Std Spec 0740, if UT measurement paragraph 3.3 is not retained

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 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 6341 (SFLC Std Spec 6341), 2018, Install New

Deck Covering Systems

Surface Forces Logistics Center Standard Specification 8634 (SFLC Std Spec 8634), 2018, Drydocking

Surface Forces Logistics Center Standard Specification 8635 (SFLC Std Spec 8635), 2018, Temporary

Services

Surface Forces Logistics Center Standard Specification 8636 (SFLC Std Spec 8636), 2018, Temporary

Hull Accesses

OTHER REFERENCES

American Bureau of Shipping (ABS) 2, Rule Requirements for Survey After Construction, 2014, Part 7, Appendix Section 10, Guide for Bronze and Stainless Steel Propeller Castings

American Society for Testing and Materials (ASTM) International F1508, 2016, Standard Specification for Angle Style, Pressure Relief Valves for Steam, Gas, and Liquid Services ix (Rev-0)

American Society of Mechanical Engineers (ASME) B16.34, 2013, Valves-Flanged, Threaded, and

Welding End

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

ASTM International (ASTM) D3359, 2009, Standard Test Methods for Measuring Adhesion by Tape

Test

ASTM International (ASTM) D3951, Reapproved 2010, Standard Practice for Commercial Packaging

ASTM International (ASTM) D4138, 2013, Standard Practices for Measurement of Dry Film Thickness of Protective Coating Systems by Destructive, Cross-Sectioning Means

ASTM International (ASTM) D5363, 2016, Standard Specification for Anaerobic Single-Component

Adhesives (AN)

Coast Guard Commandant Instruction (COMDTINST) M10360.3, Jan 2014, Coatings and Colors Manual

Code of Federal Regulations (CFR) Title 29, Part 1915, 2014, Occupational Safety and Health Standards for Shipyard Employment

Commercial Item Description (CID) A-A-52624, Nov 2008, Antifreeze, Multi Engine Type, Ethylene

Glycol (For Caterpillar equipment applications, use CAT Extended Life Pre-Mix coolant.)

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 Specification (Fed Spec) QQ-N-281, Oct 1985, Nickel-Copper Alloy Bar, Rod, Plate, Sheet, Strip, Wire, Forgings, and Structural and Special Shaped Sections

International Standard For Organization (ISO) 484/2, 1981, Shipbuilding - Ship Screw Propeller -

Manufacturing Tolerances - Part 2: Propellers of Diameter Between 0.80 and 2.50 m, Inclusive

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

MIL PRF-16173, Sep 2006, Corrosion Preventive Compound, Solvent Cutback, Cold-Application

MIL-A-18001, May 2005, Anodes, Sacrificial Zinc Alloy (Commercially Accepted - ASTM B418)

MIL-A-22262, Mar 1996; Abrasive Blasting Media Ship Hull Blast Cleaning

MIL-D-16791, Jan 1993, Detergents, General Purpose (Liquid, Nonionic)

MIL-D-3134, Sep 1989, Deck Covering Materials

MIL-DTL-1222, Dec 2000, Studs, Bolts, Screws and Nuts for Applications Where a High Degree of

Reliability Is Required

MIL-PRF-16173, Sep 2006, Corrosion Prevention Compound, Solvent Cut-Back, Cold-Application

MIL-PRF-24613, Dec 1990, Deck Covering Materials, Interior, Cosmetic Polymeric

MIL-PRF-24647, Apr 2013, Paint System, Anticorrosive and Antifouling, Ship Hull

MIL-S-45180, 1998, Sealing Compound, Gasket, Hydrocarbon Fluid and Water Resistant

MIL-STD-167-1, Nov 2005, Mechanical Vibrations of Shipboard Equipment (Type I - Environmental and Type II - Internally Excited) x (Rev-0)

MIL-STD-2191, Nov 1992, Repair Welding, Weld Cladding, Straightening, and Cold Rolling of Main

Propulsion Shafting

Society of Automotive Engineers (SAE) Aerospace Material Specification (AMS) C-6183B, 2019, Cork and Rubber Composition Sheet; for Aromatic Fuel and Oil Resistant Gaskets

The Society for Protective Coatings (SSPC) Surface Preparation Specification No.1 (SSPC-SP 1), 2016, Solvent Cleaning

The Society for Protective Coatings (SSPC) Surface Preparation Specification No.11 (SSPC-SP 11), 2012, Power Tool Cleaning to Bare Metal

The Society for Protective Coatings (SSPC) Surface Preparation Specification No.3 (SSPC-SP 3), 2004, Power Tool Cleaning

The Society for Protective Coatings (SSPC), January 2015, Paint Application Specification No. 2 (PA-2), Procedure for Determining Conformance to Dry Coating Thickness Requirements

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 12/NACE No.5, 2002, Surface Preparation and Cleaning of Metals by

Waterjetting Prior to Recoating

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

Standard SSPC-SP 12/NACE No.5, 2007, Surface Preparation and Cleaning of Steel & Other Hard

Materials by High and Ultrahigh Pressure Water Jetting

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

Standard SSPC-SP 7/NACE No.4, 2007, Brush-Off 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

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

Standard SSPC-SP WJ-2/NACE WJ-2, 2012, Waterjet Cleaning of Metals – Very Thorough

Cleaning

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

Standard SSPC-SP WJ-4/NACE WJ-4, 2012, Waterjet Cleaning of Metals – Light Cleaning

U.S. Coast Guard Cutter CLAMP (WLIC 75306), LBP/ACM report from January 2017 xi (Draft-0)

CONSOLIDATED LIST OF GOVERNMENT-FURNISHED PROPERTY

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

WORK

ITEM

MTI ITEM DESCRIPTION NSN/PN QTY ESTIMATED

COST

($/UNIT)

17 Y **Propeller shaft NSN: 2010-01-557-1512 1 ea. 19,184.17

21 N Wartsila FSE H74537-

02 Major Overhaul Kit

(WLP001365-001)

NSN: 01-560-3274 2 ea. 7,680.00

25 Y Propeller right hand NSN: 2010-01-534-9089 1 ea. 10,129.00

25 Y Propeller left hand NSN: 2010-01-534-9095 1 ea. 10,129.00

31 N ***Fathometer

Transducer, Shallow

Water, 50-200 kHz

(Airmar Technology

SS505)

NSN: 5845-01-470-2500 1 ea. 343.63

36 Y **Rudder - Steering NSN: 2040-01-530-9095 2 ea. 28,675.25

36 Y **Rudder - Flanking NSN: 2040-01-531-4393 2 ea. 37,850.50

36 N **Upper Rudder bearing (SKF PN

23222CC/W33)

NSN: 3110-01-F11-2241 4 ea. 547.88

36 N Rudder EL Seal, Major

Overhaul Kit (WLP-

001427001)

NSN: 5330-01-646-5935 4 ea. 4,000.00

47 Y *Transducer Cover

Plate

N/A 4 ea. 50.00

67 N ***Fathometer

Transducer, Shallow

Water, 50-200 kHz

(Airmar Technology

SS505)

NSN: 5845-01-470-2500 1 ea. 343.63

74 Y *Transducer Cover

Plate

N/A 4 ea. 50.00

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

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

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

CONSOLIDATED LIST OF CRITICAL INSPECTION ITEMS

The following is a list of work items, which contain Critical Inspection reports, which the Contractor must complete within the first 25% of the availability contract period (see SFLC Std Spec 0000, paragraph 3.2.6.5

(Inspection report particulars)):

Work

Item Title

2 Hull Plating (U/W Body), Ultrasonic Testing - Barge

4 U/W Body, Preserve (100%) - Barge

15 Appendages (U/W), Leak Test - Barge

18 Voids (Non-Accessible), Leak Test

20 Tanks (MP Fuel Service), Clean and Inspect - Tender

22 Propulsion Shafting; Remove, Inspect, and Reinstall

24 Propulsion Shafting, Optical or Laser Alignment Check

25 Propulsion Shaft Seals, Mechanical Overhaul and Inflatable Renew

26 Propulsion Shaft Bearings (External), Check Clearances

27 Propulsion Shaft Bearings (External), Renew

40 Rudder Assembly; Remove, Inspect And Reinstall

45 Boat Boom, Inspect and Service - Tender

46 Accessible Void(s), Preserve “100%― - Tender

49 Accessible Void(s), Preserve, Partial, - Barge

55 Hull Plating (U/W Body), Ultrasonic Testing - Barge

57 U/W Body, Preserve (100%) - Barge

68 Appendages (U/W), Leak Test - Barge

84 Flanking Rudder Foundation, Modification

85 Deck Covering (Interior Wet/Dry), Renew

89 Spud Wire Rope Fitting and Anchorage, Modify - Barge

92 Deck Covering (Interior Wet/Dry), Renew xiii (Rev-0) xiv (Rev-0)

PRINCIPAL CHARACTERISTICS - TENDER

75' WLIC (D-CLASS), TENDER

PHYSICAL

Length overall 75' 0"

Depth 7' 7-3/4"

Maximum beam 22' 0"

Height of highest projection 32' 0"

Full load draft 4' 4 11/16" LCF Draft

Full load displacement 148.49 Long Tons Fresh Water

Shore tie voltage requirements 440 VAC / 3 Phase

Frame spacing 1' 6"

HULL

Hull material Steel

MACHINERY

Number of propellers 2

Number of blades 4

Diameter of propeller 48"

Pitch 40" fixed

RPM 400

Shaft Diameter 4.5”

TANK CAPACITIES

Fuel tanks

Fresh water tanks

Lube oil xv (Rev-0)

PRINCIPAL CHARACTERISTICS - BARGE

68' CGB (B-CLASS: 68016 -68020), BARGE

PHYSICAL

Length overall 68' 6-1/2"

Depth 7' 0"

Maximum beam 28' 0"

Full load draft 3' 0"

Full load displacement 117 Long Tons

Shore tie voltage requirements 440 VAC / 3 Phase

Frame spacing 1' 0"

1 (Rev-0)

00000_0220_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), 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.

2 (Rev-0)

3.2 Contractor-provided fire watch personnel. The Contractor shall provide fire watch personnel and equipment.

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 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, 3 (Rev-0) 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 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.

4 (Rev-0)

QA-1 - QUALITY ASSURANCE INSPECTION FORM

(PRESERVATION CHECKLIST)

VESSEL NAME HULL # WORK ITEM

WORK ITEM TITLE

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

CHECKPOINT 1 – COATING SYSTEM COMPLIANCE

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

CHECKPOINT 2 - PAINT STORAGE

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

CHECKPOINT 3 - AMBIENT CONDITIONS

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

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

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

CHECKPOINT 4 - PRE-SURFACE PREPARATION

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

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

CHECKPOINT 5 - SURFACE PREPARATION

Verify environmental conditions (see CHECKPOINT 3).

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

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

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

CHECKPOINT 6 - PRIMER COAT APPLICATION

Verify environmental conditions (see CHECKPOINT 3).

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

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

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

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

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

Perform visual inspection for holidays and other defects.

CHECKPOINT 7 – STRIPE COAT APPLICATION

Verify environmental conditions (see CHECKPOINT 3).

Ensure overcoating window is as per manufacturer’s instructions.

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

CHECKPOINT 8 – TOP COAT APPLICATION

Verify environmental conditions (see CHECKPOINT 3).

Ensure overcoating window is as per manufacturer’s instructions.

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

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

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

CHECKPOINT 9 – FINAL INSPECTION

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

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

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

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

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

CHECKPOINT 10 – RECORD KEEPING

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

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

5 (Rev-0)

QA-2 - QUALITY ASSURANCE INSPECTION FORM

(ENVIRONMENTAL READINGS)

VESSEL NAME HULL #

WORK ITEM

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

DATE

TIME

ACTIVITY (SURFACE

PREPARATION, PRIMER COAT,

BARRIER COAT, TOP COAT,

ETC…)

LOCATION (FRAME &

DECK, RELATION TO

EQUIPMENT, ETC.)

TEMPERATURE % REL.

HUMID-

ITY

DEW

PT.

SURFACE AMBIENT ΔT

| DP -

SURFACE |

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

6 (Rev-0)

QA-3A - QUALITY ASSURANCE INSPECTION FORM

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

VESSEL NAME HULL # WORK ITEM

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 Replica Tape Here

Place Surface Profile Replica Tape Here

Place Surface Profile Replica Tape Here

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

Place Surface Profile Replica Tape Here

Place Surface Profile Replica Tape Here

Place Surface Profile Replica Tape Here

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

Place Surface Profile

Replica Tape Here

Place Surface Profile

Replica Tape Here

Place Surface Profile

Replica Tape Here

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

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

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

TIME

7 (Rev-0)

QA-3B - QUALITY ASSURANCE INSPECTION FORM

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

VESSEL NAME HULL # WORK ITEM

SURFACE PREPARATION METHOD PROFILE ACHIEVED (MILS)

MIN MAX MEAN

SSPC-SP-10/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).

8 (Rev-0)

QA-4 - QUALITY ASSURANCE INSPECTION FORM

(SURFACE SOLUBLE SALT CONDUCTIVITY LOG)

VESSEL NAME HULL # WORK ITEM

SOLUBLE SALT CONDUCTIVITY MEASUREMENTS IAW SSPC-GUIDE 15.

DATE TEST LOCATIONS CONDUCTIVITY (MICROSIEMENS/CM)

9 (Rev-0)

QA-5 - QUALITY ASSURANCE DATA FORM

(COATING THICKNESS)

(Use one sheet for each sequence)

VESSEL NAME HULL #

WORK ITEM

COATING MFG PRODUCT NAME

BATC

H #

INDUCTI

ON TIME

COATING SYSTEM

SEQUENCE

(PRIMER/TOUCHUP/3RD

COAT, ETC.)

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

SPOT 1 2 3 4 5

AVERAGE

VALUE

*BASE METAL READING

(BMR) Required, If Magnetic

Pull-Off (Type I/Banana) Gauge Is

Used.

LOCATION (FRAME REFERENCE):

SPOT 1 2 3 4 5 OVERALL AVG. DFT ADJUSTMENTS

1 AVG. BMR DEVIATION

3 BEFORE ADJUSTMENTS AFTER ADJUSTMENTS

AVG.

1 AVG. BMR DEVIATION

1 AVG. BMR DEVIATION

APPLICATION METHOD (AIRLESS,

CONVENTIONAL SPRAY, ROLLED)

AVERAGE DFT

10 (Rev-0)

11000_0320_FLT

REC_11000_UWHIB_FLT_75’ WLIC (‘D’ Class: Hulls 75306, 75309, 75310) (1211)

WORK ITEM 1: Hull Plating (U/W Body), Inspect - Tender

1. SCOPE

1.1 Intent. This work item describes the requirements for the Contractor to inspect/survey the vessel’s

Under Water (U/W) hull plating, including U/W appendages and coating system.

1.2 Government-furnished property.

None.

2. REFERENCES

COAST GUARD DRAWINGS

Coast Guard Drawing 75D WAGL 0700-004, Rev -, 75FT “D” Class Towboat Docking Block

Arrangement

Coast Guard Drawing 75D WAGL 1101-001, Rev C, Shell Expansion (75306-75307)

COAST GUARD PUBLICATIONS

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

OTHER REFERENCES

ASTM International (ASTM) D4138, 2013, Standard Practices for Measurement of Dry Film

Thickness of Protective Coating Systems by Destructive, Cross-Sectioning Means

The Society for Protective Coatings (SSPC), January 2015, Paint Application Specification No. 2

(PA-2), Procedure for Determining Conformance to Dry Coating Thickness Requirements

3. REQUIREMENTS

3.1 General.

3.1.1 CIR.

None.

3.1.2 Tech Rep.

11 (Rev-0)

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 Inspection. The Contractor shall accompany the Underwater Hull Inspection Board (UWHIB) in the performance of the below inspection tasks, as applicable, using the drawings listed in Section 2

(References) as guidance. The Contractor shall provide the following, to facilitate the UWHIB in assessing the condition of the designated U/W hull components and systems:

A hull repair supervisor and a marker.

Temporary staging and other necessary equipment, as applicable, for ensuring safe access to all areas of the U/W hull.

NOTES

1. The COR will convene the UWHIB as soon as possible after the vessel has been dry-docked and before any work (except U/W hull cleaning/wash down) is performed on the U/W hull and appendages.

2. Some of the components and/or systems addressed in this work item may not be applicable to all vessel classes.

3.2.1 Hull plating.

3.2.1.1 The Contractor shall inspect the condition of the hull plating (including thruster tunnel plating, as applicable), for the presence of marine growth, deformation, and any evidence of major corrosion or electrolytic action.

3.2.1.2 The Contractor shall inspect the hull and keel areas, report on the condition of butt-welded seams, doubler plates, lap seams, and for any signs of damaged plating or unusual waviness in the plating.

3.2.2 Sea chests and all other cooling system intake components. The Contractor shall inspect all sea chests, sea beam arrays, tunnels, hull openings, and grates for general appearance, loose, damaged, or missing grates, loose or missing fasteners, condition of sea strainers and lockwire on bolts, marine growth on grating slots, and any obstructions in the openings that might prevent proper suction and discharge of water.

3.2.3 Rudders. The Contractor shall check general condition, condition around the drain plugs, and check for pitting, if any, on the leading and trailing edges.

3.2.4 Propeller and shaft associated components. The Contractor shall inspect the condition of propellers for signs of corrosion, pitting, erosion, fouling, cracks, dings, and nicks by side and blade; inspect fairwaters, rope guards, shafts, and mechanical seals - look for missing screws, physical damage to the blades, pitting, condition of dunce caps, and condition of securing devices.

12 (Rev-0)

3.2.5 Transducers. The Contractor shall check general condition for cuts, cracks, corrosion, and surface defects around the openings. Check transducer securing nuts for tightness, and inspect cables for chafing and other damage.

3.2.6 Zinc anodes.

3.2.6.1 The Contractor shall remove all marine growth and oxide coating from all hull, rudder, shaft strut, sea chest, sea beam array, z-drive, and thruster tunnel zinc anodes, or water jet drives anodes, as applicable, using a light-wire brush.

3.2.6.2 The Contractor shall visually inspect all zinc anodes; check the soundness of mounting strap and stud welds, missing fasteners, and percentage of remaining material.

3.2.7 Coating system inspections. The Contractor shall accomplish the below inspections, in conjunction with the underwater hull inspection conducted by the Underwater Hull Inspection Board (UWHIB).

Document the condition found as “Partial - Condition A”, “Partial - Condition B”, “Partial Condition C”, or “100%”, as applicable (see 4.1 (Definitions)). Submit a CFR.

NOTE

The following inspections are for determining the existing condition of the coating system for the underwater body surfaces, which are deemed “Critical-coated” surfaces; they must be carried out by a SSPC-QP-1 certified contractor/sub-Contractor or a NACE Inspector – see SFLC Std Spec 0000, paragraph 3.2.4.2 (In-process QC measures for “critical-coated surfaces”).

3.2.7.1 Visual. Perform a visual inspection of the existing U/W body coating system.

3.2.7.2 Dry film thickness (DFT) measurements. Take total DFT measurements of the U/W body coating system, in accordance with SSPC-PA 2.

4. NOTES

4.1 Definitions.

4.1.1 "Partial – Condition A”: The condition that exists where the substrate is exposed in up to 33% of the entire U/W body.

4.1.2 "Partial - Condition B": The condition that exists where the anticorrosive (AC) undercoating system has incurred damage, but, the u/w body hull substrate is not exposed in any location.

4.1.3 "Partial - Condition C”: The condition that exists where damage is confined to the antifoulant (AF) topcoating; the epoxy undercoating system is not exposed in any location.

4.1.4 "100%”: The condition that exists where more than 33% of the U/W body hull substrate is exposed.

13 (Rev-0)

4.2 UWHIB convention. The COR will convene the UWHIB as soon as possible after the vessel has been dry-docked and before any work (except U/W hull cleaning/wash down) is performed on the U/W hull and appendages.

14 (Rev-0)

11000_SideScan_0320_FLT

REC_11000_Side_Scan_FLT_75’ WLIC (‘D’ Class: Hull 75306 (1211)

WORK ITEM 2: Hull Plating (Side Scan), Ultrasonic Testing - Tender

1. SCOPE

1.1 Intent. This work item describes the requirements for the Contractor to perform thickness measurements of underwater (u/w) hull plating by ultrasonic side scan method.

1.2 Government-furnished property.

None.

2. REFERENCES

COAST GUARD DRAWINGS

Coast Guard Drawing 75D WAGL 0700-004, Rev -, 75FT “D” Class Towboat Docking Block

Arrangement

Coast Guard Drawing 75D WAGL 1101-001, Rev C, Shell Expansion (75306-75307)

COAST GUARD PUBLICATIONS

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

OTHER REFERENCES

American Society for Nondestructive Testing (ASNT) SNT-TC-1A, 2013, Recommended

Practice for Personal Qualification and Certification in Nondestructive Testing

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 Side scan requirements and procedures.

15 (Rev-0)

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:

Hull zinc anode system

Docking blocks.

3.2 Work coordination and preparation. The Contractor shall plan all specified vessel work detailed in this specification package to ensure the side scan survey does not necessitate a work stoppage. The Contractor shall abide by the following guidance, to facilitate the ultrasonic survey:

Ensure that all u/w body surface preparation and primer coat application tasks are completed within ten days of lifting the vessel.

Provide a continuous supply of fresh water at .50 gpm within 50 feet of the vessel with standard hose bib fitting.

Provide 110 VAC electrical power, and scaffolding or other suitable means of access to bring inspection personnel within one foot of all the body surface inspection areas that are five feet above ground level.

After completion of the hull survey, and authorized hull repairs, resume/complete u/w body preservation process by applying the second coat of the anti-corrosive coating system, and all anti-fouling paint coats.

Pay close attention to manufacturer’s recommended practices in regards to paint system overcoat time limitations and required degree of surface cleanliness prior to resuming u/w body coating application.

3.3 Side scan requirements and procedures. The Contractor shall ensure the following referring to the

Coast Guard drawings listed in Section 2 (References) herein as guidance during the performance of the tasks specified below and submit a CIR.

3.3.1 Testing company and personnel. Provide the services of a qualified ultrasonic testing company, with suitable side scan equipment, to conduct a “Scanning Crawler Automated Test” of the vessel’s u/w hull plating for the presence of metal corrosion and deterioration. Ensure the following:

All scanning operations are completed by personnel meeting the personnel qualification and certification, as required by contractor process. This contractor developed personnel qualification and certification process must meet, at a minimum, ASNT Recommended

Practice No. SNT-TC-1A.

An SNT Level III Analyst is on site, to oversee the project and evaluate the collected data.

An SNT Level III or II Analyst is on site, to verify with a hand held gauge all areas on the hull identified as thinner than the specified criteria, in order to expedite all repair procedures.

Qualified personnel are provided to complete all on-site corrosion inspections.

3.3.2 Coast Guard notification.