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USCGC OAK (WLB 211)
SPECIFICATION FOR DRYDOCK REPAIRS
FY2019
Developed By: Pamela Arts-Smith, CWO (REV 0, 14 January 2019)
TABLE OF CONTENTS
ivRevisions Record vConsolidated List of References xiConsolidated List of Government-furnished Property xiiiConsolidated List of Critical Inspection Items xivPrincipal Characteristics
1General Requirements
13WORK ITEM 1: Hull Plating (Side Scan), Ultrasonic Testing
18WORK ITEM 2: Hull Plating (U/W Body), Inspect
23WORK ITEM 3: U/W Body, Preserve (100%)
27WORK ITEM 4: Hull Plating Freeboard, Preserve – Partial
31WORK ITEM 5: Hull Plating Freeboard, Preserve “100%”
35WORK ITEM 6: Appendages (U/W), Leak Test
38WORK ITEM 7: Propulsion Shaft Fairwaters and Rope Guards, Inspect
41WORK ITEM 8: Appendages (U/W) - Internal, Preserve
43WORK ITEM 9: Voids (Non-Accessible), Leak Test
46WORK ITEM 10: Voids (Non-Accessible), Internal Surfaces, Preserve
49WORK ITEM 11: Tanks (Ballast), Clean and Inspect
53WORK ITEM 12: Tanks (Dirty Oil and Waste), Clean and Inspect
57WORK ITEM 13: Controllable Pitch Propellers, Clean and Inspect
60WORK ITEM 14: Controllable Pitch Propeller, System Maintenance
67WORK ITEM 15: Controllable Pitch Propeller Hub, General Maintenance, Perform
76WORK ITEM 16: Sea Valves and Waster Pieces, Overhaul or Renew
81WORK ITEM 17: Sea Strainers (All Sizes), Renew
85WORK ITEM 18: Sea Strainers - Simplex (All Sizes), Clean and Inspect
89WORK ITEM 19: Sea Bay, Preserve 100%
92WORK ITEM 20: Rudder(s), Preserve (“100%”)
94WORK ITEM 21: Rudder Stock Bearings, Check Clearances
97WORK ITEM 22: Rudder Bearings, Renewal
101WORK ITEM 23: Thruster Units (Bow And Stern), Overhaul
105WORK ITEM 24: Anchor Windlass, Inspect and Service
109WORK ITEM 25: Anchor Chain(s) and Ground Tackle, Inspect and Repair
117WORK ITEM 26: Hull Fittings (Mooring and Towing), Inspect and Test
120WORK ITEM 27: Tanks (Ballast), Preserve “100%”
124WORK ITEM 28: Tanks (Ballast), Preserve “Partial”
127WORK ITEM 29: Chain Locker, Preserve 100%
129WORK ITEM 30: Tanks (Potable Water), Preserve “100%”
133WORK ITEM 31: Tanks (Potable Water), Preserve “Partial”
137WORK ITEM 32: Decks – Exterior (Buoy or Construction Deck), Preserve 100%
140WORK ITEM 33: Hull Plating Freeboard (Buoy Port Areas), Preserve
143WORK ITEM 34: Impressed Current Cathodic Protection System, Inspect and Maintain
148WORK ITEM 35: Drydock
153WORK ITEM 36: Temporary Services, Provide - Cutter
156WORK ITEM 37: Sea Trial Performance, Support, Provide
160WORK ITEM 38: Buoy Deck Led Flood Lights, Replace
169WORK ITEM 39: Tanks (Potable Water), Clean and Inspect
173WORK ITEM 40: Propulsion Shaft Bearings (External), Check Clearances
176WORK ITEM 41: Underwater (Speed) Log Transducer(s), Service and Inspect
180WORK ITEM 42: Potable Water Pneumatic Tank(s), Clean and Inspect
183WORK ITEM 43: Hull Fittings (Weight Handling Rigging Hardware), Inspect and Test
188WORK ITEM 44: Anchor Chain and Ground Tackle, Preserve
192WORK ITEM 45: Anchor(s), Preserve
194WORK ITEM 46: Tanks (Dirty Oil and Waste), Preserve “100%”
198WORK ITEM 47: Tanks (Dirty Oil and Waste), Preserve “Partial”
201WORK ITEM 48: Impressed Current Cathodic Protection System Anodes, Renew
206WORK ITEM 49: Auxiliary Seawater (ASW) Piping, Renew
211WORK ITEM 50: Ballast Tank, Modification
214WORK ITEM 51: Bilges, Machinery Space, Clean and Inspect
217WORK ITEM 52: Bilges, Preserve
220WORK ITEM 53: Magazine #2 Bulkheads, Partial Preserve
225WORK ITEM 54: Compartment Insulation (General), Renew
230WORK ITEM 55: Fathometer Transducer, General Maintenance
233WORK ITEM 56: Deck Drain Piping, Clean and Flush
235WORK ITEM 57: Deck Covering, Renew
240WORK ITEM 58: Replace Installed Sonar System (AC&I)
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 225 BWLB 633-002, Rev A, Cathodic Protection Passive
Coast Guard Drawing 225 WLB 184-001, Rev B, CRP-V850 Transducer Adapter Ring
Coast Guard Drawing 225 WLB 256-001, Rev P, Seawater Cooling System Diagram
Coast Guard Drawing 225 WLB 424-001, Rev G, Acoustic Navigation System Block & Isometric
Coast Guard Drawing 225 WLB 581-001, Rev E, Anchor Handling System Arrangement
Coast Guard Drawing 225 WLB 801-020, Rev B, Tank CAPACITY - 95% Curves
Coast Guard Drawing 225B WLB 114-001, Rev C, Shell Appendages
Coast Guard Drawing 225B WLB 114-002, Rev -, Flow Accelerating Fin
Coast Guard Drawing 225B WLB 568-001, Rev A, Bow Thruster A & D
Coast Guard Drawing 225B WLB 801-006, Rev F, Docking Drawing
Coast Guard Drawing 225B WLB 111-001, Rev A, Shell Expansion
Coast Guard Drawing 225B WLB 111-001, Rev A; Shell Expansion
Coast Guard Drawing 225B WLB 111-1, Rev A; Shell Expansion
Coast Guard Drawing 225B WLB 114-001, Rev C; Shell Appendages
Coast Guard Drawing 225B WLB 256-001, Rev M, Seawater Cooling System Diagram
Coast Guard Drawing 225B WLB 256-001, Rev P, Seawater Cooling System Diagram
Coast Guard Drawing 225B WLB 532-002, Rev D, Potable Water Sys Dia
Coast Guard Drawing 225B WLB 562-002, Rev C, Rudder Structural A&D
Coast Guard Drawing 225B WLB 562-002, Rev C; Rudder Structural A & D
Coast Guard Drawing 225B WLB 573-11, Rev -, ATON Tie Downs
Coast Guard Drawing 225B WLB 581-001 Rev C, Anchor Handling System Arrangement
Coast Guard Drawing 225B WLB 581-001, Rev C, Anchor Handling System Arrangement
Coast Guard Drawing 225B WLB 582-001, Rev -, Mooring and Towing A & D
Coast Guard Drawing 225B WLB 601-001, Rev F, General Arrangement Inboard & Outboard Profiles
Coast Guard Drawing 225B WLB 601-001, Rev L; General Arrangement Inboard & Outboard Profiles
Coast Guard Drawing 225B WLB 601-001, Rev L; General Arrangement Inboard and Outboard Profiles
Coast Guard Drawing 225B WLB 601-001, Rev N, GENERAL ARRANGEMENTS INBOARD AND OUTBOARD PROFILES
Coast Guard Drawing 225B WLB 601-002 Rev K, Booklet of General Drawings
Coast Guard Drawing 225B WLB 601-002, Rev G, Booklet of General Drawings
Coast Guard Drawing 225B WLB 601-002, Rev H, Booklet of General Drawings
Coast Guard Drawing 225B WLB 601-002, Rev K, Booklet of General Drawings
Coast Guard Drawing 225B WLB 601-002, Rev L, Booklet off General Drawings
Coast Guard Drawing 225B WLB 633-001, Rev B, Cathodic Protection System Arrangement, Block Diagram, Wiring Deck Plan, and Elementary Diagrams
Coast Guard Drawing 225B WLB 672-001, Rev C, Storerooms, Cargo Stowage and Ship Store Arrangement and Details
Coast Guard Drawing 225B WLB 713-003, Rev B, Magazine Modifications
Coast Guard Drawing 225B WLB 801-001, Rev A, Lines and Offsets
Coast Guard Drawing 225B WLB 801-003, Rev -, Curves of Forms and Cross Curves of Stability
Coast Guard Drawing 225B WLB 801-005, Rev A Tank CAPACITY - 95% Curves
Coast Guard Drawing 225B WLB 801-006, Rev C; Docking Drawing
Coast Guard Drawing 225B WLB 801-006, Rev D; Docking Drawing
Coast Guard Drawing 225B WLB 801-006, Rev E, Docking Drawing
Coast Guard Drawing 225B- WLB 801-015, Rev B, Scantlings Decks & Platforms
Coast Guard Drawing 225B WLB 901-003, Rev A, Hull Block 901 Block Assembly
Coast Guard Drawing 225B WLB 940-001, Rev E; Hull Block 940 - Modules
Coast Guard Drawing 225B WLB 940-001, Rev E; Hull Block 940 – Panels
Coast Guard Drawing 225B-WLB 243-2, Rev E; Stern Tube and Bearing a & D
Coast Guard Drawing 225B-WLB 111-001, Rev A, Shell Expansion
Coast Guard Drawing 225B-WLB 243-2, Rev G; Stern Tube and Bearing A & D
Coast Guard Drawing 225B-WLB 256-1, Rev P, Seawater Cooling System Diagram
Coast Guard Drawing 225B-WLB 256-3, Rev E, S/W Cooling Sys A/D FR 66 Fwd - Blk 910, 920, & 930
Coast Guard Drawing 225B-WLB 256-4, Rev F, S/W Cooling Sys A/D FR 66 Aft - Blk 940, 950, & 970
Coast Guard Drawing 225B-WLB 256-8, Rev -, MMA Seawater Cooling System Diagram
Coast Guard Drawing 225B-WLB 505-1, Rev D, General Requirements for Piping Systems
Coast Guard Drawing 225B-WLB 507-001, Rev C, Operating Instructions & Label Plates, Piping System
Coast Guard Drawing 225B-WLB 555-001, Rev B, Fire Extinguishing System Diagram CO2
Coast Guard Drawing 225B-WLB 555-005, Rev D, CO2 System A/D, FR 48 Aft, Block 930, 940, 950, 960A
Coast Guard Drawing 225B-WLB 561-003, Rev B; STEERING GEAR ARRANGEMENT
Coast Guard Drawing 225B-WLB 562-001, Rev G; STEERING COMPONENTS A/D
Coast Guard Drawing 225B-WLB 562-002, Rev D; RUDDER - STRUCT A & D
Coast Guard Drawing 225B-WLB 562-003, Rev -; Thordon Lower Rudder Stock Bearing
Coast Guard Drawing 225B-WLB 562-004, Rev -; Pintle Bearing
Coast Guard Drawing 225B-WLB 601-001, Rev N, General Arrangements – Inboard & Outboard Profiles
Coast Guard Drawing 225B-WLB 601-002, Rev L, Booklet of General Drawings
Coast Guard Drawing 225B-WLB 631-001, Rev G, Painting Schedule
Coast Guard Drawing 225B-WLB 635-001, Rev E, Hull Thermal and Acoustic Installation Schedule
Coast Guard Drawing 225B-WLB 801-013, Rev B, Midship Section & Typical Sections
Coast Guard Drawing 225B-WLB 801-015, Rev B, Scantling, Decks, & Platforms
Coast Guard Drawing 225B-WLB 801-015, Rev B, Scantlings Decks & Platforms
Coast Guard Drawing 225B-WLB 801-016, Rev -, Scantlings Watertight Bulkheads
Coast Guard Drawing 225B-WLB 801-016, Rev -, Scantlings, Watertight Bulkheads
Coast Guard Drawing 225B-WLB 801-6, Rev C; Docking Drawing
Coast Guard Drawing 225B-WLB_330_002, Rev H, Lighting System Forward of FR. 30 Hill Block 910/901
Coast Guard Drawing 225B-WLB_330_007, Rev L, Lighting System 02 Level & Above Hull Block 960B/975 & 970 Partial
Coast Guard Drawing 225-WLB 507-001, Rev B, Operating Instructions & Label Plates, Piping System
Coast Guard Drawing 225-WLB 555-001, Rev G, Fire Extinguishing System Diagram CO2
Coast Guard Drawing 225-WLB 555-005, Rev D, CO2 System A/D, FR 48 Aft, Block 930, 940, 950, 960A
Coast Guard Drawing 225-WLB 601-002, Rev T, Booklet of General Drawings
Coast Guard Drawing 225-WLB_330_002, Rev G, Lighting System Forward of FR. 30 Hill Block 910/901
Coast Guard Drawing 225-WLB_330_007, Rev R, Lighting System 02 Level & Above Hull Block 960B/975 & 970 Partial
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
Coast Guard Drawing 225B-WLB 528-2, Rev C, Weather Deck Drain Diagrams
Coast Guard Drawing 225-WLB-424-007, Rev 1, MMA Side Scan Sonar Installation Block Wiring Diagram and Details
Coast Guard Drawing 225-WLB-424-008, Rev 1, MMA Side Scan Sonar
Installation Wiring Data (COED)
Coast Guard Drawing 225-WLB-424-009, Rev 1, MMA Forward Scan Sonar Ripout Block Wiring Diagram and Details
COAST GUARD PUBLICATIONS
Coast Guard Commandant Instruction (COMDTINST) M10360.3, Jun 2006, Coatings and Colors Manual
Coast Guard Drawing 225B WLB 633-001, Rev B, Cathodic Protection System Arrangement, Block Diagram, Wiring Deck Plan, and Elementary Diagrams
Coast Guard Technical Publication (TP) 3446, Jun 2009, Doppler Speed Log, Model SRD-500 Dual Axis
Coast Guard Technical Publication (TP) 3498, Section A, Jul 2015, Buoy Chain Winch
Coast Guard Technical Publication (TP) 3524, 07-JAN-97, Manufacturer's Instruction Book-SWBS Group(s) 243-262
Coast Guard Technical Publication (TP) 3524, SWBS 245-B, Aug 2005, Instruction Manual for the Model 102 B Class Controllable Pitch Propeller and Shafting System
Coast Guard Technical Publication (TP) 3553, 07-JAN-97, Amendment 12, Manufacturer's Instruction Book-SWBS Group(s) 551-556, Tab 555 C
Coast Guard Technical Publication (TP) 3556, Jun 2009, Manufacturer’s Instruction Book-SWBS Group(s) 568, Bow and Stern Thruster – Model 125/3 STAY/FP
Coast Guard Technical Publication (TP) 3559, SWBS 581B, Jan 1997, Anchor Windlass, P/S - Model BMD-478
Coast Guard Technical Publication (TP) 3574, Mar 2009, SWBS Group 633-638
Coast Guard Technical Publication (TP) E-424-006, Version WLB97-1, Wesmar 3060-08/M-8/AC Forward Scan Sonar
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 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 6341 (SFLC Std Spec 6341), 2014, Install Interior Deck Covering Systems
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
The Society for Protective Coatings SSPC-SP 10/NACE No.2, Rev 7; Near-White Blast Cleaning
American Bureau of Shipping (ABS) Approved Chain, Accessory and Bar Manufacturing Facilities List, Oct 2016
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, 2008, Drinking Water System Components - Health Effects
American National Standards Institute/NSF International (ANSI/NSF) 61, 2015, Drinking Water System Components - Health Effects
American Society for Nondestructive Testing (ASNT) SNT-TC-1A, 2013, Recommended Practice for Personal Qualification and Certification in Nondestructive Testing
American Society of Mechanical Engineers (ASME) B16.11, 2005, Forged Steel Fittings, Socket-Welding and Threaded
American Society of Mechanical Engineers (ASME) B16.34, 2004, Valves-Flanged, Threaded, and Welding End
Ansul Service Bulletin No. 5813 “Subj: Marine High Pressure CO2 System Pneumatic Time Delay”, dated February 10, 2012
ASTM International (ASTM) A182, R2008, Standard Specification for Forged or Rolled Alloy-Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High-Temperature Service
ASTM International (ASTM) A312, R2008, Standard Specification for Seamless and Welded Austenitic Stainless Steel Pipes
ASTM International (ASTM) D1330, 2004, Standard Specification for Rubber Sheet Gaskets
ASTM International (ASTM) D1330, 2010, Standard Specification for Rubber Sheet Gaskets
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, 2008; Standard Specification for Anaerobic Single-Component Adhesives (An)
ASTM International (ASTM) F1387, Reapproved 2005, Standard Specification for Performance of Mechanically Attached Fittings
ASTM International (ASTM) F1836M, 1997, Standard Specification for Stuffing Tubes, Nylon, and Packing Assemblies
ASTM International (ASTM) F992, 2006, Standard Specification for Valve Label Plates
Commercial Item Descriptions (CID) A-A-59323, Rev A; Cloths, Cleaning, Low-Lint
Federal Specification (Fed Spec) HH-P-151, Mar 1991, Packing; Rubber-Sheet, Cloth-Insert
Federal Specification (Fed Spec) RR-C-271, Rev E, Dec 2010, Chain and Attachments, Welded and Weldless
Federal Specification (Fed Spec) RR-C-271, Rev E, Mar 2016, Chains and Attachments, Carbon and Alloy Steel
Manufacturers Standardization Society of the Valve and Fittings Industry (MSS) SP-61, 2003 Edition, Pressure Testing Of Steel Valves
Manufacturers Standardization Society of the Valve and Fittings Industry (MSS) SP-67, 2002 Edition, Butterfly Valves
Manufacturers Standardization Society of the Valve and Fittings Industry (MSS) SP-72, 1999 Edition, Ball Valves with Flanged or Butt-Welding Ends for General Service
Manufacturers' Standardization Society of the Valve and Fittings Industry (MSS) SP-80, 2008 Edition, Bronze Gate, Globe, Angle and Check Valves
MIL PRF-16173, Sep 2006, Corrosion Prevention Compound, Solvent Cut Back, Cold Application
MIL-A-22262, Mar 1996; Abrasive Blasting Media Ship Hull Blast Cleaning
MIL-C-24633, Oct 2014, Chain, Stud Link, Anchor, Low Alloy Steel, Flash Butt Welded
MIL-DTL-23549, Sep 2016, Grease, General Purpose
Military Standard MIL-S-19622/17D, Dec 1992, Stuffing Tube, Nylon, and Packing Assemblies, General Specification for
Military Standard MIL-STD-2003/3A (SH), Sep 2009, Electrical Plant Installation Standard Methods for Surface Ships and Submarines
MIL-PRF-16173, Sep 2006, Corrosion Prevention Compound, Solvent Cut-Back, Cold-Application
MIL-S-45180, 1998; Sealing Compound, Gasket, Hydrocarbon Fluid and Water Resistant
Naval Sea Systems Command (NAVSEA) Underwater Ship Husbandry Manuals (UWSH) S0600-AA-PRO-160, Jan 2006, Chapter 16, Cofferdams
Naval Sea Systems Command (NAVSEA) Underwater Ship Husbandry Manuals (UWSH) S0600-AA-PRO-160, Jan 2011, Chapter 16, Cofferdams
ODOM Echotrac DF3200 MKII, Rev 2, Technical Manual
Society of Automotive Engineers (SAE) Aerospace Material Specification (AMS) C6183, 2013, Cork and Rubber Composition Sheet; For Aromatic Fuel and Oil Resistant Gaskets
Society of Automotive Engineers (SAE) Aerospace Material Specification (AMS) C6183, 2013, Cork and Rubber Composition Sheet; For Aromatic Fuel and Oil Resistant Gaskets
Society of Automotive Engineers (SAE) Aerospace Material Specification (AMS) G-6032, 2014 Grease, Plug Valve, Gasoline and Oil Resistant, NATO Code Number G-363, Metric
Society of Automotive Engineers (SAE) Aerospace Material Specification (AMS) G-6032, 2014, 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), 2004, Solvent Cleaning
The Society for Protective Coatings (SSPC) Surface Preparation Specification No. 1 (SSPC-SP 1), 2015, Solvent Cleaning
The Society for Protective Coatings (SSPC) Surface Preparation Specification No.1 (SSPC-SP 1), 2015, 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), 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 11, 2013, Power Tool Cleaning to Bare Metal
The Society for Protective Coatings (SSPC)/NACE International (NACE) Joint Surface Preparation Standard SSPC-SP 6/NACE No. 3, 2007, Commercial 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 10/NACE No. 2, 2007, Near-White Blast Cleaning
The Society for Protective Coatings (SSPC)-SP 3, Power Tool Cleaning, 11-1-2004
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)
| 14 |
| N |
| Stat-O-Seal Washers |
| NSN: 5310-01-212-5987 PN: 0-4-3-5 |
| 12 ea. |
| 35.99 |
| 14 |
| N |
| O-Ring, Hub Flange Bolt Cover |
| NSN: 5331-00-983-9878 PN: 0-2-2-5 |
| 12 ea. |
| 1.96 |
| 15 |
| Y |
| **Blade Bolts |
| NSN: 5306-01-410-6893 |
| 4 ea. |
| 6,260.64 |
| 15 |
| N |
| Blade Bolt O-rings |
| NSN: 5330-01-408-7251 (0-3-2-11) |
| 48 ea. |
| 4.09 |
| 15 |
| N |
| Blade Seal |
| NSN: 5331-01-623-0621 (2-472 KA174-75) |
| 4 ea. |
| 62.93 |
| 15 |
| Y |
| *Lifting Device, Propeller Blade |
| NSN: 2020-01-F02-6825 |
| 1 ea. |
| 4,266.75 |
| 22 |
| N |
| Lower bearing |
| NSN: 3120-21-912-7635 |
| 1 ea. |
| 5,478.00 |
| 22 |
| N |
| Pintle bearing |
| NSN: 3120-21-912-7634 |
| 1 ea. |
| 2,610.00 |
| 23 |
| N |
| Seal Kit, Bow Thruster |
| NSN: 2010-01-555-9048 |
| 1 ea. |
| 3,634.00 |
| 23 |
| N |
| Seal Spacer |
| PN: B125SM44178 |
| 1 ea. |
| 35 |
| Y |
| *Transducer Cover Plate |
| N/A |
| 4 ea. |
| 50.00 |
| 38 |
| N |
| Floodlight, LED*** |
| NSN: 6120-01-661-5675 PN: STL-HI-45-UNIV-10CG |
| 8 |
| 619.00 |
| 48 |
| N |
| Anode, elliptical, platinum & niobium, 37.5 A |
| NSN: 5342-01-540-3444 |
| 4 ea. |
| 3,525.00 |
| 48 |
| N |
| Mat, neoprene |
| Siemens Water Technologies W2T98553 |
(Electrocatalytic 74225) NSN: 5330-01-540-9556
| 1 ea. |
| 35.26 |
| 55 |
| N |
| ***Fathometer Transducer, Shallow Water, 50-200 kHz |
| NSN: 5845-01-470-2500 |
Airmar Techonology SS505
| 1 ea. |
| 1,512.35 |
| 58 |
| N |
| SSS Tow Fish, 900/1800 kHz, Marine Sonic |
| 01-F17-5062 |
| 1 ea. |
| 4.799 |
| 58 |
| N |
| Onboard Repair Parts Kit, Maintenance Parts/Repair Kit (Note: supplied with equipment) |
| P/N: |
8ARC-USCGWLB225-
OBRP/01-F17-5063
| 1 ea. |
| 1,537 |
*Government-loaned property, which shall be returned to the vessel upon completion of the availability.
**New or refurbished equipment that the Government may provide for installation in place of existing equipment.
***Government-furnished property, which is to be supplied by either the vessel or the C4IT Service Center
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 |
| 3 |
| U/W Body, Preserve (100%) |
| 6 |
| Appendages (U/W), Leak Test |
| 9 |
| Voids (Non-Accessible), Leak Test |
| 11 |
| Tanks (Ballast), Clean and Inspect |
| 13 |
| Controllable Pitch Propellers, Clean and Inspect |
| 14 |
| Controllable Pitch Propeller, System Maintenance |
| 15 |
| Controllable Pitch Propeller Hub, General Maintenance, Perform |
| 18 |
| Sea Strainers - Simplex (All Sizes), Clean and Inspect |
| 21 |
| Rudder Stock Bearings, Check Clearances |
| 24 |
| Anchor Windlass, Inspect and Service |
| 25 |
| Anchor Chain(s) and Ground Tackle, Inspect and Repair |
| 34 |
| Impressed Current Cathodic Protection System, Inspect and Maintain |
| 40 |
| Propulsion Shaft Bearings (External), Check Clearances |
| 52 |
| Bilges, Preserve |
| 53 |
| Magazine #2 Bulkheads, Partial Preserve |
| 57 |
| Deck Covering, Renew |
Principal Characteristics
225' WLB (B-CLASS)
Physical
| Length overall |
| 225' 0" |
| Length between perpendiculars |
| 206' 0" |
| Maximum beam |
| 46' |
| Designed draft |
| 13' 0" |
| Full load displacement |
| 1905.6 Long Tons SW |
| Light ship displacement |
| 1500.7 Long Tons SW |
| Minimum operating displacement |
| 1869.2 Long Tons SW |
| Mast height (above 12' waterline) |
| 67' 5" |
| Anchor |
| Two 4000 lb standard Navy stockless anchors, 8 shots each, port and starboard, 1-3/8 die lock chain |
Hull
| Bilge keels (port & starboard) |
| Frames 42-79 |
Frame spacing
| FR 0 to 12 |
| 21" |
| FR 12 to 30 |
| 22" |
| FR 30 to 102 |
| 24" |
Machinery
| Main propulsion |
| Diesel Reduction |
| Diesel engines |
| Two Caterpillar 3608, TA, 3100 BHP each @ 900 RPM |
| Number of propellers |
| 1 |
| Number of blades |
| 4 |
| Diameter |
| 10' |
| Pitch |
| Controllable |
| RPM |
| 254 |
| Ship's service diesel generators |
| Two Caterpillar 3508 TA, 450 KW |
| Emergency diesel generator |
| One Caterpillar 3406 DITA, 280 KW |
| Shore tie |
| Two 450 VAC, 400 Amp, 3-wire |
| Shaft bearing, forward |
| Cooper Bearing 01-BCP-1400-EX-TL |
| Shaft bearing, aft |
| Water Lubricated Cutless Bearing |
Tank CAPACITIES
| Diesel oil |
| 76,498 gal. |
| Fresh water capacity |
| 8056 gal. |
| Hydraulic oil capacity |
| 2785 gal. |
| Lube oil storage |
| 764 gal. |
| Grey water tank |
| 2700 gal. |
| Sewage holding tank |
| 1700 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.
3.5 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 |
11000_SideScan_0617_FLT REC_11000_Side_Scan_FLT_225B WLB- ALL (1211)
WORK ITEM 1: Hull Plating (Side Scan), Ultrasonic Testing
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 225B WLB 111-1, Rev A, Shell Expansion Coast Guard Drawing 225B-WLB 801-6, Rev F, Docking Drawing
COAST GUARD Publications
Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), 2014, 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.
None.
3.1.2 Tech Rep.
Not applicable.
3.1.3 Protective measures. The Contractor shall furnish and install all protective coverings to seal off and protect all non-affected vessel's components, equipment, and spaces near the work area against contamination during the performance of work. Upon completion of work, the Contractor shall remove all installed protective measures, inspect for the presence of contamination, and return all contaminated equipment, components, and spaces to original condition of cleanliness.
3.1.4 Interferences. The Contractor shall handle all interferences in accordance with SFLC Std Spec 0000, paragraph 3.3.5 (Interferences). Known interferences include, but are not limited to the following:
· 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.
· For the purpose of this work item requirement, hulls with anti-abrasion coatings applicable to SFLC Standard Specification 6310 Appendix-C have the option to apply the coating system in two steps with the initial coat dry film thickness to be applied up to 5 mils. 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-abrasion coating system and remaining anti fouling coats as applicable to SFLC Standard specification 6310 Appendix C.
· 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.
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. Accomplish all required tasks within 10 calendar days of the start of the availability.
3.3.2.1 Provide a daily update to the COR on all areas inspected and potential issues or schedule changes.
3.3.2.2 Notify the COR at least 3 days prior to completion for an onsite review of readings and repair areas.
3.3.3 Scanning parameters. Use the following parameters during the course of this inspection:
· Automated scanning resolution shall be set to 0.5” x 0.5”
· Plates where scan data indicating wastage greater than or equal to 25% nominal plate thickness shall be highlighted in “RED” and designated “repair areas”.
· Plates where scan data indicating wastage greater than or equal to 15% to 24% of nominal plate thickness shall be highlighted in “YELLOW”.
· Plates where scan data indicating wastage greater than or equal to 10% to 14% of nominal plate thickness shall be highlighted in DARK GREEN.
· Hand held UT readings shall be taken to verify bad metal areas found with the side scan equipment. All readings shall be provided to the COR and the lowest reading marked on the hull at the bad metal location.
· Areas that are accessible but cannot be reached by the automated scanner shall be scanned with a hand-held meter at a resolution of 2” x 2”. Any repair areas found during the hand scan shall be marked on the ships hull and their approximate positions recorded on the plate drawings and report summary.
3.3.3.1 Any scanning parameter or scope of work changes must be approved by the KO.
3.3.3.2 The echo to echo transducer is not authorized due to inconsistent readings and technical difficulties.
3.3.3.3 There shall be no deviation from the color scheme specified above.
3.3.4 Ensure that the side scan inspection area includes the Port, Starboard, and Transom exterior shell plate below the water line, but shall exclude the following list.
· Areas under and within 6-inches of blocks and side blocks (areas that are accessible 6 inches from blocks and side blocks must be hand scanned.)
· Areas up to 6-inches around any obstacle on the hull including sea suctions, discharges, rudderposts, knuckle, bow stem, stabilizer tubes, and stern tubes, as applicable.
· Any areas blocked by immovable scaffolding or shipyard activity.
3.4 Side scan reports. The Contractor shall submit to the COR a final report within 3 working days after the side scan inspection is completed. A copy of all repair areas shall be clearly marked, in yellow or white, on the provided shell plate drawing(s), and provide a summary document of same areas. Submit two hard copies of the report with two CD’s containing the electronic (raw) data, as part of the CIR submission prior to departing the job site. Ensure the reports include:
· Inspection overview.
· Data sheets for each plate with designated repair areas outlined in blue.
· Mosaic of scanned data overlaid on Coast Guard Drawing 225B WLB 111-1.
3.4.1 Photos. Provide digital photos of all designated repair areas.
3.4.2 Electronic files. Ensure CD’s contain a complete copy of the report, interactive data files, and digital pictures. All electronic files shall be compatible with standard USCG workstation operating software. Electronic files format shall be such that the CG has the capability to change the percent of wastage (format conditioning) per plate. Electronic files shall be capable of being opened using MS Word, MS Excel, or PDF software. Digital pictures shall be recorded in JPEG format.
4. NOTES
This section is not applicable to this work item.
11000_1016_FLT
REC_11000_UWHIB_FLT_225B WLB (211 CGC OAK) (1211)
WORK ITEM 2: Hull Plating (U/W Body), Inspect
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 225B WLB 111-001, Rev A, Shell Expansion Coast Guard Drawing 225B WLB 114-001, Rev C, Shell Appendages Coast Guard Drawing 225B WLB 562-002, Rev D, Rudder Structural A & D Coast Guard Drawing 225B WLB 801-006, Rev F, Docking Drawing
Coast Guard Publications
Surface Forces…
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