NEAH_BAY_DS_SPECIFICATION.docx
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Work Specification HSCG85-15-Q-P45592 USCGC NEAH BAY DOCKSIDE REPAIRS FY15
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| NEAH_BAY_DS_FY15_Past_Perf_Questionnaire9Jan15.docx | DOCX document | |
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USCGC NEAH BAY (WTGB 105)
SPECIFICATION FOR DOCKSIDE REPAIRS
FY2015
Developed By: David W Forrest (Rev-0, 03 December 2014)
TABLE OF CONTENTS
| Revisions Record | iii |
| Consolidated List of References | iv |
| Consolidated List of Government-furnished Property | vii |
| Consolidated List of Critical Inspection Items | viii |
| Principal Characteristics - Tug | ix |
| General Requirements | 1 |
| WORK ITEM 1: Chain Lockers, Clean and Inspect | 16 |
| WORK ITEM 2: Ship Service Diesel Generator (SSDG) Exhaust Piping, Commercial Clean | 18 |
| WORK ITEM 3: Boiler Exhaust Stack Uptakes, Commercial Clean | 21 |
| WORK ITEM 4: Circuit Breakers (60 Hz), Inspect and Test | 24 |
| WORK ITEM 5: Anchor Chain(s) and Ground Tackle, Inspect and Repair | 27 |
| WORK ITEM 6: Anchor Windlass, Level 2 Inspect and Repair | 34 |
| WORK ITEM 7: Vertical Capstan, Level 2 Inspect and Repair | 37 |
| WORK ITEM 8: Boat Boom, Level 2 Inspect and Repair | 40 |
| WORK ITEM 9: Sewage Vacuum Collection Tanks, Clean and Inspect | 45 |
| WORK ITEM 10: Sewage Piping, Clean and Flush | 49 |
| WORK ITEM 11: Paint Containing Lead, Perform 100% Abatement | 53 |
| WORK ITEM 12: Fixed Ballast (Lead Ingots), Replace and Encapsulate | 56 |
| WORK ITEM 13: Main Diesel Engine (MDE) Exhaust Piping, Commercial Clean | 61 |
USCGC NEAH BAY (WTGB-140) DOCKSIDE AVAILABILITY FY2015
| ii |
| (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.
USCGC NEAH BAY (WTGB-140) DOCKSIDE AVAILABILITY FY2015
| iii |
| (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 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 – as follows:
· MIL/DOD/CID Specifications: http://www.assistdocs.com/search/search_basic.cfm
· Commandant Instruction Manuals: http://www.uscg.mil/directives/default.asp
· Public Laws, Code of Federal Regulations, U.S Codes, and other Federal Government laws:: www.gpoaccess.gov The Government is aware of the following internet web links where contractors may procure commercial specifications:
· American Welding Society (AWS): http://www.awspubs.com/index.php
· ANSI, ASTM, IEEEE, NFPA, ASME, SAE Standards: http://www.techstreet.com/
· NFPA: http://www.nfpa.org
· SSPC Standards and pictorial guides: http://shopping.netsuite.com/sspcmarketplace
COAST GUARD DRAWINGS
Coast Guard Drawing 101 WTGB 171-002, Rev T, Mast and Boom Coast Guard Drawing 101 WTGB 168—002, Rev G, Fdn Capstan Coast Guard Drawing 101 WTGB 186-001, Rev J, Fdn, Anchor Windlass Coast Guard Drawing 101 WTGB 186—003, Rev N, Foundation, Weather Coast Guard Drawing 101 WTGB 259-001, Rev L, Diesel Exhausts & Steam Generator Exhausts System A & D Coast Guard Drawing 101 WTGB 528-001, Rev L, Sanitary & Deck Drain System Diagram Coast Guard Drawing 101 WTGB 528-003, Rev C, Grey Water Mods & Tank Transitions Coast Guard Drawing 101 WTGB 581-001, Rev T, Anchor Handling A & D Coast Guard Drawing 101 WTGB 581-002, Rev C, Anch. Windls Outline Instl Data Coast Guard Drawing 101 WTGB 581-003, Rev E, Anch. Windls Mchry Assy Coast Guard Drawing 101 WTGB 582—002, Rev C, Vert Cpstn O.L. Instl Coast Guard Drawing 101 WTGB 582—003, Rev C, Vert Cpstn Mchry Assy Coast Guard Drawing 101 WTGB 583-004, Rev F, New Boat/Cargo Boxn & Fdn Dets Coast Guard Drawing 101 WTGB 583-006, Rev A, 140’ Boat/Cargo Boom Control Console Modifications Coast Guard Drawing 101 WTGB 583-007, Rev -, Boat/Cargo Boom Control Console Coast Guard Drawing 101 WTGB 801-004, Rev E, General Arrangement Below Main Deck Coast Guard Drawing 101 WTGB 801-5, Rev-H Coast Guard Drawing 101 WTGB-0191-1, Rev B, Fixed Ballast Compartment 4-52-0-Q Coast Guard Drawing 101-WTGB 320-6, Rev C, Power System One Line Diagram Coast Guard Drawing 101-WTGB-528-002 R Sanitary & Deck Drains A&D-Details Order
COAST GUARD PUBLICATIONS
Coast Guard Commandant Instruction (COMDTINST)_MI0360.3 (series), Coatings and Color Manual Coast Guard Technical Publication (TP) 3366, Section 583-A, Dec 2005, Boat Davit Hydraulic System Coast Guard Technical Publication (TP) 3478, 03-APR-01, Manufacturer's Instruction Book-SWBS Group(s) 324 Coast Guard Technical Publication (TP) 3483, Feb 2012, SWBS Groups 580-583, Anchor Windlass Coast Guard Technical Publication (TP) 3483, SWBS Groups 580-583, Feb 2012, Vertical Capstan Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), 2012, General Requirements Surface Forces Logistics Center Standard Specification 0740 (SFLC Std Spec 0740), 2012, Welding and Allied Processes Surface Forces Logistics Center Standard Specification 3020 (SFLC Std Spec 3020), 2012, Overhaul AC Electrical Motors Surface Forces Logistics Center Standard Specification 5000 (SFLC Std Spec 5000), 2012, Auxiliary Machine Systems Surface Forces Logistics Center Standard Specification 6310 (SFLC Std Spec 6310), 2012, Requirements for Preservation of Ship Structures
OTHER REFERENCES
ASTM International (ASTM) 6966, 2008, Standard Practice for Collection of Settled Dust Samples Using Wipe Sampling Methods for Subsequent Determination of Metals ASTM International (ASTM) D1330, 2004, Standard Specification for Rubber Sheet Gaskets Code of Federal Regulations (CFR) Title 29, Part 1910, Jul 2008, Occupational Safety and Health Standards Code of Federal Regulations (CFR) Title 29, Part 1910, Subpart Z, 1910.1025, 2011, Toxic and Hazardous Substances-Lead Code of Federal Regulations (CFR) Title 29, Part 1915, Jul 2008, Occupational Safety and Health Standards for Shipyard Employment Code of Federal Regulations (CFR) Title 33 CFR, Jul 2013, Navigation and Navigable Waters Code of Federal Regulations (CFR) Title 40, 2013, Protection of the Environment Code of Federal Regulations (CFR) Title 49, Oct 2013, Transportation DOD-STD-2187, Aug 1987, Chemical Cleaning of Salt Water Piping Systems Federal Specification (Fed Spec) RR-C-271, Nov 1995, Chain and Attachments, Welded and Weldless MIL-A-24456, Jun 1979, Adhesive for Plastic Vibration-Damping Tile MIL-C-24633, Apr 1998, Chain, Stud Link, Anchor, Low Alloy Steel, Flash Butt Welded MIL-DTL-23549, Feb 2007, Grease, General Purpose MIL-PRF-1149, Jun 1998, Gasket Materials, Synthetic Rubber, 50 and 65 Durometer Hardness MIL-PRF-23236, Sep 2009, Coating Systems for Ship Structures National Electrical Manufacturers Association (NEMA) Stds, Pub. No. AB4, 2003, Guidelines for Inspection and Preventive Maintenance of Molded Case Circuit Breakers Used in Commercial and Industrial Applications 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.11 (SSPC-SP 11), 2004, 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 Underwriters Laboratories Inc. (UL) 489, May 2002, Molded Case Circuit Breaker
USCGC NEAH BAY (WTGB-140) DOCKSIDE AVAILABILITY FY2015
| vi |
| (Rev-0) |
Consolidated List of Government-furnished Property The following is a list of property, which the Government will furnish. This list supersedes any other material obligations indicated or implied by referenced drawings.
USCGC NEAH BAY (WTGB-140) DOCKSIDE AVAILABILITY FY2015
This section is not applicable to this package.
| vii |
| (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 |
| 5 |
| Anchor Chain(s) and Ground Tackle, Inspect and Repair |
| 6 |
| Anchor Windlass, Level 2 Inspect and Repair |
| 7 |
| Vertical Capstan, Level 2 Inspect and Repair |
| 8 |
| Boat Boom, Level 2 Inspect and Repair |
| viii |
| (Rev-0) |
Principal Characteristics - Tug
PC_140_WTGB_1009
140’ WTGB (ICEBREAKING TUG)
PHYSICAL CHARACTERISTICS
| Length overall |
| 140' 0" |
| Length between Perpendiculars |
| 130' 0" |
| Breadth, Extreme |
| 37' 7-1/4" |
| Depth, Molded |
| 18' 2-3/8" |
| Frame Spacing |
| 1' 6" |
| Full Load Draft |
| 12' 1-1/2" |
| Full Load (Winter) Displacement |
| 687 Long tons (LT) |
Full Load (Winter) Center of Gravity
| Above Base (KG) |
| 13' 1" |
| Full Load Trimming Moment (Forward) |
| 75.6 Ft-LT |
| Minimum Operating Condition Draft |
| 11' 6-3/8" |
| Minimum Operating Condition Displacement |
| 640 Long tons |
Minimum Operating Condition Center of Gravity
| Above Base (KG) |
| 13' 4-1/4" |
Minimum Operating Condition Trimming Moment
| (Forward) |
| 76.8 Ft-LT |
| Height of Vessel Above DWL |
| Approx. 62' 0" |
MACHINERY CHARACTERISTICS
| Propulsion |
| Diesel-electric |
Number of Units: 2
Total Shaft Horsepower: 2500
| Propeller |
| Qty: 1 |
Number of Blades: 4
Diameter: 8' 6"
Pitch: Fixed
NOTE: Stability values above are for representative tug. Draft and longitudinal lever values provided above are for tugs in fresh water. Longitudinal lever values are provided to adjust tug's design drag of 1.0 feet by the stern.
| 63 |
| (Rev-0) |
00000_0714_FLT
REC_00000_FLT_ Commercial Project @ CG Facility (1212) General Requirements
1. SCOPE
1.1 Intent. This standard specification invokes general requirements for conducting vessel repairs performed by commercial contractors at a Coast Guard facility for Coast Guard vessels.
1.2 Term interchangeability. The terms 'Contractor', 'CG Yard', 'NAVSTA EVERETT', 'shipyard', 'Base', and 'Coast Guard Industrial' are used interchangeably in this specification. Where the primary service provider is Coast Guard personnel, references to contractor and other noted descriptors within this specification or within drawings, publications, SFLC Standard Specifications or other commercial and military references are deemed the same as prime service provider.
2. REFERENCES
Coast Guard Drawings None Coast Guard Publications Coast Guard Commandant Instruction (COMDTINST)_MI0360.3 (series), Coatings and Color Manual Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), 2012, General Requirements Surface Forces Logistics Center Standard Specification 0740 (SFLC Std Spec 0740), 2012, Welding and Allied Processes Surface Forces Logistics Center Standard Specification 6310 (SFLC Std Spec 6310), 2012, Requirements for Preservation of Ship Structures Other References ASTM International (ASTM) 6966, 2008, Standard Practice for Collection of Settled Dust Samples Using Wipe Sampling Methods for Subsequent Determination of Metals ASTM International (ASTM) D5363, 2008, Standard Specification for Anaerobic Single-Component Adhesives (AN) at reinstallation.
Code of Federal Regulations (CFR) Title 29, Part 1910, Jul 2008, Occupational Safety and Health Standards The Society for Protective Coatings (SSPC) Surface Preparation Specification No.11 (SSPC-SP 11), 2004, Power Tool Cleaning to Bare Metal Code of Federal Regulations (CFR) Title 33 CFR, Jul 2013, Navigation and Navigable Waters Code of Federal Regulations (CFR) Title 40, 2013, Protection of the Environment Code of Federal Regulations (CFR) Title 49, Oct 2013, Transportation
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)_MI0360.3C , Chapter 11 (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 5 of COMDTINST MI0360.3) are strictly prohibited.
3.4 Welding and brazing requirements. The Contractor shall perform all welding and allied processes, and NDI 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.
3.5.1 USCG facilities. The Contractor shall provide and maintain environmental protection as defined in SFLC Std Spec 0000 Appendix B, Requirements for Environmental Protection at USCG Facilities, during the performance of this availability. Contractor shall plan for and provide environmental protective measures to control pollution that develops during normal practice, as well as plan for and provide environmental protective measures required to correct conditions that develop during the project. Contractor shall comply with applicable Federal, state, and local laws, codes, ordinances, and regulations in their entirety. Any reference to a specific portion of a Federal, state, or local law, code, ordinance, or regulation in this or any other item shall not be construed to mean that relief is provided from any other sections of the law, code, ordinance, or regulation.
3.5.1.1 USCG Generator status. The activity Generator Status for the Coast Guard Facility is Small Generator.
3.5.1.2 Plans and permits. The CG Facility has unit specific permits including the following:
Spill Prevention Control and Countermeasures (SPCC) Plan: Unit has a SPCC Plan which requires certain unit-specific procedures be followed for the storage, inspection, and transfer of petroleum products in containers 55 gallons or greater.
National Pollutant Discharge Elimination System (NPDES) Storm Water (SW) Permit: Unit has an NPDES SW permit which requires unit-specific procedures be followed for the storage and inspection of equipment and materials which may contribute contaminants to storm water discharges.
Air Emission Permit: Unit has a Air Emission Permit which requires unit-specific procedures be followed for the emissions of VOCs and hazardous air pollutants.
3.5.2 Test and procedures. The Contractor shall be required to promptly conduct tests and procedures for the purpose of assessing whether operations are in compliance with applicable Environmental Laws. Analytical work shall be done by qualified laboratories; and where required by law, the laboratories shall be certified.
3.5.3 Regulatory notifications. The Contractor shall be responsible for all regulatory notification requirements in accordance with Federal, State and local regulations. In cases where the Coast Guard must also provide public notification, such as storm water permitting, the Contractor must coordinate with the Contracting Officer or COR, and if work is being performed at a USCG Facility, the local Facility Engineer or Engineering Officer. The Contractor shall submit copies of all regulatory notifications to the Contracting Officer and the local Facility Engineer or Engineering Officer prior to commencement of work activities. Regulatory notifications shall be provided for including but not limited to demolition, renovation, National Pollutant Discharge Elimination System (NPDES) defined site work, and remediation of controlled substances such as asbestos, hazardous waste, and lead paint.
3.5.4 Environmental manager. The Contractor shall appoint in writing an Environmental Manager for the project, and shall be responsible for coordinating Contractor compliance with Federal, State, local, and station environmental requirements. The Environmental Manager shall ensure compliance with Hazardous Waste Program requirements, including hazardous waste handling, storage, manifesting, and disposal; implement the Contractors’ Environmental Management Plan; ensure that all environmental permits are obtained, maintained, and closed out; ensure compliance with Storm Water Program Management requirements; ensure compliance with Hazardous Materials including storage, handling, and reporting requirements; as well as coordinate any remediation of regulated substances such as lead, asbestos, and polychlorinated biphenyl (PCB). This may be a collateral position; however the individual must be trained to adequately accomplish the following duties; ensure waste segregation and storage compatibility requirements are met; inspect and manage Satellite Accumulation areas; ensure only authorized personnel add wastes to containers; ensure all Contractor personnel are trained in 40 CFR requirements and individual position requirements; coordinate removal of waste containers; and maintain the Environmental Records binder and required documentation, including environmental permits compliance and close-out.
3.5.5 HW disposal. Contractor shall comply with SFLC Std Spec 0000 Appendix B, Requirements For Environmental Protection At USCG Facilities for HW disposal, and ensure that waste removals are conducted during normal business hours (0800-1600) on Monday through Friday (excluding holidays).
3.5.6 Additional Requirements. The Contractor shall be aware of the following:
3.5.6.1 No Contractor or Subcontractor shall have the authority to sign a Hazardous Waste Manifest using the Coast Guard facility’s EPA Generator ID Number or remove contract generated hazardous waste from the Coast Guard facility without COR or KO-approval.
3.5.6.2 Local environmental regulations at the Government facilities may be more stringent. As with all environmental regulations, the Contractor shall prepare for and comply with local and state regulations.
3.5.6.3 Coast Guard facilities do not maintain Facilities Response Plans (FRPs) per 33 CFR 154. Contractor shall furnish the FRP when required for over-the-water liquids transfers to and from vessels, and is required for oil/fuel transfers to/from vessels for 250 barrels (10,500 gallons) or more.
3.6 Local Policy. None.3.7 SFLC standard specification approved changes. The Contractor shall be aware that the following are approved changes to published SFLC 2012 Edition Standard Specifications and supersede published content:
3.7.1 SFLC Std Spec 8634, Drydocking, Appendix A, page A5, paragraph A2.7.1.3 Side Blocks: Remove formula value shown as g – Acceleration of gravity – 32.3 Ft/sec2, and replace with formula value g - Acceleration of gravity - 32.174 ft/sec2.
3.7.2 SFLC Std Spec 0740, Welding and Allied Processes. SFLC Std Spec 0740 added Appendix E, Stray Current Protection: New Appendix is posted with SFLC Standard Specifications as a separate document on internet and intranet webpage.
3.7.2.1 SFLC Std Spec 0740, page 1, paragraph 1.2 Appendices: Add ‘Stray Current Protection’ to ‘Process Standard column of appendices table. Add ‘E’ to ‘Appendix’ column of appendices table.
3.7.2.2 SFLC Std Spec 0740, page 4, paragraph 3.1.3 Stray current protection: Add “The Contractor shall meet all requirements for stray current protection as specified in Appendix E - Stray Current Protection.” directly after paragraph 3.1.3 title.
3.7.2.3 SFLC Std Spec 0740, page 4, paragraph 3.1.3 Stray current protection: Delete paragraphs 3.1.3.1 and 3.1.3.2.
3.7.3 SFLC Std Spec 0450, Electrical Power for Contractor’s Tools and Equipment, page 1, paragraph 1.1 Intent: Add sentence, “Note that stray current protection for welding equipment is covered in SFLC Standard Specification 0740, Welding and Allied Processes, Appendix E.” to end of paragraph.
3.7.3.1 SFLC Std Spec 0450, page 5, paragraph 3.4 Equipment Grounding: Add sentence, “Stray current protection for welding equipment is covered in SFLC Standard Specification 0740, Welding and Allied Processes, Appendix E.” to end of paragraph.
3.7.3.2 SFLC Std Spec 0450, page 6, paragraph 3.4 Equipment Grounding: Delete paragraphs 3.4.1.4 and 3.4.1.5.
3.7.3.3 SFLC Std Spec 0450, page 6, paragraph 3.4 Equipment Grounding: Delete Figure 5.
3.7.4 SFLC Std Spec 0000, General Requirements, Appendix A Requirements for Environmental Protection has been superseded by SFLC Std Spec 0000, General Requirements, Appendix A Requirements for Environmental Protection at Contractor Operated (Non USCG) Facilities, with addition of SFLC Std Spec 0000 Appendix B Requirements for Environmental Protection at USCG Facilities. The new Appendices are posted with SFLC Standard Specifications as separate documents on SFLC Standard Specification webpage.
3.7.4.1 SFLC Std Spec 0000, page 22, paragraph 3.3.3.1 NOTE. Add "Flame-retardant polyethylene deck plate with a non-slip diamond pattern from 10 to 40mil thickness" to body of Note.
3.7.4.2 SFLC Std Spec 0000, page 3, bullet “ISC.” Delete “lead-contaminated materials.”
3.7.4.3 SFLC Std Spec 0000, page 27, after Note box under paragraph 3.3.13.1.2 add the following paragraphs:
“3.3.13.1.3 Dock and Sea trials. The Contractor shall conduct dock trials to test the work performed during the contract when required by individual work items (see 3.3.13 Tests and Inspections). This shall include operational tests or inspections, as appropriate, of all machinery, piping, wiring, insulation, preservation work, deck coverings, and any other article removed, moved, disturbed, or damaged by the Contractor in accomplishing the work outlined in the specification. Schedule for these specific dockside tests or inspections shall be included within the planning document (see 3.2.5 Planning document).
3.3.13.1.3.1 The Contractor shall provide a pier facility or allow the vessel to move to a Coast Guard pier to support dock trials. The Contractor shall not conduct trials that require the vessel to be waterborne while the vessel is floating inside a dock (e.g., graving dock, floating drydock).
3.3.13.1.3.2 Sea trials to conduct equipment operational tests are not required unless a Sea Trial Performance work item is specifically included within the specification.”
3.7.4.4 SFLC Std Spec 0000, page 11, paragraph 3.2.5, add the following bullets to the bulleted list:
Identifies the “critical paths” for the project.
Shows calculations for the “float” along the critical paths and labels the critical paths with the number of delay days the critical paths can absorb without affecting the final delivery date.
3.7.4.5 SFLC Std Spec 0000, page 11, Add the following Note between paragraphs 3.2.5 and 3.2.5.1:
NOTE
Float is the number of days that the critical paths can be delayed without affecting the final delivery date.
3.7.4.6 SFLC Std Spec 0000, page 12, add the following paragraphs and Note after Figure 1:
“3.2.5.4 When the critical path extends beyond or encroaches upon the final delivery date, provide a resource constraint and scheduling evaluation of the critical path before any request for extension will be entertained. Submit the resource constraint and scheduling evaluation via a CFR.
NOTE
The intent of the resource constraint and scheduling evaluation is to identify the resources necessary to ‘crash’ the critical path or make adjustments to the production schedule to meet the delivery date in lieu of a project extension.”
3.7.4.7 Std Spec 0000, General Requirements, page 4, paragraph 1.3 Acronyms and term definitions, “Paint Containing Lead” remove lead content percent of “0.06 percent by weight (0.12 mg/cm2, or 600 ppm)” and replace with “0.009 percent by weight (0.018 mg/cm2, or 90 ppm)”
3.7.5 SFLC Std Spec 6310, Requirements For Preservation Of Ship Structures, page 10, add “3.1.6.5 Preconstruction Primers. Also known as shop primers, preconstruction primers are used as a temporary coating to protect steel from corrosion during welding, storage, and fabrication. Preconstruction primers shall be removed prior to applying the permanent coating system on all critical coated surfaces. Preconstruction primers may be left in place in other interior areas (such as machinery spaces, habitability spaces, etc.) if they are intact, uncontaminated, and compatible with the overcoating system.”
3.7.5.1 Std Spec 6310, Appendix B, page B12 , the formatting for of Notes 17-19 change and add as per the following:
SFLC Std Spec 6310, Cutter And Boat Interior Painting Systems, Appendix B12, Note 17, delete sentence, “Persistent corrosion in a particular area of an aluminum bilge may dictate the need for a protective High Build Epoxy coating to be applied to that local area.”
SFLC Std Spec 6310, Cutter And Boat Interior Painting Systems, Appendix B12, Note 18, replace entire note with “Persistent corrosion in a particular area of an aluminum bilge may dictate the need for a protective High Build Epoxy coating to be applied to that local area. “ SFLC Std Spec 6310, Cutter And Boat Interior Painting Systems, Appendix B12, Note 19, replace entire note with “Painting plastic surfaces is highly discouraged, but after it is done once, it must be maintained.”
SFLC Std Spec 6310, Cutter And Boat Interior Painting Systems, Appendix B12, Add Note “20. For aluminum surfaces, remove all oil, grease, dirt, metal oxides (corrosion products) and other foreign material by cleaning per SSPC-SP 1 prior to blast cleaning and following blast cleaning immediately prior to coating. The end result of abrasive blasting will be a surface cleanliness similar to that of SSPC-SP 10 for steel with all coating removed.
3.7.5.2 Std Spec 6310, Appendix E, pages E1, E3, and E4, QA Inspection Forms QA-1, QA-3a, and QA-3b respectively, reference The Society for Protective Coatings (SSPC)/NACE International (NACE) Joint Surface Preparation Standard SSPC-SP 12/NACE No. 5 erroneously, and are corrected as per the following:
3.7.5.2.1 Std Spec 6310, Appendix E, pages E1, QA Inspection Form QA-1, Check point 5- Surface Preparation, check box description 2, replace “(i.e.: SSPC SP-12, SP-11, SP-10…).” with “(i.e.: SSPC SP-11, SP-10, SP WJ-2…).”
3.7.5.2.2 Std Spec 6310, Appendix E, page E3, QA Inspection Form QA-3a, Surface Preparation Method column of the Profile Achieved table, 2nd record, replace “SSPC-SP-12/NACE No. 5” with “SSPC-SP WJ-1/NACE WJ-1”.
3.7.5.2.2.1 Add record to table beneath “SSPC-SP WJ-1/NACE WJ-1” and label as “SSPC-SP WJ-2/NACE WJ-2”
3.7.5.2.2.2 Add record to table beneath “SSPC-SP WJ-2/NACE WJ-2” and label as “SSPC-SP WJ-3/NACE WJ-3”
3.7.5.2.2.3 Add record to table beneath “SSPC-SP WJ-3/NACE WJ-3” and label as “SSPC-SP WJ-4/NACE WJ-4”
3.7.5.2.3 Std Spec 6310, Appendix E, page E4, QA Inspection Form QA-3b, Surface Preparation Method column of the Profile Achieved table, 2nd record, replace “SSPC-SP-12/NACE No. 5” with “SSPC-SP WJ-1/NACE WJ-1”.
3.7.5.2.3.1 Add record to table beneath “SSPC-SP WJ-1/NACE WJ-1” and label as “SSPC-SP WJ-2/NACE WJ-2”
3.7.5.2.3.2 Add record to table beneath “SSPC-SP WJ-2/NACE WJ-2” and label as “SSPC-SP WJ-3/NACE WJ-3”
3.7.5.2.3.3 Add record to table beneath “SSPC-SP WJ-3/NACE WJ-3” and label as “SSPC-SP WJ-4/NACE WJ-4”
3.7.6 SFLC Std Spec 8635, Temporary Services, page 2, delete paragraph 3.3.2.2.
3.7.7 SFLC Std Spec 5000, Auxiliary Machine Systems, Appendix C, page C9: Replace paragraph C2.8.1.3 and Table C-3, and add additional paragraphs C2.8.1.4, C2.8.1.5, and C2.8.1.6. as follows:
“C2.8.1.3 Flushing fluid minimum flow rate requirements. Ensure the minimum flow rates provided in Table C-3 are maintained for each circuit. If multiple loops are flushed concurrently, each loop shall be provided with a flow measuring device. Provide calibrated flow meters. Prior to flushing, submit the certification of calibration to the CG Inspector.
TABLE C-3 - MINIMUM FLOW RATE FOR FLUSHING WITH FLUID
Pipe Size inside dia (Inch) Gal/Min
| To 0.5 |
| 18 |
| 0.5 to 0.75 |
| 34 |
| 0.75 to 1.0 |
| 56 |
| 1.0 to 1.25 |
| 100 |
| 1.25 to 1.5 |
| 138 |
| 1.5 to 2.0 |
| 230 |
| 2.0 to 2.5 |
| 330 |
| 2.5 to 3.0 |
| 420 |
NOTES
1. Flow rates represent minimum flows needed to achieve a turbulent flow condition and maximize benefits of flushing effort.
2. Flow rate selected for flow velocity of 25 ft/sec in the schedule 80/160 pipe, as applicable. If there is a conflict between the pressure and flow rate requirements of this specification, the minimum flow rates shall be governing, unless the working pressure of the system is exceeded. The uses of by-pass (flow control) valves are not allowed downstream of the flow meters.
C2.8.1.4 Whenever a noticeable increase in the pressure drop across strainers is observed, the strainers should be cleaned and bag renewed. Be aware that this may occur as frequency as 15 min intervals.
C2.8.1.5 During flushing, constant monitoring of the flushing oil must be maintained in order to determine the contamination level. Filtering shall continue until the fluid entering the return flow filter meets the particle population ISO cleanliness code of 17/14, in accordance with ISO 4406. All flushing fluid shall pass through the return filter after passing through each system flushing circuit. All samples shall be taken at a point just prior to this filter C2.8.1.6 Take a representative sample of oil from the hydraulic system of the hydraulic system. Send samples out for laboratory analysis. Analysis shall include viscosity, moisture, total acid number, particle size and population in sufficient detail to determine ISO cleanliness code of 17/14, in accordance with ISO 4406. Submit CFR.”
3.7.8 SFLC Std Spec 6341, Appendix A, Paragraph A2.1.1, replace with “A2.1.1 Cove vase. Include a cove base, using the same epoxy resin deck covering system material, to a maximum height of four inches at all adjacent vertical bounding surfaces, where applicable."
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 (Frame References) |
| 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 and 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 Reading:__________ mils Place Surface Profile Replica Tape Here Reading:__________ mils Place Surface Profile Replica Tape Here Reading:__________ mils
Place Surface Profile Replica Tape Here Reading:__________ mils Place Surface Profile Replica Tape Here Reading:__________ mils Place Surface Profile Replica Tape Here Reading:__________ mils
Place Surface Profile Replica Tape Here Reading:__________ mils Place Surface Profile Replica Tape Here Reading:__________ mils Place Surface Profile Replica Tape Here Reading:__________ mils
Place Surface Profile Replica Tape Here Reading:__________ mils Place Surface Profile Replica Tape Here Reading:__________ mils Place Surface Profile Replica Tape Here Reading:__________ mils
Place Surface Profile Replica Tape Here Reading:__________ mils Place Surface Profile Replica Tape Here Reading:__________ mils Place Surface Profile Replica Tape Here 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 and 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 |
| _____ mils |
| _____ mils |
| _____ mils |
| _____ mils |
| Reading: |
| _____ mils |
| _____ mils |
| _____ mils |
| _____ mils |
| _____ mils |
| Reading: |
| _____ mils |
| _____ mils |
| _____ mils |
| _____ mils |
| _____ mils |
| Reading: |
| _____ mils |
| _____ mils |
| _____ mils |
| _____ mils |
| _____ mils |
| Reading: |
| _____ mils |
| _____ mils |
| _____ mils |
| _____ mils |
| _____ mils |
| Reading: |
| _____ mils |
| _____ mils |
| _____ mils |
| _____ mils |
| _____ mils |
| Reading: |
| _____ mils |
| _____ mils |
| _____ mils |
| _____ mils |
| _____ mils |
| Reading: |
| _____ mils |
| _____ mils |
| _____ mils |
| _____ mils |
| _____ mils |
| Reading: |
| _____ mils |
| _____ mils |
| _____ mils |
| _____ mils |
| _____ mils |
| Reading: |
| _____ mils |
| _____ mils |
| _____ mils |
| _____ mils |
| _____ mils |
Mean Mil Reading (IAW ASTM D4417-Method B) for above 10 readings (by column):
| _____ mils |
| _____ mils |
| _____ mils |
| _____ mils |
| _____ mils |
| 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.
| SPOT |
| 1 |
| 2 |
| 3 |
| 4 |
| 5 |
Overall Avg. DFT
ADJUSTMENTS
| Avg. BMR |
| Deviation |
| Before Adjustments |
| After Adjustments |
Avg.
| 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 |
12300_CHNLKR_0712_FLT
REC_63110_FLT_CHNLKR_140’ WTGB (ALL) (0110)
WORK ITEM 1: Chain Lockers, Clean and Inspect
1. SCOPE
1.1 Intent. This work item describes the requirements for the Contractor to clean and inspect the Chain Lockers.
1.2 Government-furnished property.
None.
2. REFERENCES
Coast Guard Drawings Coast Guard Drawing 101 WTGB 801-004, Rev E, General Arrangement Below Deck Coast Guard Publications Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), 2012, General Requirements Other References None.
3. REQUIREMENTS
3.1 General. The Contractor shall refer to Coast Guard Drawing 101 WTGB 801-004 for guidance.
3.1.1 CIR.
None.
3.1.2 Technical Representative.
Not applicable.
3.1.3 Protective measures. The Contractor shall furnish and install suitable covering to seal off and protect all non-affected surfaces/equipment and spaces in the vicinity of the work area against contamination during the performance of work. Upon completion of work, remove protective material and inspect for the presence of contamination. Clean all equipment and spaces, contaminated due to improper protection, to original condition of cleanliness.
3.1.4 Interference. The Contractor shall be aware that interferences in way of work include, but are not limited to the below-listed. Handle all interferences in accordance with SFLC Std Spec 0000, paragraph 3.3.5 (Interferences):
Anchors and chains.
Fluid contents of chain locker(s).
Deck grating.
3.2 Cleaning tasks. The Contractor shall clean all Chain Locker interior surfaces free of all foreign materials, such as sediment or sludge. Remove all persistent residues, taking care not to damage the coating system. Remove cleaning media and residues continuously during the washing process. Remove any residual wash media and wipe up residual moisture with clean lint-free cloths. Collect, contain, and dispose of all wash media, residues, and cleaning materials in accordance with all Federal, state, and local regulations.
3.3 Inspection. The Contractor shall visually inspect sounding tubes and chain locker surfaces, including associated structural members. Submit a CFR including the following, as applicable:
Structural condition Inaccessible areas Condition of coating system, including measurements taken, percentage, location, and type of coating failure.
NOTE
Coast Guard personnel will operate all shipboard machinery and equipment.
4. NOTES
This section is not applicable to this work item.
25902_0612_FLT
REC_25902_FLT_140 WTG (ALL) (0210)
WORK ITEM 2: Ship Service Diesel Generator (SSDG) Exhaust Piping, Commercial Clean
1. SCOPE
1.1 Intent. This work item describes the requirements for the Contractor to clean the Ship Service Diesel Generator (Both SSDGs) exhaust piping.
1.2 Government-furnished equipment.
None.
2. REFERENCES
Coast Guard Drawings Coast Guard Drawing 101 WTGB 259-001, Rev L, Diesel Exhausts & Steam Generator Exhausts System A & D
Coast Guard Publications Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), 2012, General Requirements Surface Forces Logistics Center Standard Specification 6310 (SFLC Std Spec 6310), 2012, Requirements for Preservation of Ship Structures Other References Code of Federal Regulations (CFR) Title 29, Part 1915, Jul 2008, Occupational Safety and Health Standards for Shipyard Employment
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 suitable covering to seal off and protect all non-affected surfaces/equipment and spaces in the vicinity of the work area against contamination during the performance of work. Upon completion of work, remove protective material and inspect for the presence of contamination. Clean all equipment and spaces, contaminated due to improper protection, to original condition of cleanliness.
3.1.4 Interferences. The Contractor shall be aware that interferences in way of work include, but are not limited to the below-listed. Handle all interferences in accordance with SFLC Std Spec 0000, paragraph 3.3.5 (Interferences):
Access covers.
Exhaust stack.
SSDG.
Vent ducting.
Wiring.
Exhaust pipe expansion joints.
Exhaust insulation blankets.
Support brackets
3.1.5 Safety precaution. The Contractor shall rig suitable safety netting, to protect workers during possible falls, and to protect the Engine Room and machinery from falling tools.
3.1.6 Access openings.
Not applicable.
3.2 Work plan. The Contractor shall develop and submit to the COTR, a plan for collecting and disposing of waste extracted during cleaning process. Ensure that the proposed plan shall detail how and where exhaust piping will be disconnected, how entire length of exhaust piping will be divided/sectioned for cleaning, and precautions to protect the SSDG. The Contractor shall perform this work upon receiving Coast Guard approval of the plan.
3.3 Operational test - initial. Prior to commencement of work, the Contractor shall witness an operational pre-test (by Coast Guard personnel) of the exhaust stack system, to demonstrate existing operational condition. Submit a CFR.
3.4 Cleaning. The Contractor shall clean the interior surfaces of the exhaust piping to the SSDG, shown on Coast Guard Drawing(s) 101 WTGB 259-001, to a condition free from soot, tar, and any other foreign matter as follows:
3.4.1 Disconnect the exhaust piping as necessary to facilitate cleaning.
3.4.2 Thoroughly sweep, mechanically clean, and vacuum the interior of each exhaust pipe system, including the mufflers, from the exhaust outlet to the topmost location outside the vessel. Ensure that all tar deposits, soot deposits, and all other surface contaminants are completely removed.
3.4.3 Upon completion of cleaning, do the following:
3.4.3.1 Remove all debris from the pipe surfaces, stack deck, and Engine Room areas by vacuuming. Dispose of all cleaning materials and generated debris in accordance with all applicable Federal, state, and local regulations.
3.4.3.2 Reassemble exhaust piping; renew all flange connection gaskets with suitable high temperature, non-asbestos-containing gasket materials; and renew all fasteners.
3.5 Inspection and report. The Contractor shall perform a visual inspection of the following components; submit a CFR:
Exhaust stack access hatches, including all associated studs and nuts.
All cleaned exhaust stack surfaces.
All exhaust expansion joints, including associated bolts.
3.6 Touch-up preservation. The Contractor shall prepare and touch-up coat all disturbed surfaces to match existing adjacent surfaces in accordance with SFLC Std Spec 6310, Appendix B (Cutter and Boat Interior Painting Systems).
3.7 Operational test – post repairs. After completion of work, the Contractor shall witness an operational test (by Coast Guard personnel) of the exhaust stack system to prove satisfactory operating condition. Submit a CFR.
4. NOTES
This section is not applicable to this work item.
25903_0414_FLT
REC_25903_FLT_140 WTGB (ALL) (0414)
WORK ITEM 3: Boiler Exhaust Stack Uptakes, Commercial Clean
1. SCOPE
1.1 Intent. This work item describes the requirements for the Contractor to clean the Boiler exhaust piping. (Both ship boilers)
1.2 Government-furnished property.
None.
2. REFERENCES
Coast Guard Drawings Coast Guard Drawing 101 WTGB 259-001, Rev L, Diesel Exhausts & Steam Generator Exhausts System A & D Coast Guard Publications Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), 2012, General Requirements Surface Forces Logistics Center Standard Specification 6310 (SFLC Std Spec 6310), 2012, Requirements for Preservation of Ship Structures Other References None.
3. REQUIREMENTS
3.1 General.
3.1.1 CIR.
None.
3.1.2 Tech Rep.
Not applicable.
3.1.3 Protective measures. The Contractor shall furnish and install suitable covering to seal off and protect all non-affected surfaces/equipment and spaces in the vicinity of the work area against contamination during the performance of work. Upon completion of work, remove protective material and inspect for the presence of contamination. Clean all equipment and spaces, contaminated due to improper protection, 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 below-listed:
Access covers.
Exhaust stack.
Boiler.
Exhaust pipe expansion joints.
Exhaust insulation blankets.
Support brackets
3.1.5 Safety precaution. The Contractor shall rig suitable safety netting, to protect workers during possible falls, and to protect the Engine Room and machinery from falling tools.
3.2 Operational test - initial. Prior to commencement of work, the Contractor shall witness an operational pre-test (by Coast Guard personnel) of the exhaust stack system, to demonstrate existing operational condition. Submit a CFR.
3.3 Cleaning. The Contractor shall clean the interior…
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