BISCAYNE_BAY_(WTGB_140)_DS_FQ3_SCP_18R0_1.pdf

USCGC BISCAYNE BAY (WTGB 104)

SPECIFICATION FOR DOCKSIDE REPAIRS

FY2018

(Rev-0, 12 October 2017)

USCGC BISCAYNE_BAY (WTGB-140) DOCKSIDE AVAILABILITY FY2018

ii (Rev-0)

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, IceBreaking ................................................................................................ ix General Requirements WORK ITEM 1: Tanks (Potable Water), Clean and Inspect WORK ITEM 2: Tanks (Ballast), Clean and Inspect WORK ITEM 3: Main Diesel Engine (MDE) Exhaust Piping, Commercial Clean WORK ITEM 4: Ship Service Diesel Generator (SSDG) Exhaust Piping, Commercial Clean WORK ITEM 5: Boiler Exhaust Stack Uptakes, Commercial Clean WORK ITEM 6: Vent Ducts (Engine And Motor Room All), Commercial Cleaning WORK ITEM 7: Vent Ducts (Galley and Pantry Room All), Commercial Cleaning WORK ITEM 8: Vent Ducts (Laundry Exhaust), Commercial Cleaning WORK ITEM 9: Vent Ducts (All Other), Commercial Cleaning WORK ITEM 10: Compressed Air Receivers and System Valves (All), Clean, Inspect, Hydro and Lift . 40 WORK ITEM 11: Anchor Windlass, Inspect and Service WORK ITEM 12: Vertical Capstan, Inspect and Service WORK ITEM 13: Tanks (Grey Water Holding), Preserve “Partial” WORK ITEM 14: Tanks (Potable Water), Preserve “Partial” WORK ITEM 15: Watertight Hatches (External DC Deck and Below), Renew WORK ITEM 16: Deck Covering, Electrical Matting, Renew WORK ITEM 17: Watertight Doors and Scuttles (Internal, DC Deck and Below), Renew WORK ITEM 18: Grey Water Holding Tank(s), Clean and Inspect iii (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.

iv (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 259-001, Rev L, Diesel Exhausts & Steam Generator Exhausts System

A & D

Coast Guard Drawing 101 WTGB 101-WTGB-581-003, Anchor Windlass Machinery Assy

Coast Guard Drawing 101 WTGB 101-WTGB-582-003, Vertical Capstan Machinery Assy

Coast Guard Drawing 101 WTGB 801-005, General Arrangement, Main Deck & Above

Coast Guard Drawing 101 WTGB 514-002, Rev X, Ventilation & A/C Arrangements & Details

Coast Guard Drawing 101 WTGB 101-WTGB-186-001, Anchor Windlass Foundation

Coast Guard Drawing 101 WTGB 551-003, Rev K, Compressed Air System Diagram

Coast Guard Drawing 101 WTGB 583-004, Rev F, New Boat/Cargo Boxn & Fdn Dets

Coast Guard Drawing 101 WTGB 583-007, Rev -, Boat/Cargo Boom Control Console

Coast Guard Drawing 101-WTGB-528-001 L Sanitary & Deck Drains Diag

Coast Guard Drawing 101-WTGB-528-002 R Sanitary & Deck Drains A&D-Details Order

Coast Guard Drawing 101-WTGB-528-003 C Grey Water Mods & Tank Transition

Coast Guard Drawing FL 3801-67, Rev B, Sheets 1 through 10 of 50 (General Notes – Ductwork) and

Sheet 39 (Handholes for W.T. and N.W.T. Ducts)

NAVSEA 803 1645098 MOD

NAVSEA 803 1645097 MOD

The USCG Drawing is not a direct replacement as is not a QAWTH http://www.assistdocs.com/search/search_basic.cfm http://www.uscg.mil/directives/default.asp http://www.gpoaccess.gov/ http://www.awspubs.com/index.php http://www.techstreet.com/ http://www.nfpa.org/ http://shopping.netsuite.com/sspcmarketplace v (Rev-0)

COAST GUARD PUBLICATIONS

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

Manual

Coast Guard Technical Publication (TP) 3366, Section 583-A, Dec 2005, Boat Davit Hydraulic System

Coast Guard Technical Publication (TP) 3456, 2001, Ship Information Book, Section B

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 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 3020 (SFLC Std Spec 3020), 2014, Overhaul AC

Electrical Motors

Surface Forces Logistics Center Standard Specification 5000 (SFLC Std Spec 5000), 2014, Auxiliary

Machine Systems

Surface Forces Logistics Center Standard Specification 5100 (SFLC Std Spec 5100), 2014, Clean

Shipboard Ventilation Systems

Surface Forces Logistics Center Standard Specification 6310 (SFLC Std Spec 6310), 2012, Requirements for Preservation of Ship Structures

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 8636 (SFLC Std Spec 8636), 2012, Temporary

Hull Accesses

Surface Forces Logistics Center Standard Specification 8636 (SFLC Std Spec 8636), 2014, Temporary

Hull Accesses

OTHER REFERENCES

American National Standards Institute/American Water Works Association (ANSI/AWWA) C652, 2002, Disinfection of Water-Storage Facilities

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 Testing and Materials (ASTM) International F1508, 2016, Standard Specification for Angle Style, Pressure Relief Valves for Steam, Gas, and Liquid Services

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

Welding End

ASTM International (ASTM) D1330, 2004, Standard Specification for Rubber Sheet Gaskets vi (Rev-0)

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

Code of Federal Regulations (CFR) Title 29, Part 1915, Jul 2008, Occupational Safety and Health

Standards for Shipyard Employment

Commercial Item Description (CID) A-A-59316, 2003, Abrasive Materials for Blasting

Federal Specification (Fed Spec) DDD-C-95, Mar 1972, Carpets and Rugs, Wool, Nylon, Acrylic, Modacrylic

Manufacturers Standardization Society of the Valve and Fittings Industry (MSS) SP-61, 2013 Edition, Pressure Testing Of Valves

Manufacturers Standardization Society of the Valve and Fittings Industry (MSS) SP-67, 2011 Edition, Butterfly Valves

Manufacturers Standardization Society of the Valve and Fittings Industry (MSS) SP-72, 2010 Edition, Ball Valves with Flanged or Butt-Welding Ends for General Service

Manufacturers' Standardization Society of the Valve and Fittings Industry (MSS) SP-80, 2013 Edition, Bronze Gate, Globe, Angle and Check Valves

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)/NACE International (NACE) 2006, Joint Surface Preparation

Standard SSPC-SP 10/NACE No.2, Near-White Blast Cleaning vii (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.

WORK

ITEM

MTI ITEM

DESCRIPTION

NSN/PN QTY ESTIMATED

COST

($/UNIT)

16 N 1-6-2 24x30

QAWTH

NAVSEA Drawing 803

1645098 MOD

1 ea. 7500.00

16 N 1-84-1 24x30

QAWTH

NAVSEA Drawing 803

1645098 MOD

1ea 7500.00

18 N 18” Diameter Quick-

Acting Watertight

Flush Scuttle, Steel, 3-Dog, Fwd Hinge

(including associated coaming)

NSN: 1H-2040-00-725-

1 ea. 4000.00

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

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

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

CONSOLIDATED LIST OF CRITICAL INSPECTION ITEMS

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

(Inspection report particulars):

Work

Item Title

2 Tanks (Ballast), Clean and Inspect

11 Anchor Windlass, Inspect and Service

12 Vertical Capstan, Inspect and Service

13 Boat Boom, Inspect and Service

17 Deck Covering, Electrical Matting, Renew ix (Rev-0)

PRINCIPAL CHARACTERISTICS - TUG, ICEBREAKING

140’ WTGB (TUG, ICEBREAKING)

PHYSICAL

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 (Winter) draft (at ) 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

Min. operating condition draft 18’0"

Min. operating condition displacement 640 Long tons

Min. operating condition center of gravity

Above base (kg) 13' 4-1/4"

Min. operating condition trimming moment

Forward 76.8 Ft-LT

Height of vessel above DWL Approx. 62' 0"

MACHINERY

Main Propulsion

Engine Type Diesel-electric

Number of units: 2

Total shaft horsepower: 2500

Propeller

Number of propellers 1

Number of blades 4

Diameter of propeller 8' 5"

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.

1 (Rev-0)

00000_1216_FLT

REC_00000_FLT_Commercial Project @ CG Facility (1212)

General Requirements

1. SCOPE

1.1 Intent. This standard specification invokes general requirements for conducting vessel repairs performed by commercial contractors at a Coast Guard facility for Coast Guard vessels.

1.2 Term interchangeability. The terms 'Contractor', 'CG Yard', 'NAVSTA EVERETT', 'shipyard', 'Base', and

'Coast Guard Industrial' are used interchangeably in this specification. Where the primary service provider is

Coast Guard personnel, references to contractor and other noted descriptors within this specification or within drawings, publications, SFLC Standard Specifications or other commercial and military references are deemed the same as prime service provider.

2. REFERENCES

COAST GUARD DRAWINGS

None

COAST GUARD PUBLICATIONS

Coast Guard Commandant Instruction (COMDTINST) M10360.3 (series), Coatings and Color Manual

Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), 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.

2 (Rev-0)

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 fire watch personnel and fire extinguishers for the duration of the availability period. .

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 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 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 SQG.

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 (Rev-0)

3.5.3 Regulatory notifications. The Contractor shall be responsible for all regulatory notification requirements in accordance with Federal, State and local regulations. In cases where the Coast Guard must also provide public notification, such as storm water permitting, the Contractor must coordinate with the Contracting Officer or COR, and if work is being performed at a USCG Facility, the local Facility Engineer or Engineering Officer. The

Contractor shall submit copies of all regulatory notifications to the Contracting Officer and the local Facility

Engineer or Engineering Officer prior to commencement of work activities. Regulatory notifications shall be provided for including but not limited to demolition, renovation, National Pollutant Discharge Elimination System

(NPDES) defined site work, and remediation of controlled substances such as asbestos, hazardous waste, and lead paint.

3.5.4 Environmental manager. The Contractor shall appoint in writing an Environmental Manager for the project, and shall be responsible for coordinating Contractor compliance with Federal, State, local, and station environmental requirements. The Environmental Manager shall ensure compliance with Hazardous Waste

Program requirements, including hazardous waste handling, storage, manifesting, and disposal; implement the

Contractors’ Environmental Management Plan; ensure that all environmental permits are obtained, maintained, and closed out; ensure compliance with Storm Water Program Management requirements; ensure compliance with Hazardous Materials including storage, handling, and reporting requirements; as well as coordinate any remediation of regulated substances such as lead, asbestos, and polychlorinated biphenyl (PCB). This may be a collateral position; however the individual must be trained to accomplish the following duties; ensure waste segregation and storage compatibility requirements are met; inspect and manage Satellite Accumulation areas;

ensure only authorized personnel add wastes to containers; ensure all Contractor personnel are trained in 40 CFR requirements and individual position requirements; coordinate removal of waste containers; and maintain the

Environmental Records binder and required documentation, including environmental permits compliance and close-out.

3.5.5 HW disposal. Contractor shall comply with SFLC Std Spec 0000 Appendix B, Requirements For

Environmental Protection At USCG Facilities for HW disposal, and ensure that waste removals are conducted during normal business hours (0800-1600) on Monday through Friday (excluding holidays).

3.5.6 Additional Requirements. The Contractor shall be aware of the following:

3.5.6.1 No Contractor or Subcontractor shall have the authority to sign a Hazardous Waste Manifest using the

Coast Guard facility’s EPA Generator ID Number or remove contract generated hazardous waste from the Coast

Guard facility without COR or KO-approval.

3.5.6.2 Local environmental regulations at the Government facilities may be more stringent. As with all environmental regulations, the Contractor shall prepare for and comply with local and state regulations.

3.5.6.3 Coast Guard facilities do not maintain Facilities Response Plans (FRPs) per 33 CFR 154. Contractor shall furnish the FRP when required for over-the-water liquids transfers to and from vessels, and is required for oil/fuel transfers to/from vessels for 250 barrels (10,500 gallons) or more.

3.6 Local Policy. None.

3.7 SFLC standard specification approved changes. The Contractor shall be aware that the following are approved changes to published SFLC 2014 Edition Standard Specifications and supersede published content:

3.7.1 SFLC Standard Specification 6310, Requirements for Preservation of Ship Structures.

3.7.1.1 SFLC Std Spec 6310, page C-2, Section C1.5.1. Change from "lead-containing paint as 0.06%" to "lead-containing paint as 0.009%".

4 (Rev-0)

3.7.1.2 SFLC Std Spec 6310, page 4, Section 2 References, Group- Other References. Add “The Society for

Protective Coatings (SSPC) Paint Application Guide No. 11, 2008, Protecting Edges, Crevices, and Irregular Steel

Surfaces by Stripe Coating”

3.7.1.3 SFLC Std Spec 6310, page Appendix C-6, add "Hempel Hempadur Multi-Strength GF 35870" with FED-

STD-595 color "Black/Red" under ANTI-ABRASION COATING, ICE BREAKING CAPABLE VESSELS, <235’.

3.7.1.4 Standard Spec 6310, page Appendix A-7, Under "UNDERWATER (U/W) BODY/BOOT-TOP", Add line

Column 1: Option for U/W Body and Boot-Top, Steel Hulls, <154', in Salt Water. Column 2: Blank. Column 3:

SSPC-SP 10/NACE NO. 2 using grit conforming to MIL-A-22262 / (1.5-3.5) - or - SSPC-SP WJ-2(M)/NACE

WJ-2(M). Columns 4 and 5: Same as "U/W Body and Boot-Top, Aluminum Hull, High Speed (>30 knots)".

3.7.2 SFLC Standard Specification 0000 General Requirements.

3.7.2.1 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.”

3.7.2.2 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)).”

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.

5 (Rev-0)

QA-1 - QUALITY ASSURANCE INSPECTION FORM

(PRESERVATION CHECKLIST)

VESSEL NAME HULL # WORK ITEM # WORK ITEM TITLE

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

CHECKPOINT 1 – COATING SYSTEM COMPLIANCE

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

CHECKPOINT 2 - PAINT STORAGE

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

6 (Rev-0)

QA-2 - QUALITY ASSURANCE INSPECTION FORM

(ENVIRONMENTAL READINGS)

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 |

7 (Rev-0)

QA-3a - QUALITY ASSURANCE INSPECTION FORM

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

SURFACE PREPARATION METHOD PROFILE ACHIEVED (MILS)

MIN MAX MEAN

SSPC-SP-10/NACE No. 2

SSPC-SP WJ-1/NACE WJ-1

SSPC-SP WJ-2/NACE WJ-2

SSPC-SP WJ-3/NACE WJ-3

SSPC-SP WJ-4/NACE WJ-4

SSPC-SP-3

SSPC-SP-11

SSPC-SP-11 (inaccessible area)

Brush-blasting (non-metallic substrate)

ABRASIVE MANUFACTURER: ABRASIVE SIEVE SIZE:

Place surface profile replica tapes in the spaces provided below, to serve as permanent QA record. Maintain a separate log for each location. When an area is divided into separate sections, maintain a separate log for each section.

Place Surface Profile

Replica Tape Here

Place Surface Profile

Replica Tape Here

Place Surface Profile

Replica Tape Here

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

Place Surface Profile

Replica Tape Here

Place Surface Profile

Replica Tape Here

Place Surface Profile

Replica Tape Here

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

Place Surface Profile

Replica Tape Here

Place Surface Profile

Replica Tape Here

Place Surface Profile

Replica Tape Here

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

Place Surface Profile

Replica Tape Here

Place Surface Profile

Replica Tape Here

Place Surface Profile

Replica Tape Here

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

Place Surface Profile

Replica Tape Here

Place Surface Profile

Replica Tape Here

Place Surface Profile

Replica Tape Here

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

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

8 (Rev-0)

QA-3b - QUALITY ASSURANCE INSPECTION FORM

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

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).

9 (Rev-0)

QA-4 - QUALITY ASSURANCE INSPECTION FORM

(SURFACE SOLUBLE SALT CONDUCTIVITY LOG)

SOLUBLE SALT CONDUCTIVITY Measurements IAW SSPC-GUIDE 15.

DATE TEST LOCATIONS CONDUCTIVITY (MICROSIEMENS/CM)

10 (Rev-0)

QA-5 - QUALITY ASSURANCE DATA FORM

(COATING THICKNESS)

(Use one sheet for each sequence)

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

1 AVG. BMR DEVIATION

3 BEFORE ADJUSTMENTS AFTER ADJUSTMENTS

AVG.

1 AVG. BMR DEVIATION

1 AVG. BMR DEVIATION

APPLICATION METHOD (AIRLESS, CONVENTIONAL SPRAY,

ROLLED)

AVERAGE DFT

11 (Rev-0)

12314_0617_FLT

REC_12314_FLT140 WTGB (ALL) (0611)

WORK ITEM 1: Tanks (Potable Water), Clean and Inspect

1. SCOPE

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

TABLE 1 - TANKS

TYPE

OF

TANK

LOCATION CAPACITY

- 95%

(GALLONS)

LOW SUCTION

(GALLONS)

Potable

Water

4-19-3-W, Tender

3376 100

Potable

Water

4-19-4-W, Tender

3376 100

1.2 Government-furnished property.

None.

2. REFERENCES

COAST GUARD DRAWINGS

None.

COAST GUARD PUBLICATIONS

Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), 2014, General Requirements

OTHER REFERENCES

American National Standards Institute/NSF International (ANSI/NSF) 61, 2015, Drinking Water System Components - Health Effects

American National Standards Institute/American Water Works Association

(ANSI/AWWA) C652, 2011, Disinfection of Water-Storage Facilities

12 (Rev-0)

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.

The Vessel will be required to utilize the shore-tie connection for potable water pressure, which might require further isolation from tanks.

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:

Fluid contents

Piping cutter doesn’t have an RO

Deck grating.

NOTE

Coast Guard personnel will operate all shipboard machinery and equipment.

3.2 Operational test - initial. Prior to commencement of work, the Contractor shall witness Coast

Guard Personnel perform an initial operational test of the TLI’s for tanks listed in paragraph 1.1

(Intent), to demonstrate existing operational condition. Submit a CFR.

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

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

3.3.2 Ensure the plug log is available to the Coast Guard inspector when the inspector is performing his close-out inspection on each tank.

13 (Rev-0)

3.4 Tank content removal. The Contractor shall remove and dispose of all fluids and/or residues in accordance with all applicable Federal, state, and local regulations. The Contractor shall notify the Dockmaster prior to filling or draining the potable water tank(s), when this item is being executed in a drydock availability. The Contractor shall ensure the following:

3.5 Tank cleaning. The Contractor shall remove tank cover(s); clean tank interior surfaces free of all foreign materials, such as sediment, sludge and bacterial growth. Remove all persistent residues, taking care not to damage any tank coating system. Remove cleaning media and residues continuously from the tank 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.

3.6 Inspection. The Contractor shall visually inspect all tank interior surfaces, including, but not limited to bulkheads, floor and overhead plating, structural members, manhole cover surfaces, fasteners and gasket seating surfaces. Submit a CFR including the following, as applicable:

Tank structural condition.

Condition of tank vent.

Inaccessible areas, if any.

Condition of tank coating, including measurements taken, percentage, location, and type of coating failure.

Tank level indicator (TLI) and/or float switch condition (if applicable).

Sounding tube and striker plate condition.

Suction and discharge piping condition.

Fastener material and condition.

3.7 Tank closing. The Contractor shall notify the COR at least 24 hours prior to closing the tank(s). After satisfactory inspection by the Coast Guard Inspector, and completion of all authorized repairs, close tank manhole cover(s) with new gasket material conforming to

ANSI/NSF 61. Renew all stud cotton grommets (as applicable) upon reinstallation of manhole cover(s).

3.7.1 The Contractor shall renew 100% of all nyloc insert/ nyloc nuts and flat washers with 316 grade stainless steel fasteners.

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

NOTE

Coast Guard personnel will operate all shipboard machinery and equipment.

3.9 Operational test – post repairs. After completion of work, the Contractor shall thoroughly test, 14 (Rev-0) in the presence of the Coast Guard Inspector and demonstrate the designated tank TLI’s to be in satisfactory operating condition. Submit a CFR.

4. NOTES

This section is not applicable to this work item.

15 (Rev-0)

12316_0617_FLT

REC_12316_FLT_140’ WTGB (ALL) (0813)

WORK ITEM 2: Tanks (Ballast), Clean and Inspect

1. SCOPE

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

TABLE 1 - TANKS

TYPE OF STRUCTURE LOCATION CAPACITY - 95%

(GALLONS)

LOW SUCTION

(GALLONS)

Ballast 4-19-1-W 1270 100

Ballast 4-19-2-W 1270 100

Ballast 2-76-3-W 1223 100

Ballast 4-76-4-W 1223 100

2. REFERENCES

COAST GUARD DRAWINGS

None.

COAST GUARD PUBLICATIONS

Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), 2014, General Requirements

Surface Forces Logistics Center Standard Specification 0740 (SFLC Std Spec 0740), 2014, Welding and Allied Processes

16 (Rev-0)

OTHER REFERENCES

ASTM International (ASTM) D1330, 2004, Standard Specification for Rubber Sheet

Gaskets

3. REQUIREMENTS

3.1 General.

3.1.1 CIR.

Contractor shall submit a CIR for the inspections listed in Table 1 Tanks.

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).

Deck plates

Manhole cover(s)

NOTE

Coast Guard personnel will operate all shipboard machinery and equipment.

3.1.5 Operational test - initial. Prior to commencement of work, the Contractor shall witness

Coast Guard Personnel perform an initial operational test of the TLI’s for tanks listed in paragraph 1.1 (Intent), to demonstrate existing operational condition. Submit a CFR.

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

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

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

3.2 Content removal. The Contractor shall remove access cover(s); remove and dispose of all fluids and/or residues in accordance with all applicable Federal, state, and local regulations. Plug all inlet and outlet piping in the tank to prevent contaminants from entering the tank. Use plugs with an attached lanyard, ring or other system that will ensure plugs are not lost in the pipe

17 (Rev-0) openings. Maintain a plug accountability log outside the tank(s) to prevent any of the installed temporary plugs from being lost inside the tank or forgotten inside at tank closure.

3.3 Cleaning. The Contractor shall clean the designated structure’s (see paragraph 1.1 (Intent)) interior surfaces free of all foreign materials, such as sediment, sludge and fungal growth.

Remove all persistent residues, taking care not to damage the tank coating system. Remove cleaning media and residues continuously from the compartment 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.

3.4 Inspection. The Contractor shall visually inspect all interior surfaces, including, but not limited to bulkheads, floor and overhead plating, structural members, manhole cover surfaces, fasteners and gasket seating surfaces. Submit a CFR including the following, as applicable:

Structural condition.

Condition of tank vents

Inaccessible areas, if any.

Condition of coating, including measurements taken, percentage, location, and type of coating failure.

Tank level indicator (TLI) and/or float switch condition.

Sounding tube and striker plate condition.

Suction and discharge piping condition.

Fastener material (stainless steel) and condition.

3.5 Closing. The Contractor shall ensure that the compartment(s) remain open for at least 24 hours after completion of any KO-authorized tank repairs and preservation. Notify the COR at least 24 hours prior to closing the compartment(s). After satisfactory inspection by the Coast

Guard Inspector, and completion of all authorized repairs, close the manhole cover(s) with new gasket material conforming to ASTM D1330 and new cotton grommets on each stud (as applicable).

3.5.1 The Contractor shall renew 100% of all nyloc insert/ nyloc nuts and flat washers with 316 grade stainless steel fasteners.

NOTE

Coast Guard personnel will operate all shipboard machinery and equipment.

3.6 Operational test – post repairs. After completion of work, the Contractor shall thoroughly test, in the presence of the Coast Guard Inspector and demonstrate the designated tank TLI’s to be in satisfactory operating condition. Submit a CFR.

3.7 Ultrasonic thickness (UT) measurement. The Contractor shall take a total of 200 UT measurements of tank plating, in locations designated by the Coast Guard Inspector, in

18 (Rev-0) accordance with SFLC Std Spec 0740, Appendix C. Use Coast Guard Drawing 101 WTGB 528-

003 & 101-WTGB-529-2 as guidance. Submit a CFR.

19 (Rev-0)

25901_0617_FLT

REC_25901_FLT_140 WTG (ALL) (0411)

WORK ITEM 3: Main Diesel Engine (MDE) Exhaust Piping, Commercial Clean

1. SCOPE

1.1 Intent. This work item describes the requirements for the Contractor to clean the Main Diesel

Engine (MDE) exhaust piping system, including the associated stack uptakes.

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), 2014, General Requirements

Surface Forces Logistics Center Standard Specification 6310 (SFLC Std Spec 6310), 2014, Requirements for Preservation of Ship Structures

OTHER REFERENCES

Code of Federal Regulations (CFR) Title 29, Part 1915, 2014, Occupational Safety and

Health Standards for Shipyard Employment

3. REQUIREMENTS

3.1 General.

3.1.1 CIR.

3.1.2 Tech Rep.

20 (Rev-0)

Not applicable.

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

3.1.4 Interferences. The Contractor shall handle all interferences in accordance with SFLC Std

Spec 0000, paragraph 3.3.5 (Interferences). Known interferences include, but are not limited to the following:

Access covers

Exhaust stack

MDE

Piping

Pipe insulation

Vent ducting

Wiring

Exhaust pipe expansion joints

Exhaust insulation blankets

Support Brackets

3.2 Staging or scaffolding, netting. The Contractor shall erect suitable staging or scaffolding in accordance with 29 CFR 1915, Subpart E (Scaffolds, Ladders and Other Working Surfaces) to facilitate work, as required.

3.2.1 Rig suitable safety netting, to protect workers during possible falls, and to protect the

Engine Room and machinery from falling tools.

3.3 Work plan. The Contractor shall develop and submit, to the COR, 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 MDE. The Contractor shall perform this work upon receiving Coast Guard approval of the plan.

NOTE

Coast Guard personnel will operate all shipboard machinery and equipment.

3.4 Operational test, initial. Prior to commencement of work, the Contractor shall witness Coast

Guard personnel perform an initial operational test of the exhaust stack system, to demonstrate existing operational condition. Submit a CFR.

3.5 Cleaning. The Contractor shall clean the interior surfaces of the exhaust piping and stack uptakes to the MDE, shown on Coast Guard Drawings 101 WTGB 259-001, to a condition free from soot, tar, and any other foreign matter as follows:

21 (Rev-0)

3.5.1 Disconnect the exhaust piping as necessary to facilitate cleaning.

3.5.2 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.

Clean all adjacent stack uptake surfaces. Ensure that all tar deposits, soot deposits, and all other surface contaminants are completely removed.

3.5.3 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.

3.5.4 Reassemble exhaust piping; renew all disturbed flange connection gaskets with suitable high temperature, non-asbestos-containing gasket materials; and renew all disturbed fasteners.

Reassemble all exhaust blankets using new 316 stainless steel seizing wire.

3.6 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.

3.6.1 Following cleaning of the interior of each exhaust pipe system, the Contractor shall demonstrate completeness of the cleaning process to the Coast Guard Inspector, showing that the entire length of exhaust piping has been satisfactorily cleaned according to the work plan.

3.7 Touch-up preservation. The Contractor shall prepare and coat all new and disturbed surfaces to match existing adjacent surfaces in accordance with SFLC Std Spec 6310, paragraph 3.1.13

(Touch-ups and minor coating repairs.)

NOTE

Coast Guard personnel will operate all shipboard machinery and equipment.

3.8 Operational test, post repairs. After completion of work, the Contractor shall thoroughly test, in the presence of the Coast Guard Inspector and demonstrate the exhaust stack system to be in satisfactory operating condition. Submit a CFR

22 (Rev-0)

25902_0612_FLT

REC_25902_FLT_140 WTG (ALL) (0210)

WORK ITEM 4: 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 (SSDG) 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), 2014, General Requirements

Surface Forces Logistics Center Standard Specification 6310 (SFLC Std Spec 6310), 2014, 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.

23 (Rev-0)

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.

24 (Rev-0)

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…