47299_(MLB_47)_DD_JDB_17R0.pdf

USCG 47299 (MLB 47)

SPECIFICATION FOR DRYDOCK REPAIRS

FY2017

Developed By: Joseph D Barratt

(Rev-0, 16 March 2017)

USCG 47299 (MLB-47) DRYDOCK AVAILABILITY FY2017

ii (Rev-0)

TABLE OF CONTENTS

Revisions Record ......................................................................................................................................... iii Consolidated List of References ................................................................................................................... iv Consolidated List of Government-furnished Property .............................................................................. viii Consolidated List of Critical Inspection Items .............................................................................................. x Principal Characteristics ............................................................................................................................... xi General Requirements WORK ITEM 1: General Welding, Provide WORK ITEM 2: Ultrasonic Testing (U/W Body) Shots, Perform WORK ITEM 3: Hull Plating (U/W Body), Inspect WORK ITEM 4: Hull Plate, Renew WORK ITEM 5: Rub Rail, Renew WORK ITEM 6: Appendages (U/W), Leak Test WORK ITEM 7: Accessible Spaces, Inspect WORK ITEM 8: Tanks (MP Fuel Service), Clean and Inspect WORK ITEM 9: Buoyancy Chamber(s), Clean and Inspect WORK ITEM 10: Mast, Inspect WORK ITEM 11: Main Diesel Engine, Remove and Install WORK ITEM 12: Main Diesel Engine, Align WORK ITEM 13: Cardan Shaft(s), Overhaul WORK ITEM 14: Propulsion Shaft, Remove, Inspect, And Install WORK ITEM 15: Water Lubricated Bearings, Renew WORK ITEM 16: Propellers, Remove, Inspect, and Reinstall WORK ITEM 17: Various Piping, Inspect WORK ITEM 18: Sea Valves, Renew WORK ITEM 19: Sea Strainers - Duplex (All Sizes), Overhaul WORK ITEM 20: Sea Strainers - Simplex (All Sizes), Clean and Inspect WORK ITEM 21: Diesel Tank(s), Refuel WORK ITEM 22: Fuel Root Valves, Renew WORK ITEM 23: Steering System, Inspect WORK ITEM 24: Rudder Assembly, Remove, Inspect And Reinstall WORK ITEM 25: U/W Body, Preserve (100%) WORK ITEM 26: Cathodic Protection / Zincs, Renew WORK ITEM 27: Marine Chemist Services, Provide WORK ITEM 28: Drydock WORK ITEM 29: Temporary Services, Provide WORK ITEM 30: Sea Trial Performance, Support, Provide WORK ITEM 31: Hull Identification Markings, Apply WORK ITEM 32: Bulkhead Penetrations, Frame 5, Inspect WORK ITEM 33: Forward Deck, Renew WORK ITEM 34: Windshield Wiper(s), Renew WORK ITEM 35: Aux Space Bilge, Preserve (TCTO) 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 47B MLB 110-500, Rev H, Shell Plating

Coast Guard Drawing 47B MLB 150-090, Rev E, Aft Buoyancy Box

Coast Guard Drawing 47B MLB 171-010, Rev P, Mast

Coast Guard Drawing 47B MLB 201-010, Rev L, Machinery Arrangement

Coast Guard Drawing 47B MLB 243-010, Rev U, Propulsion Shafting Bearings & Seals

Coast Guard Drawing 47B MLB 505-020, Rev Y, Piping Arrangement in Hull

Coast Guard Drawing 47B MLB 625-010, Rev D, Window List

Coast Guard Drawing 47B MLB 801-002, Rev -, Docking Plan

Coast Guard Drawing 47B-MLB 110-100, Rev. H, Main Deck

Coast Guard Drawing 47B-MLB 110-201, Rev D, Transom

Coast Guard Drawing 47B-MLB 110-202, Rev F, Transverse Bhd Fr 1

Coast Guard Drawing 47B-MLB 110-206, Rev F, Transverse Bhd Fr 5

Coast Guard Drawing 47B-MLB 110-208, Rev E, Fuel Tank

Coast Guard Drawing 47B-MLB 110-301, Rev D, Web Fr 2

Coast Guard Drawing 47B-MLB 110-302, Rev D, Web Fr 3

Coast Guard Drawing 47B-MLB 110-303, Rev C, Web Fr 4

Coast Guard Drawing 47B-MLB 110-400, Rev H, Keel & Longitudinals

Coast Guard Drawing 47B-MLB 110-500, Rev H, Shell Plating

Coast Guard Drawing 47B-MLB 161-010, Rev M, Shaft Struts and Barrels 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 Drawing 47B-MLB 167-010 Rev L, List of Hatches and Manholes

Coast Guard Drawing 47B-MLB 167-010, Rev. L, List of Hatches and Manholes

Coast Guard Drawing 47B-MLB 171-010, Rev P, Mast

Coast Guard Drawing 47B-MLB 187-010, Rev. -, M-60 Machine Gun Tripod Foundation Arrangement &

Construction Details

Coast Guard Drawing 47B-MLB 201-010, Rev L, Machinery Arrangement

Coast Guard Drawing 47B-MLB 243-010, Rev U, Propulsion Shafting Bearings and Seals

Coast Guard Drawing 47B-MLB 252-020, Rev H, Engine Remote Shutdown

Coast Guard Drawing 47B-MLB 331-010, Rev. M, Lights and Switches Installation

Coast Guard Drawing 47B-MLB 505-020, Rev Y, Piping Arrangement in

Coast Guard Drawing 47B-MLB 505-020, Rev Y, Piping Arrangement in Hull

Coast Guard Drawing 47B-MLB 505-020, Rev Y, Piping Arrangement in Hull

Coast Guard Drawing 47B-MLB 512-001, Rev. -, HVAC Diagrammatic

Coast Guard Drawing 47B-MLB 512-010, Rev. N, HVAC Details & Arrangement

Coast Guard Drawing 47B-MLB 561-010, Rev J, Steering Gear & Controls

Coast Guard Drawing 47B-MLB 561-020, Rev E, Rudder Arrangement

Coast Guard Drawing 47B-MLB 562-010, Rev B, Rudder

Coast Guard Drawing 47B-MLB 582-010, Rev. E, Mooring Arrangement

Coast Guard Drawing 47B-MLB 611-020, Rev L, Foam Fender Arrangement

Coast Guard Drawing 47B-MLB 611-020, Rev. L, Foam Fender Arrangement

Coast Guard Drawing 47B-MLB 612-010, Rev. J, Handrails

Coast Guard Drawing 47B-MLB 631-010, Rev G, Hull Visual Identification.

Coast Guard Drawing 47B-MLB 631-020, Rev K, Paint Schedule

Coast Guard Drawing 47B-MLB 631-020, Rev. J, Paint Schedule

Coast Guard Drawing 47B-MLB 633-010, Rev A, Cathodic Protection

Coast Guard Drawing 47B-MLB 634-010, Rev. D, Deck Covering

Coast Guard Drawing 47B-MLB 635-010, Rev C, Hull Insulation

Coast Guard Drawing 47B-MLB 801-002, Rev -, Docking Plan

Coast Guard Drawing 47B-MLB 801-010, Rev N, Booklet of General Plans

COAST GUARD PUBLICATIONS

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

Manual

Coast Guard Technical Publication (TP) 3355, SWBS 086, Apr 2003, General Information Book Section

A

Coast Guard Technical Publication (TP) 3355, SWBS 086, Apr 2003, General Information Book, Section

A

Coast Guard Technical publication (TP) 3355, SWBS 086, Apr 2003, General Information Book, Section

A, CH 6

Coast Guard Technical Publication (TP) 3358, SWBS 233, Jul 2003, Manufacturer’s Information Book –

SWBS Group(s) 233, Sections A-H

Coast Guard Technical Publication (TP) 3359, SWBS 241-541, Mar 2007, Manufacturer’s Information

Book - SWBS Group(s) 241-541, SWBS 243, Section C, Propulsion Shafting vi (Rev-0)

Coast Guard Technical Publication (TP) 3359, SWBS 241-541, Mar 2007, Manufacturer’s Information

Book - SWBS Group(s) 241-541, SWBS 243, Sections A, B, C, D, Propulsion Shafting

Coast Guard Technical Publication (TP) 3359, SWBS 241-541, Mar 2007, Manufacturer’s Information

Book - SWBS Group(s) 241-541, SWBS 245, Section A, Propellers, MY-T4

Coast Guard Technical Publication (TP) 3359, SWBS 241-541, Mar 2007, Manufacturer’s Information

Book – SWBS Group(s) 241-541, SWBS 520, Sea Water Systems

Coast Guard Technical Publication (TP) 3360, SWBS 555-671, Sep 2012, Manufacturer's Instruction

Book - SWBS Groups 555-671, SWBS 611, Section A, Hull Fittings

Coast Guard Technical Publication (TP) 3918A, SWBS 233, Jul 2003, DDEC III, Series 92, Service

Manual - Sections 1 and 2

Coast Guard Technical Publication (TP) 3918C, SWBS 233, Jul 2003, DDEC III, Series 92, Service

Manual - Sections 7 Thru 15

Coast Guard Technical Publication (TP) 4934, SWBS 074, Dec 2014, Small Boat Diagrams for Hotwork

Coast Guard Technical publication (TP) 4934, SWBS 074, Sep 2014, Small Boat Diagrams for Hotwork

Coast Guard Technical Publication (TP) 4934, SWBS 074, Sep 2014, Small Boat Diagrams for Hotwork

Coast Guard Technical Publications (TP) 3360, SWBS 555-671, Sep 2012, Manufacturer’s Instruction

Book - SWBS Group(s) 555-671, SWBS 561, Section A, Steering & Diving Control Systems

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), 2012, Welding and

Allied Processes

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

Surface Forces Logistics Center Standard Specification 8634 (SFLC Std Spec 8634), 2014, Drydocking

Surface Forces Logistics Center Standard Specification 8635 (SFLC Std Spec 8635), 2014, Temporary

Services

OTHER REFERENCES

American National Standards Institute (ANSI)/American Welding Society (AWS) D3.7, 1990, Guide for

Aluminum Welding

ASTM International (ASTM) D1330, 2010, Standard Specification for Rubber Sheet Gaskets

ASTM International (ASTM) D5363, 2008; Standard Specification for Anaerobic Single-Component

Adhesives (An)

ASTM International (ASTM) E797, 2005, Standard Practice for Measuring Thickness by Manual

Ultrasonic Pulse-Echo Contact Method

Coast Guard Illustrated Parts Breakdown List 47-MLB, January 2015, M0-2 & M0-3

Commercial Item Description (CID) A-A-59313, Nov 2003, Thread Compound; Anti-seize, Zinc Dust-

Petrolatum

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

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

MIL-A-18001, May 2005, Anodes, Sacrificial Zinc Alloy (Commercially Accepted - ASTM B418) vii (Rev-0)

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

Reliability Is Required

MIL-PRF-16173, Rev E, Corrosion Preventive Compound, Solvent Cutback, Cold-Application

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

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

Naval Sea Systems Command (NAVSEA) Underwater Ship Husbandry Manuals (UWSH) S0600-AA-

PRO-160, Jan 2011, Chapter 16, Cofferdams

Society of Automotive Engineers (SAE) Aerospace Material Specification (AMS) C6183, 2013, Cork and

Rubber Composition Sheet; For Aromatic Fuel and Oil Resistant Gaskets

Society of Automotive Engineers (SAE) Aerospace Material Specification (AMS) G-6032, 2014 Grease, Plug Valve, Gasoline and Oil Resistant, NATO Code Number G-363, Metric

The Society for Protective Coatings (SSPC) Surface Preparation Specification No.1 (SSPC-SP 1), 2015, Solvent Cleaning

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

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

Standard SSPC-SP 10/NACE No.2, 2004, Near-White Blast Cleaning

The Society for Protective Coatings SSPC-SP 1, -; Solvent Cleaning

The Society for Protective Coatings SSPC-SP 2, -; Hand Tool Cleaning viii (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)

5 N Port Side Fender NSN: 2040-01-458-7985 1 ea. $1,926.14 ea.

5 N Starboard Side

Fender

NSN: 2040-01-458-7982 1 ea. $1,888.35 ea.

5 N Stern Fender NSN: 2040-01-458-7979 1 ea. $9,411.76 ea.

5 N Bow Fender NSN: 2040-01-458-7973 1 ea. $7,763.31 ea.

5 N **Titanium

Aluminum Studs, Plain

NSN: 5307-01-435-0998 $70.07 ea.

13 Y *Cardan shaft NSN: 3040-01-463-9110 2 ea. $3,605.64 ea.

13 N Cardan Shaft Seal NSN: 2010-01-545-9932 2 ea. $2,256.05 ea.

14 Y *Propeller shaft NSN: 2010-01-463-9116 2 ea. $3,297.13

14 N Shaft Seal (3-3/4”) PN: 02-212-334 2 ea. $465.00

15 N Upper Rudder

Bearing

NSN: 3120-01-469-8793 2 ea $80.81

15 N Lower Rudder

Bearing

NSN: 3120-01-469-8769 2 ea $203.17

15 N Shaft Bearing Strut

Tube

NSN: 3120-01-366-0506 2 ea $219.16

15 N Shaft Bearing Stern

Tube

NSN: 3120-01-365-9410 2 ea $107.77

16 N ** Propeller, Marine

(Port)

NSN: 2010-01-463-9096 1 ea. 2,747.28

16 N ** Propeller, Marine

(Stbd)

NSN: 2010-01-463-9101 1 ea. 2,896.79

18 N Main Engine R/W supply valve

NSN: 4820-01-544-1003

PN: S-135JW2PPPPP2-HSV

2 ea 989.00

18 N HVAC Suction Sea

Valve

NSN: 4820-01-274-6687

PN: 70-106-01

1 ea 29.95

19 Y **2 1/2 inch Duplex

Strainer – Main

Engine

PN: GROCO VD-2500 2 ea. 1,338.90

20 Y **1 1/4 inch Simplex

Strainer

PN: GROCO SA-1250 1 ea. 338.90

24 Y **Rudder assembly NSN: 2040-01-444-6315 2 ea. 4,739.00

26 N Zinc, Barrel shape NSN: 5342-01-366-3891 6 ea. 47.58

26 N Zinc, Oblong shape NSN: 5340-01-381-0840 2 ea. 27.20

33 N Kit, Non-Skid, Fwd

Deck

PN: 2040-00-NIB-0342B 1 Kit $1,482.81 ix (Rev-0)

*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 x (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 Ultrasonic Testing (U/W Body) Shots, Perform

5 Rub Rail, Renew

6 Appendages (U/W), Leak Test

13 Cardan Shaft(s), Overhaul

14 Propulsion Shaft, Remove, Inspect, And Install

19 Sea Strainers - Duplex (All Sizes), Overhaul

20 Sea Strainers - Simplex (All Sizes), Clean and Inspect

24 Rudder Assembly, Remove, Inspect And Reinstall

25 U/W Body, Preserve (100%) xi (Rev-0)

PRINCIPAL CHARACTERISTICS

47' MLB, MOTOR LIFE BOAT

PHYSICAL

Length, overall 47' 11" (W/O Rubrails) - 48' 11"

Length, waterline 43”

Beam, overall 14' (W/O Rubrails) - 15'

Depth 4' 6"

Full load displacement 40,000 lbs

Full load draft 4' 6"

Height of highest projection 18' 6" (fixed height) - 28' 4"

HULL

Hull/superstructure material 5456 Aluminum

Frame spacing

FR 0 to 8 30" - 31"

FR 8 to 10 33"

FR 10 to 18 30"

MACHINERY

Engine details (2) DD 6V92TA DDEC III, 435 SHP each @ 2100 RPM

Electrical system 24 Volt DC

Number of propellers 2

Number of blades 4

Diameter 28"

Pitch 36"

Shaft- diameter x length (in) 2.50” x 159.0”

Shore tie voltage requirements 120 VAC (100A)

PERFORMANCE

Maximum speed at sea state 0 25 knots (2050-2200 RPM)

Cruise speed at sea state 2 20 knots (1850 RPM)

Max idle speed 6 knots (600 RPM)

Fuel capacity (diesel) 394 gal.

Range at cruise, sea state 0 200 NM

1 (Rev-0)

00000_1216_FLT

REC_00000_FLT_Boats @ Commercial Facility (0914)

General Requirements

1. SCOPE

1.1 Intent. This standard specification invokes general requirements for conducting boat repairs performed at a commercial contractor’s facility for Coast Guard vessels.

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

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

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

2. REFERENCES

COAST GUARD DRAWINGS

None

COAST GUARD PUBLICATIONS

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

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

Requirements

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

Allied Processes

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

OTHER REFERENCES

None

3. REQUIREMENTS

3.1 General. The Contractor shall conform to all requirements specified in SFLC Std Spec 0000 and in this item, as applicable, during the performance of this availability.

NOTE

The requirements of paragraph 3.1 (General) applies to all work under the scope of this contract, whether explicitly stated in work items or not, and to all other work subsequently authorized by changes, modifications, or extensions to the contract.

2 (Rev-0)

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

3.3 Preservation requirements. The Contractor shall accomplish all preservation tasks, including touch-ups, in accordance with SFLC Std Spec 6310.

3.3.1 Brand name approval. Ensure that all contractor-furnished coatings are in accordance with SFLC Std Spec

6310, Appendix C (Authorized Coatings for Use on Cutters and Boats).

3.3.2 Coating colors and system color schemes. Ensure that all colors and color coat/paint schemes are in accordance with COMDTINST M10360.3, Chapter 6 (Cutter and Boat Colors Exterior and Interior).

NOTE

Unless a waiver has been granted (in writing) by the KO, deviations from authorized coatings (listed in Appendix C of SFLC Std Spec 6310) and colors and color schemes

(provided in Chapter 6 of COMDTINST M10360.3) are strictly prohibited.

3.4 Welding and brazing requirements. The Contractor shall perform all welding and allied processes, and 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.

3.5.2 Test and procedures. The Contractor shall be required to promptly conduct tests and procedures for the purpose of assessing whether operations are in compliance with applicable Environmental Laws. Analytical work shall be done by qualified laboratories; and where required by law, the laboratories shall be certified.

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

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

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

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

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

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

Contractors’ Environmental Management Plan; ensure that all environmental permits are obtained, maintained, 3 (Rev-0) and closed out; ensure compliance with Storm Water Program Management requirements; ensure compliance with Hazardous Materials including storage, handling, and reporting requirements; as well as coordinate any remediation of regulated substances such as lead, asbestos, and polychlorinated biphenyl (PCB). This may be a collateral position; however the individual must be trained to accomplish the following duties; ensure waste segregation and storage compatibility requirements are met; inspect and manage Satellite Accumulation areas;

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

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

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

Environmental Protection At Contractor Operated (Non USCG) Facilities for HW disposal.

3.6 Local Policy.

3.6.1 Coast Guard turn-over preparation. The Contractor shall be aware that, upon arrival, after haul out, and prior to departing the Contractor’s facility, the Coast Guard crew shall be allowed to accomplish various tasks in preparation for the turn-over of the boat to the Contractor. The following conditions apply to this paragraph:

3.6.1.1 The Coast Guard requires a maximum of three days at the beginning of the contract, and three days at the end to accomplish various tasks.

3.6.1.2 The Contractor may commence/continue work during these time frames.

<<APM Note: Paragraph 3.6.1.3 pertains to 47’ MLB only. For all other SBPL assets delete this paragraph.>>

3.6.1.3 Coast Guard personnel will disconnect the Detroit Diesel Electronic Control (DDEC) System and any other electronic equipment, as required to avoid damage to systems arising from hotwork on the vessel during the availability.

3.6.1.4 Coast Guard personnel will remove the transducers after initial haul-out and reinstall prior to re-floating the vessel.

3.6.1.5 The Unit will contact the servicing ESD or ESU to setup removal/installation of the transducer if Unit personnel are unable to accomplish this task.

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%".

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’.

4 (Rev-0)

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)

07400_AKP_1114_BOAT_FLT

WORK ITEM 1: General Welding, Provide

1. SCOPE

1.1 Intent. This work item describes the requirements for the Contractor to provide general welding.

1.2 Government-furnished property.

None.

2. REFERENCES

COAST GUARD DRAWINGS

None

COAST GUARD PUBLICATIONS

Coast Guard Technical Publication (TP) 4934, SWBS 074, Sep 2014, Small Boat

Diagrams for Hotwork

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.

3.1.1 CIR.

None.

3.1.2 Tech Rep.

12 (Rev-0)

Not applicable.

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

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

Spec 0000, paragraph 3.3.5 (Interferences).

3.2 Requirement. The Contractor shall provide general welding, including but not limited to, fabrication, brazing, inspection, plate renewal, crack repair, overlay, and associated processes on

Coast Guard vessels and equipment in accordance with TP 4934 and SFLC Std Spec 0740.

3.3 Bidding. The Contractor shall ensure for bidding purposes this specification will be broken down by the following:

Lazarette; stbd rudder post, outboard support gusset, 4 linear inches clad welding

Lazarette; port side bilge behind pump, approx 16 sq in clad welding

Engine Room; under-and in front of-port engine, approx 60 sq in clad welding

Engine room; salt water suction, renew 3” sch 80 piping (p&s) and 150# aluminum flanges

Gear Space; port outboard void, approx 20 sq in clad welding; stbd outboard gear space, approx 50 sq in clad welding

Main Deck/stbd fwd deck box; aft bhd 45 sq in clad welding, deck plating 30 sq in clad welding

Main deck/port fwd deck box; aft bhd 10 sq in clad welding, deck plating 15 sq in clad welding

Main deck/port aft deck box; inboard bhd 8 sq in clad welding, deck plating 10 sq in clad welding

Main deck/port recess; aft outboard corner, 2 sq in clad welding. Crop & renew fwd grating tab, bore keeper pin hole

Main deck/stbd recess; crop & renew aft tab, bore keeper pin hole

Main deck/stbd recess; crop & renew approx 6” section of damaged half-round

Mast; bushings, plug weld holes and bore to correct size

Exhaust ports; crop & renew both port & stbd

3.4 Touch-up preservation, general. The Contractor shall prepare and coat all new and disturbed exterior and interior surfaces, as applicable, to match existing adjacent surfaces in accordance with SFLC Std Spec 6310, paragraph 3.1.13 (Touch-ups and minor coating repairs.)

13 (Rev-0)

4. NOTES

This section is not applicable to this work item.

14 (Rev-0)

11000_RDW_0414_47MLB

WORK ITEM 2: Ultrasonic Testing (U/W Body) Shots, Perform

1. SCOPE

1.1 Intent. This work item describes the requirements for the Contractor to take 70 UT shots at pre-determined locations designated by Figure 1 and Figure 2. Coast Guard has the right to ask contractor for 30 additional UT shots at the Coast Guard Inspectors request.

1.2 Government-furnished property.

None.

2. REFERENCES

COAST GUARD DRAWINGS

Coast Guard Drawing 47B-MLB 110-201, Rev D, Transom

Coast Guard Drawing 47B-MLB 110-500, Rev H, Shell Plating

COAST GUARD PUBLICATIONS

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

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

OTHER REFERENCES

ASTM International (ASTM) E797, 2005, Standard Practice for Measuring Thickness by

Manual Ultrasonic Pulse-Echo Contact Method

3. REQUIREMENTS

3.1 General.

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

3.2 (UT measurements)

15 (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 handle all interferences in accordance with SFLC Std

Spec 0000, paragraph 3.3.5 (Interferences).

3.2 UT measurements. The Contractor shall perform a total of up to 100 UT measurements of

U/W hull surfaces, in locations designated by figures 1, 2 and the Coast Guard Inspector, using

Coast Guard Drawings 47B-MLB 110-500 and 47B-MLB 110-201 for guidance, in accordance with SFLC Std Spec 0740, Appendix C. Record all measurements on a copy of figure 3 and use a copy of figure 4 (if needed) to show all additional locations selected for measurement. Submit a

CIR, to also include the marked up figures.

4. NOTES

4.1 Coast Guard Personnel. Coast Guard Personnel will operate all vessel equipment and machinery.

16 (Rev-0)

FIGURE 1 - STANDARD UT TESTING LOCATIONS (PORT & STARBOARD)

17 (Rev-0)

FIGURE 2 – STANDARD UT TESTING LOCATIONS (TRANSOM)

18 (Rev-0)

19 (Rev-0)

FIGURE 3 – STANDARD U/W BODY PLATING MEASUREMENTS TABLE

20 (Rev-0)

FIGURE 4 - ADDITIONAL U/W BODY PLATING MEASUREMENTS TABLE

21 (Rev-0)

11000_0815_FLT

REC_11000_UWHIB_FLT_47' MLB (ALL) (1213)

WORK ITEM 3: Hull Plating (U/W Body), Inspect

1. SCOPE

1.1 Intent. This work item describes the requirements for the Contractor to inspect/survey the vessel’s Under Water (U/W) hull plating, including U/W appendages and coating system.

1.2 Government-furnished property.

None.

2. REFERENCES

COAST GUARD DRAWINGS

Coast Guard Drawing 47B-MLB 110-500, Rev H, Shell Plating

Coast Guard Drawing 47B-MLB 631-020, Rev K, Paint Schedule

Coast Guard Drawing 47B-MLB 801-002, Rev -, Docking Plan

COAST GUARD PUBLICATIONS

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

OTHER REFERENCES

The Society for Protective Coatings (SSPC), January 2015, Paint Application

Specification No. 2 (PA-2), Procedure for Determining Conformance to Dry Coating

Thickness Requirements

3. REQUIREMENTS

3.1 General.

3.1.1 CIR.

22 (Rev-0) off and protect all non-affected vessel's components, equipment, and spaces near the work area against contamination during the performance of work. Upon completion of work, the Contractor shall remove all installed protective measures, inspect for the presence of contamination, and return all contaminated equipment, components, and spaces to original condition of cleanliness.

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

Spec 0000, paragraph 3.3.5 (Interferences).

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

Section 2 (References) as guidance. The Contractor shall provide the following, to facilitate the

UWHIB in assessing the condition of the designated U/W hull components and systems:

A hull repair supervisor and a marker.

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

NOTES

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

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

3.2.1 Hull plating.

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

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

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

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

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

23 (Rev-0) devices.

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

3.2.6 Zinc anodes.

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

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

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

Board (UWHIB). Document the condition found as “Partial - Condition A”, “Partial - Condition

B”, “Partial Condition C”, or “100%”, as applicable (see 4.1 (Definitions)). Submit a CFR.

NOTE

The following inspections are for determining the existing condition of the coating system for the underwater body surfaces, which are deemed “Critical-coated” surfaces; they must be carried out by a

SSPC-QP-1 certified contractor/sub-Contractor or a NACE Inspector

– see SFLC Std Spec 0000, paragraph 3.2.4.2 (In-process QC measures for “critical-coated surfaces”).

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

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

4. NOTES

4.1 Definitions.

4.1.1 "Partial – Condition A”: The condition that exists where the substrate is exposed in up to

33% of the entire U/W body.

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

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

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

24 (Rev-0) exposed.

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

25 (Rev-0)

11001_AKP_0314_47279

WORK ITEM 4: Hull Plate, Renew

1. SCOPE

1.1 Intent. This work item describes the requirements for the Contractor to crop out and renew the following sections of hull plating:

Engine Room; from BHD 1 to FR4 and 5” out from keel

Engine Rom; from FR4 to BHD 5, approx 6 sq ft

Engine Room; under STBD engine, approx 60 sq in

Aux Space; out board of port & stbd battery box girder, approx 110 sq in

Main deck/port aft deck box; outboard bhd at deck, approx 150 sq in; fwd bhd at deck, approx 40 sq in

Main deck/stbd aft deck box; deck at outboard bhd, approx 80 sq in

1.2 Government-furnished property.

2. REFERENCES

COAST GUARD DRAWINGS

Coast Guard Drawing 47B-MLB 110-202, Rev F, Transverse Bhd Fr 1

Coast Guard Drawing 47B-MLB 110-301, Rev D, Web Fr 2

Coast Guard Drawing 47B-MLB 110-302, Rev D, Web Fr 3

Coast Guard Drawing 47B-MLB 110-303, Rev C, Web Fr 4

Coast Guard Drawing 47B-MLB 110-400, Rev H, Keel & Longitudinals

Coast Guard Drawing 47B-MLB 110-500, Rev H, Shell Plating

Coast Guard Drawing 47B-MLB 201-010, Rev L, Machinery Arrangement

COAST GUARD PUBLICATIONS

Coast Guard Technical publication (TP) 3355, SWBS 086, Apr 2003, General

Information Book, Section A, CH 6

26 (Rev-0)

Coast Guard Technical publication (TP) 4934, SWBS 074, Sep 2014, Small Boat

Diagrams for Hotwork

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

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

OTHER REFERENCES

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

Preparation Standard SSPC-SP 10/NACE No.2, 2004, Near-White Blast Cleaning

3. REQUIREMENTS

3.1 General.

3.1.1 CIR.

None.

3.1.2 Tech Rep.

Not applicable.

3.1.3 Protective measures - general. The Contractor shall furnish and install all protective coverings to seal off and protect all non-affected vessel's components, equipment, and spaces in the vicinity of 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 below-listed:

Bilge pumps ( Engine room and lazarette)

Fuel supply lines

Fuel return lines

Primary fuel filters

3.1.5 Removal and weld plan. Prior to any removals and welding the Contractor shall submit to the COTR a removal and weld plan that will minimize any hull structural fluctuation.

3.2 Hull inspection and repair. The Contractor shall crop out and renew hull plating from approximately four inches aft of frame one, to approximately four inches aft of frame four and outboard approximately four inches from the keel, port and starboard. Refer to applicable Coast

Guard Drawings in Section 2 for guidance and details.

27 (Rev-0)

3.2.1 Initial measurements. The Contractor shall conduct initial waterborne, shaft alignment readings as listed in Table 1. Record and retain measurements for comparison after structural work is completed.

TABLE 1- SHAFT ALIGNMENT READINGS

READING CORRECT

READING

ACTUAL

READING

Angular Gearbox to Propulsion Output Flange

Misalignment

Less Than 0.004 inches

Parallel Gearbox to Propulsion Output Flange

Misalignment

Less Than 0.004 inches

Carden Shaft Angle Between Engine Coupling and

Gearbox Coupling

Less Than 7 Degrees

Max Difference Between Angles at Carden Shaft Ends Less Than 0.2 Degrees

CAUTION

Ensure DDEC system is disconnected and vessel is properly grounded prior to welding to prevent damage to the DDEC system.

3.2.4 Pre-welding requirements. The Contractor shall follow the DDEC disconnect…