MACKINAW_(WLBB_240)_UNPLANNED_DD_FQ4_TBS_15R0.docx

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UNPLANNED DRYDOCK FOR THE USCGC MACKINAW
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USCGC MACKINAW (WLBB 30)

SPECIFICATION FOR DRY DOCK REPAIRS

FY2015

Developed By: Thurston B Sumner (Rev-0, 1 May 2015)

TABLE OF CONTENTS

Revisions Recordiii
Consolidated List of Referencesiv
Consolidated List of Government-furnished Propertyvii
Consolidated List of Critical Inspection Itemsx
Principal Characteristicsxi
General Requirements1
WORK ITEM 1: Tanks (MP Fuel Stowage and Overflow), Clean and Inspect10
WORK ITEM 2: Tanks (Ballast), Clean and Inspect14
WORK ITEM 3: Tanks (Dirty Oil and Waste), Clean and Inspect17
WORK ITEM 4: Vent Ducts (Galley and Pantry Room All), Commercial Cleaning20
WORK ITEM 5: Compressed Air Receivers, Clean, Inspect, and Test23
WORK ITEM 6: Fixed CO2 Fire Extinguishing System Cylinders, Inspect, Weigh, & Hydrostatic Test26
WORK ITEM 7: Galley Fire Suppression System, Service and Inspect32
WORK ITEM 8: Air Compressors 5000 Hour Overhaul34
WORK ITEM 9: Weathertight Doors, Renew38
WORK ITEM 10: Flag Mast Mount, Renew42
WORK ITEM 11: Sewage Piping, Repair45
WORK ITEM 12: Fire Main Piping, Renew48
WORK ITEM 13: Deck Covering (Interior Wet/Dry), Renew51
WORK ITEM 14: Azipod Propulsion System Repairs, Support54
WORK ITEM 15: Drydock61
WORK ITEM 16: Temporary Services, Provide (For Azipod Tech Rep)65
WORK ITEM 17: Temporary Services, Provide - Tender68
WORK ITEM 18: Propeller, Remove and Reinstall71
WORK ITEM 19: Impressed Current Cathodic Protection System Anodes, Renew74
WORK ITEM 20: Impressed Current Cathodic Protection System Dielectric Shield, Repair78
WORK ITEM 21: Impressed Current Cathodic Protection System Reference Cells, Renew84

USCGC MACKINAW (WLBB-240) DRY DOCK AVAILABILITY FY2015

ii
(Rev-0)

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

DATE
REV#
WORK ITEM#
CHANGES MADE

NOTE : All work item and paragraph numbers listed above for a given revision correspond to same numbers in the previous revision. This revised specification is self-contained with all of the above listed changes incorporated.

USCGC MACKINAW (WLBB-240) DRY DOCK AVAILABILITY FY2015

iii
(Rev-0)

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

All Coast Guard drawings, technical publications, and standard specifications will be provided to contractors by the Coast Guard at an appropriate time, or upon request, free of charge. Other Government documents may be accessed – free of charge – as follows:

· MIL/DOD/CID Specifications: http://www.assistdocs.com/search/search_basic.cfm

· Commandant Instruction Manuals: http://www.uscg.mil/directives/default.asp

· Public Laws, Code of Federal Regulations, U.S Codes, and other Federal Government laws:: www.gpoaccess.gov The Government is aware of the following internet web links where contractors may procure commercial specifications:

· American Welding Society (AWS): http://www.awspubs.com/index.php

· ANSI, ASTM, IEEEE, NFPA, ASME, SAE Standards: http://www.techstreet.com/

· NFPA: http://www.nfpa.org

· SSPC Standards and pictorial guides: http://shopping.netsuite.com/sspcmarketplace

COAST GUARD DRAWINGS

Coast Guard Drawing 240-WLBB-167-001 Rev G, Structural Closures Coast Guard Drawing 240-WLBB-405-001, Rev J, Mast and Antenna Arrangement Coast Guard Drawing 240 WLBB 437-007, Rev C, HVAC Controls WDP Coast Guard Drawing 240 WLBB 512-001, Rev E, HVAC System Diagram Coast Guard Drawing 240-WLBB 521-1, Rev D, Firemain System Diagram Coast Guard Drawing 240-WLBB 521-3, Rev E, Firemain System A/D Coast Guard Drawing 240 WLBB 529-1, Rev E, Ballast System Diagram Coast Guard Drawing 240 WLBB 551-001, Rev B, Compressed Air System Diagram Coast Guard Drawing 240 WLBB 555-001, Rev D, Fire Extinguishing System Diagram CO2 Coast Guard Drawing 240-WLBB 593-1, Rev D, Sewage System Diagram Coast Guard Drawing 240-WLBB 593-5, Rev G, Sewage System A/D Coast Guard Drawing 240 WLBB 801-005, Rev A, Tank CAPACITY - 95% Curves Coast Guard Drawing 240 WLBB 245-003, Rev A, Propeller Drawing Coast Guard Drawing 240 WLBB 264-001, Rev D, Lube Oil System Diagram Coast Guard Drawing 240 WLBB 264-005, Rev B, Lube Oil System A/D Coast Guard Drawing 240 WLBB 601-001, Rev K, Inboard and Outboard Profile Coast Guard Drawing 240 WLBB 601-002, Rev K, Booklet of General Drawings Coast Guard Drawing 240 WLBB 633-001, Rev D, Cathodic Protection Coast Guard Drawing 240 WLBB 633-002, Rev C, ICCP and ICAF Block Wiring Diagram and Deck Plan Coast Guard Drawing 240 WLBB 801-001, Rev E, Line Plans Coast Guard Drawing 240 WLBB 801-003, Rev G, Curves of Form Coast Guard Drawing 240 WLBB 804-006, Rev E, Docking Plan

COAST GUARD PUBLICATIONS

Coast Guard Commandant Instruction (COMDTINST)_M10360.3 (series), Coatings and Color Manual Coast Guard Technical Publication (TP) 3795, 03-APR-05, Air Compressor - MODEL 2XHL2/90 Coast Guard Technical Publication (TP) 3796, Section B, Aug 2006, Galley Hood Coast Guard Technical Publication (TP) 3811, Rev –, CO2 Fire Extinguishing System – Model 95206 Coast Guard Technical Publication (TP) 3729, Jan 2009, Azipod Propulsion and Steering System Coast Guard Technical Publication (TP) 3729, SWBS 235, Jan 2009, Ch 1, Azipod Propulsion and Steering System Coast Guard Technical Publication (TP) 3730, Apr 2005, Azipod Propulsion and Steering System Coast Guard Technical Publication (TP) 3730, SWBS 235, Apr 2007, Azipod Propulsion and Steering System Coast Guard Technical Publication (TP) 3731, Apr 2009, Azipod Propulsion and Steering Systems Coast Guard Technical Publication (TP) 3771, Mar 2007, Change 1, SWBS Group 633 Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), 2014, General Requirements Surface Forces Logistics Center Standard Specification 0740 (SFLC Std Spec 0740), 2014, Welding and Allied Processes Surface Forces Logistics Center Standard Specification 3041 (SFLC Std Spec 3041), Jan 2014, Shipboard Electrical Cable Test 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), 2014, Requirements for Preservation of Ship Structures Surface Forces Logistics Center Standard Specification 6341 (SFLC Std Spec 6341), 2014, Install Interior Deck Covering Systems Surface Forces Logistics Center Standard Specification 8634 (SFLC Std Spec 8634), 2014, Drydocking Surface Forces Logistics Center Standard Specification 8635 (SFLC Std Spec 8635), 2014, Temporary Services

OTHER REFERENCES

ASTM International (ASTM) 6966, 2008, Standard Practice for Collection of Settled Dust Samples Using Wipe Sampling Methods for Subsequent Determination of Metals ASTM International (ASTM) D1330, 2004, Standard Specification for Rubber Sheet Gaskets Code of Federal Regulations (CFR) Title 29, Part 1910, Jul 2008, Occupational Safety and Health Standards Code of Federal Regulations (CFR) Title 29, Part 1915, Jul 2008, Occupational Safety and Health Standards for Shipyard Employment Code of Federal Regulations (CFR) Title 33 CFR, Jul 2013, Navigation and Navigable Waters Code of Federal Regulations (CFR) Title 40, 2013, Protection of the Environment Code of Federal Regulations (CFR) Title 49, Oct 2013, Transportation Commercial Item Description (CID) A-A-59316, 2003, Abrasive Materials for Blasting Federal Specification (Fed Spec) QQ-N-281, Oct 1985, Nickel-Copper Alloy Bar, Rod, Plate, Sheet, Strip, Wire, Forgings, and Structural and Special Shaped Sections Pacific Coast Marine Dwg PCM-C-7156 Society of Automotive Engineers (SAE) Aerospace Material Specification (AMS) C6183, 2013, Cork and Rubber Composition Sheet; For Aromatic Fuel And Oil Resistant Gaskets The Society for Protective Coatings (SSPC) Paint Application Specification No. 3 (SSPC-PA Guide 3), 1995, A Guide to Safety in Paint Application The Society for Protective Coatings (SSPC) Surface Preparation Specification No. 16 (SSPC-SP 16), 2010, Brush-Off Blast Cleaning of Coated and Uncoated Galvanized Steel, Stainless Steels, and Non-Ferrous Metals The Society for Protective Coatings (SSPC) Surface Preparation Specification No.1 (SSPC-SP 1), 2004, Solvent Cleaning The Society for Protective Coatings (SSPC) Surface Preparation Specification No.11 (SSPC-SP 11), 2012, Power Tool Cleaning to Bare Metal The Society for Protective Coatings (SSPC) Surface Preparation Specification No.11 (SSPC-SP 11), 2012, Power Tool Cleaning to Bare Metal The Society for Protective Coatings (SSPC) Surface Preparation Specification No.3 (SSPC-SP 3), 2004, Power Tool Cleaning The Society for Protective Coatings (SSPC)/NACE International (NACE) 2006, Joint Surface Preparation Standard SSPC-SP 10/NACE No.2, Near-White Blast Cleaning ABB OY, Marine and Turbocharging, USCG Mackinaw Drydock 2015 Work Specification Documentation number IMO 9271054 International Organization for Standardization (ISO) 484/2, 1981, Shipbuilding - Ship Screw Propeller - Manufacturing tolerances - Part 2: Propellers of Diameter Between 0.80 and 2.50m, Inclusive International Organization for Standardization (ISO,) ISO 4406:1999

vi
(Rev-0)

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

WORK ITEM
MTI
ITEM DESCRIPTION
NSN/PN
QTY
ESTIMATED COST

($/UNIT)

8
N
Overhaul kit Routine B; Air Compressor - Sperre Model HL2/90
PN 7935
2
2,500
9
N
26” x 66” Weathertight Door, Steel, 2-Dog RH Swing
PN: PCM-07-3-06-15-20 RH
1
$6,350.00
9
N
26” x 66” Weathertight Door, Steel, 2-Dog LH Swing
PN: PCM-07-3-06-15-20 LH
1
$6,350.00
14
N
O-RING 6MM
5331 01F133425/ 3AFV9876184
30 feet
$4.00/FT
14
N
GASKET, PROPELLER CAP
5330 01F133424 /3AFV5601786
2ea
$324.50
14
N
POD CAP GASKET
5330 01F133417 /3AFV5601800
2ea
$616.00
14
N
GASKET, INSPECTION HATCH
5330 01F133423 /3AFV5601842
6ea
$137.50
14
N
SCREW, PROPELLER CAP
5305 01F133432 / 3AFV9979271
10ea
$2.00
14
N
DSS, type GA of 450 MOD 420, Drw. H75052-01, face type shaft seal
H705052-01
2ea
$132,521
14
N
Electric motor for lube oil pump
M2BA 71 M4B 0,5kW, 1680rpm, 450V, 60Hz, IP55

ABB 3AFV330119

4ea
$659.00
14
N
Level sensor Kit
3AFVX6148
2 kt
$9040.00
14
N
Round bar stock
3AFV9877508
2meter
$36.00
14
N
Nordlock washers
3AFV9887380
40ea
$25.00
14
N
Rope Guard Cutter Gasket
3AFV5900389
1ea
$449.00
14
N
HEXAGON HEAD SCREW

ACID-PROOF / A002

3AFV9876367
40 ea
$8.00
14
N
Hexagon Head Screw M24X80/54
3AFV9886009
4ea
$11.00
14
N
HEXAGON NUT ACID-PROOF /

A002

3AFV9876425
4ea
$3.00
14
N
WASHER NORD-LOCK FAENLY
3AFV9887380
48ea
$21.00
14
N
HEXAGON HEAD SCREW

ACID-PROOF / A_002

3AFV9876365
16 ea
$5.00
14
N
M16X60 HEX HEAD SCREW
3AFVX6441
18ea
$6.00
14
N
WASHER NORD-LOCK

ACID-PROOF /A001

3AFV9890199
18ea
$8.00
14
N
HEXAGON SOCKET HEAD CAP

SCREW A002

3AFV9876409
16ea
$36.00
14
N
Washer D40 25x4 SFS2243

MS859PUR

3AFV9877378
36ea
$216.00
14
N
HEXAGON SOCKET HEAD CAP

SCREW / A_003

3AFV9989512
24ea
$120.00
14
N
O-RING / A
3AFV9884101
5ea
9.00
14
N
HEXAGON SOCKET HEAD CAP

SCREW

3AFV9876407
20ea
$27.00
14
N
HEXAGON SOCKET HEAD CAP

SCREW /A003

3AFV9876406
24ea
$8.00
14
N
Hexagonal head screw-steel /B_001
3AFV3300069
32ea
$8.00
14
N
"O RING CORD D10MM, AZIPOD,

BRAD10

3AFP50396061
5ea
$8.00
14
N
Hex Socket Head Cap Screw

FLSKY M16X60/6

3AFV9879438
150ea
$5.00
14
N
Pump IMO LPD 020, EYPO

LPD-020N1 1VBP

Oil lubrication pump

3AFV9942286
4ea
$2511.00
14
N
DRAINAGE TANK

PUMP

3AFV9894482
1ea
$4234.00
14
N
OIL FILTER CARTRIDGE 6

MICRON

3AFV9911016
2ea
$1028.00
14
N
MAGNETIC

CO-AXIAL VALVE

3AFV9877419
2ea
$3448.00
14
N
O-RING / ECDV

1627.3X6

3AFV9880290
2ea
$248.00
15
Y
*Transducer Cover Plate
N/A
4 ea.
50.00
17
Y
KIT, DRYDOCK SUPPORT
NSN: 4730 01F133430
1 ea.
$11300.00
18
Y
**Propeller (right hand)
NSN: 2010-01-518-9869
1 ea.
160,099
18
Y
** Propeller (left hand)
NSN: 2010-01-519-0135
1 ea.
160,099
18
Y
Wrench, Propeller Nut
NSN: 5120-01-F13-3508
1ea
$450.00
18
Y
Propeller Nut Tool
NSN: 5120-01-F13-3546
1ea
$350.00
18
Y
Propeller Nut
NSN: 5310-01-f13-3156 P/N 5601517
1ea
$13,000
19
N
Anode, elliptical, platinum & niobium, 37.5 A
01-408-3588 complete CAPAC Anode Kit, wholesale managed.
4 ea.
3,525.00
21
N
Reference electrode, silver & silver chloride
Siemens Water Technologies W3T105013

(US Filter Electrocatalytic 32622-050) NSN 5977-01-346-0750

2 ea.
1,300.02

*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

ix
(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
14
Azipod Propulsion System Repairs, Support
19
Impressed Current Cathodic Protection System Anodes, Renew
x
(Rev-0)

Principal Characteristics

240' WLBB (CGC MACKINAW)

Physical

Length overall
240’ 0”
Depth (main deck at side to baseline)
24' 0"
Maximum beam
58’ 0”
Height of highest Projection (above DWL)
95' 6"
Full load draft
15’ 6” LCF Draft
Full load displacement (icebreaking)
3427.82 Long Tons Freshwater
Shore tie voltage requirements
1,200 Amp total

3EA 400A 450VAC 3PH

Ungrounded forward/aft stations

Hull

Frame spacing
FR 19-25 = 19"

FR 33-39 = 21"

ALL Else = 20"

Machinery

Number of propellers
2
Number of blades per propeller
4
Diameter of ropeller
10.25'
Pitch
96.98"
RPM
226 rated 270 max
Shafting/propulsion system
Azipod

Tank capacities

Diesel oil
115,538 gal.
Fresh water capacity
27,948 gal.
Hydraulic oil capacity
696 gal.
Lube oil storage
1,159 gal.
Grey water tank
27, 080 gal.
Sewage holding tank
5,313 gal.
88
(Rev-0)

00000_1014_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 at a commercial contractor’s facility for Coast Guard vessels.

1.2 Term interchangeability. The terms 'Contractor', 'CG Yard', 'NAVSTA EVERETT', 'shipyard', 'Base', and 'Coast Guard Industrial' are used interchangeably in this specification. Where the primary service provider is Coast Guard personnel, references to contractor and other noted descriptors within this specification or within drawings, publications, SFLC Standard Specifications or other commercial and military references are deemed the same as prime service provider.

2. REFERENCES

Coast Guard Drawings None Coast Guard Publications Coast Guard Commandant Instruction (COMDTINST) M10360.3 (series), Coatings and Color Manual Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), 2014, General Requirements Surface Forces Logistics Center Standard Specification 0740 (SFLC Std Spec 0740), 2014, Welding and Allied Processes Surface Forces Logistics Center Standard Specification 6310 (SFLC Std Spec 6310), 2014, Requirements for Preservation of Ship Structures Other References None

3. REQUIREMENTS

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

NOTE

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

3.2 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 5 (Cutter and Boat Colors Exterior and Interior).

NOTE

Unless a waiver has been granted (in writing) by the KO, deviations from authorized coatings (listed in Appendix C of SFLC Std Spec 6310) and colors and color schemes (provided in Chapter 5 of COMDTINST MI0360.3) are strictly prohibited.

3.4 Welding and brazing requirements. The Contractor shall perform all welding and allied processes, and NDI in accordance with SFLC Std Spec 0740.

3.5 Environmental protection requirements. The Contractor shall adhere to the following environmental protection requirements in accordance with the SFLC Stand Spec 0000:

3.5.1 Contractor operated (non USCG) facilities. The Contractor shall provide and maintain environmental protection as defined in SFLC Std Spec 0000 Appendix A, Requirements for Environmental Protection at Contractor Operated (Non USCG) Facilities, as applicable, during the performance of this availability. Contractor shall plan for and provide environmental protective measures to control pollution that develops during normal practice, as well as plan for and provide environmental protective measures required to correct conditions that develop during the project. Contractor shall comply with applicable Federal, state, and local laws, codes, ordinances, and regulations in their entirety. Any reference to a specific portion of a Federal, state, or local law, code, ordinance, or regulation in this or any other item shall not be construed to mean that relief is provided from any other sections of the law, code, ordinance, or regulation.

3.5.1.1 USCG Generator status. The activity Generator Status for the Coast Guard Facility is MI4690312778.

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

3.5.3 Regulatory notifications. The Contractor shall be responsible for all regulatory notification requirements in accordance with Federal, State and local regulations. In cases where the Coast Guard must also provide public notification, such as storm water permitting, the Contractor must coordinate with the Contracting Officer or COR, and if work is being performed at a USCG Facility, the local Facility Engineer or Engineering Officer. The Contractor shall submit copies of all regulatory notifications to the Contracting Officer and the local Facility Engineer or Engineering Officer prior to commencement of work activities. Regulatory notifications shall be provided for including but not limited to demolition, renovation, National Pollutant Discharge Elimination System (NPDES) defined site work, and remediation of controlled substances such as asbestos, hazardous waste, and lead paint.

3.5.4 Environmental manager. The Contractor shall appoint in writing an Environmental Manager for the project, and shall be responsible for coordinating Contractor compliance with Federal, State, local, and station environmental requirements. The Environmental Manager shall ensure compliance with Hazardous Waste Program requirements, including hazardous waste handling, storage, manifesting, and disposal; implement the Contractors’ Environmental Management Plan; ensure that all environmental permits are obtained, maintained, and closed out; ensure compliance with Storm Water Program Management requirements; ensure compliance with Hazardous Materials including storage, handling, and reporting requirements; as well as coordinate any remediation of regulated substances such as lead, asbestos, and polychlorinated biphenyl (PCB). This may be a collateral position; however the individual must be trained to adequately accomplish the following duties; ensure waste segregation and storage compatibility requirements are met; inspect and manage Satellite Accumulation areas; ensure only authorized personnel add wastes to containers; ensure all Contractor personnel are trained in 40 CFR requirements and individual position requirements; coordinate removal of waste containers; and maintain the Environmental Records binder and required documentation, including environmental permits compliance and close-out.

3.5.5 HW disposal. Contractor shall comply with SFLC Std Spec 0000 Appendix A, Requirements For Environmental Protection At Contractor Operated (Non USCG) Facilities for HW disposal.

3.6 Local Policy. None.

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

None.4. NOTES

4.1 QA inspection forms. QA inspection forms (QA-1 thru QA-5), required in SFLC Std Spec 6310 to be completed and submitted during preservation of “critical-coated surfaces”, are provided at the end of this document.

QA-1 - QUALITY ASSURANCE INSPECTION FORM

(PRESERVATION CHECKLIST)

Vessel Name
Hull #
Work Item #
Work Item Title
Location of Work (incl. frame #’s)
Area (sqft)

CHECKPOINT 1 – COATING SYSTEM COMPLIANCE

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

CHECKPOINT 2 - PAINT STORAGE

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

CHECKPOINT 3 - AMBIENT CONDITIONS

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

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

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

CHECKPOINT 4 - PRE-SURFACE PREPARATION

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

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

CHECKPOINT 5 - SURFACE PREPARATION

Verify environmental conditions (see CHECKPOINT 3).

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

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

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

CHECKPOINT 6 - PRIMER COAT APPLICATION

Verify environmental conditions (see CHECKPOINT 3).

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

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

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

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

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

Perform visual inspection for holidays and other defects.

CHECKPOINT 7 – STRIPE COAT APPLICATION

Verify environmental conditions (see CHECKPOINT 3).

Ensure overcoating window is as per manufacturer’s instructions.

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

CHECKPOINT 8 – TOP COAT APPLICATION

Verify environmental conditions (see CHECKPOINT 3).

Ensure overcoating window is as per manufacturer’s instructions.

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

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

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

CHECKPOINT 9 – FINAL INSPECTION

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

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

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

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

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

CHECKPOINT 10 – RECORD KEEPING

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

Name of QP-1/NACE Inspector
Signature
Cert. #
Date / Time

QA-2 - QUALITY ASSURANCE INSPECTION FORM

(ENVIRONMENTAL READINGS)

Vessel Name
Hull #
Work Item #
Work Item Title

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

DATE & TIME
ACTIVITY (Surface preparation, primer coat, barrier coat, top coat, etc…)
LOCATION (Frame & Deck, relation to equipment, etc.)
TEMPERATURE
% REL. HUMID-ITY
DEW PT.
SURFACE
AMBIENT
ΔT

| DP - Surface |

Name of QP-1/NACE Inspector
Signature
Cert. #
Date / Time

QA-3a - QUALITY ASSURANCE INSPECTION FORM

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

Vessel Name
Hull #
Work Item #
Work Item Title
Location of Work (Frame References)
Area (sqft)
SURFACE PREPARATION METHOD
PROFILE ACHIEVED (mils)
Min
Max
Mean

SSPC-SP-10/NACE No. 2

SSPC-SP WJ-1/NACE WJ-1

SSPC-SP WJ-2/NACE WJ-2

SSPC-SP WJ-3/NACE WJ-3

SSPC-SP WJ-4/NACE WJ-4

SSPC-SP-3

SSPC-SP-11

SSPC-SP-11 (inaccessible area)

Brush-blasting (non-metallic substrate)

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

Place Surface Profile Replica Tape Here Reading:__________ mils Place Surface Profile Replica Tape Here Reading:__________ mils Place Surface Profile Replica Tape Here Reading:__________ mils

Place Surface Profile Replica Tape Here Reading:__________ mils Place Surface Profile Replica Tape Here Reading:__________ mils Place Surface Profile Replica Tape Here Reading:__________ mils

Place Surface Profile Replica Tape Here Reading:__________ mils Place Surface Profile Replica Tape Here Reading:__________ mils Place Surface Profile Replica Tape Here Reading:__________ mils

Place Surface Profile Replica Tape Here Reading:__________ mils Place Surface Profile Replica Tape Here Reading:__________ mils Place Surface Profile Replica Tape Here Reading:__________ mils

Place Surface Profile Replica Tape Here Reading:__________ mils Place Surface Profile Replica Tape Here Reading:__________ mils Place Surface Profile Replica Tape Here Reading:__________ mils

Mean Mil Reading (IAW ASTM D4417-Method C) for above 15 readings: ______________

Name of QP-1/NACE Inspector
Signature
Cert. #
Date / Time

QA-3b - QUALITY ASSURANCE INSPECTION FORM

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

Vessel Name
Hull #
Work Item #
Work Item Title
Location of Work (incl. frame #’s)
Area (sqft)
SURFACE PREPARATION METHOD
PROFILE ACHIEVED (mils)
Min
Max
Mean

SSPC-SP-10/NACE No. 2

SSPC-SP WJ-1/NACE WJ-1

SSPC-SP WJ-2/NACE WJ-2

SSPC-SP WJ-3/NACE WJ-3

SSPC-SP WJ-4/NACE WJ-4

SSPC-SP-3

SSPC-SP-11

SSPC-SP-11 (inaccessible area)

Brush-blasting (non-metallic substrate)

Abrasive Manufacturer and Sieve Size: _________________________________ Record measurements taken in the spaces provided below, to serve as permanent QA record. Maintain separate log for each location. When an area is divided into separate sections, maintain a separate log for each section.

Reading:
_____ mils
_____ mils
_____ mils
_____ mils
_____ mils
Reading:
_____ mils
_____ mils
_____ mils
_____ mils
_____ mils
Reading:
_____ mils
_____ mils
_____ mils
_____ mils
_____ mils
Reading:
_____ mils
_____ mils
_____ mils
_____ mils
_____ mils
Reading:
_____ mils
_____ mils
_____ mils
_____ mils
_____ mils
Reading:
_____ mils
_____ mils
_____ mils
_____ mils
_____ mils
Reading:
_____ mils
_____ mils
_____ mils
_____ mils
_____ mils
Reading:
_____ mils
_____ mils
_____ mils
_____ mils
_____ mils
Reading:
_____ mils
_____ mils
_____ mils
_____ mils
_____ mils
Reading:
_____ mils
_____ mils
_____ mils
_____ mils
_____ mils

Mean Mil Reading (IAW ASTM D4417-Method B) for above 10 readings (by column):

_____ mils
_____ mils
_____ mils
_____ mils
_____ mils
Name of QP-1/NACE Inspector
Signature
Cert. #
Date / Time

QA-4 - QUALITY ASSURANCE INSPECTION FORM

(SURFACE SOLUBLE SALT CONDUCTIVITY LOG)

Vessel Name
Hull #
Work Item #
Work Item Title
Location of Work (incl. frame #’s)
Area (sqft)

SOLUBLE SALT CONDUCTIVITY MEASUREMENTS IAW SSPC-GUIDE 15

DATE
TEST LOCATIONS
CONDUCTIVITY

(microsiemens/cm)

Name of QP-1/NACE Inspector
Signature
Cert. #
Date / Time

QA-5 - QUALITY ASSURANCE DATA FORM

(COATING THICKNESS)

(Use one sheet for each sequence)

Vessel Name
Hull #
Work Item #
Work Item Title
Coating Mfg
Product Name
Batch #
Induction Time
Coating System Sequence (Primer/Touchup/3rd Coat, etc.)

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

SPOT
1
2
3
4
5
AVERAGE VALUE

*BASE METAL READING (BMR)

*Required, If Magnetic Pull-Off (Type I/Banana) Gauge Is Used.

Location (Frame Reference): ___________________

SPOT
1
2
3
4
5

Overall Avg. DFT

ADJUSTMENTS

Avg. BMR
Deviation
Before Adjustments
After Adjustments

Avg.

SPOT
1
2
3
4
5

Overall Avg. DFT

ADJUSTMENTS

Avg. BMR
Deviation
Before Adjustments
After Adjustments

Avg.

SPOT
1
2
3
4
5

Overall Avg. DFT

ADJUSTMENTS

Avg. BMR
Deviation
Before Adjustments
After Adjustments

Avg.

Application Method (Airless, Conventional Spray, Rolled)
Average DFT
Name of QP-1/NACE Inspector
Signature
Cert. #
Date / Time

12300_0814_FLT

REC_12311_FLT_240’ WLBB (30 CGC MACKINAW) Great Lakes only vessel in class (0310) WORK ITEM 1: Tanks (MP Fuel Stowage and Overflow), 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):

TYPE OF TANK
LOCATION
CAPACITY - 95%

(gallons) LOW SUCTION (gallons)

Diesel storage
2-15-1-F
11,592
570
Diesel storage
2-15-2-F
11,592
570

1.2 Government-furnished property.

None.

2. REFERENCES

Coast Guard Drawings Coast Guard Drawing 240 WLBB 801-005, Rev A, Tank CAPACITY - 95% Curves 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 Federal Specification (Fed Spec) QQ-N-281, Oct 1985, Nickel-Copper Alloy Bar, Rod, Plate, Sheet, Strip, Wire, Forgings, and Structural and Special Shaped Sections Society of Automotive Engineers (SAE) Aerospace Material Specification (AMS) C6183, 2007, Cork and Rubber Composition Sheet; For Aromatic Fuel And Oil Resistant Gaskets

3. REQUIREMENTS

3.1 General.

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

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:

Fuel Piping Tank access cover

3.1.4.1 The Contractor shall remove all remaining tank contents (approximately 2% of original CAPACITY - 95%), after the existing tank contents have been emptied by the vessel’s crew until loss of suction (using the vessel’s existing transfer systems). Document a complete chain of custody record of the removed tank contents from the vessel to the point of final destination or delivery. Submit document to the COR upon completion of work.

3.1.4.2 Dispose of removed fluids in accordance with all applicable Federal, state, and local regulations (see 4.2 (Tank content restoration)).

NOTE

Vessel may come in with less tank fluid contents than specified above.

NOTE

Initial and post repair operational tests apply only to tanks that possess TLIs.

3.1.5 Operational test - initial. Prior to commencement of work, the Contractor shall witness Coast Guard personnel test TLIs 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 tank 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 Cleaning requirements. The Contractor shall refer to Coast Guard Drawing 240 WLBB 801-005 for guidance. The Contractor shall remove tank cover(s) and clean tank interior surfaces free of all foreign materials, such as residual fuel or water, sediment, sludge, rust, or biological growth, taking care not to damage the coating system (if applicable). Remove cleaning media and residues continuously during the washing process. Remove any residual wash media; and wipe up residual moisture with clean lint-free cloths.

3.3 Tank content and waste disposal. The Contractor shall dispose of residual tank contents and any cleaning fluids in compliance with all applicable Federal, state, and local laws, ordinances and regulations. Document a complete chain of custody record of the removed tank contents and generated wastes, from the vessel to the point of final destination or delivery. Submit document to the COR upon completion of work.

3.4 Inspection. The Contractor shall accomplish the following tasks:

3.4.1 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.

Inaccessible areas.

Condition of tank coating, including measurements taken, percentage, location, and type of coating failure (if tank interior surfaces are coated).

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

Sounding/vent tube and striker plate condition.

Suction and discharge piping condition.

Fastener material and condition (correct fastener material is stainless steel).

3.4.2 Measure up to 10 “pits” within each tank as designated by the Coast Guard Inspector using a Contractor supplied ‘Pit Gauge’. Include pit measurement results in CFR specified above, showing where pit measurements were taken and the depth of the pit.

3.5 Tank closing. The Contractor shall ensure that the tank(s) remain open for at least 24 hours after completion of any KO-authorized repair and preservation procedures. 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 AMS-C-6183. Chase threads on studs to ensure even installation of the access covers. Renew any damaged or non-monel nuts with Nickel-Copper alloy (monel) nuts meeting QQ-N-281, Class A or B. The nuts and bolts shall be of different classes to prevent galling.

3.5.1 The Contractor shall renew up to 10% of missing or damaged nuts and washers.

3.6 Operational test – post repairs. After completion of work, the Contractor shall witness Coast Guard personnel test all designated tank TLIs to prove satisfactory operating condition. Submit a CFR.

NOTE

Coast Guard personnel will operate all shipboard machinery and equipment.

4. NOTES

4.1. Coast Guard personnel. Coast Guard personnel will operate all shipboard machinery and equipment.

4.2 Tank content removal. The Ship’s force will pump down the tanks to the maximum extent possible with the installed pumping system.

4.3 Tank inspection. The Coast Guard Inspector will visually inspect the tank interior immediately prior to closing.

4.4 Tank content restoration. The Ship’s force will procure new fluids and refill all tanks at the appropriate time.

12316_DCH_0914_FLT

REC_12316_FLT_ 240’ WLBB (30 CGC MACKINAW) (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):

TYPE OF STRUCTURE
LOCATION
CAPACITY - 95%

(gallons)

LOW SUCTION

(gallons)

Ballast Tank
4-J-0
10,918 gallons
N/A
Ballast Tank
4-0-0
10,918 gallons
N/A
Ballast Tank
4-0-1 and 4-0-2
20,018 gallons Each
N/A
Ballast Tank
4-15-1 and 4-15-2
13,677 gallons Each
N/A
Ballast Tank
4-91-0
10,714 gallons
N/A
Ballast Tank
4-91-1
8,432 gallons
N/A
Ballast Tank
4-91-2
10,714 gallons
N/A

2. REFERENCES

Coast Guard Drawings Coast Guard Drawing 240 WLBB 529-1, Rev E, Ballast System Diagram 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) D1330, 2004, Standard Specification for Rubber Sheet Gaskets

3. REQUIREMENTS

3.1 General.

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

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).

NOTE

Coast Guard personnel will operate all shipboard machinery and equipment.

3.1.5 Operational test - specific.

3.1.5.1 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 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. The Contractor shall refer to Coast Guard Drawing 240 WLBB 529-1 for guidance.

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.

· 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 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 up to 10% of missing or damaged fasteners.

NOTE

Coast Guard personnel will operate all shipboard machinery and equipment.

3.6 Operational test - specific.

3.6.2 Operational test – post repairs. After completion of work, the Contractor shall thoroughly test, in the presence of the Coast Guard Inspector and demonstrate all 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.

12317_DCH_0914_FLT

REC_12310_FLT_240’ WLBB (30 CGC MACKINAW) Great Lakes only vessel in class (0310) WORK ITEM 3: Tanks (Dirty Oil and Waste), 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):

TYPE OF TANK
LOCATION
CAPACITY - 95%

(gallons) LOW SUCTION (gallons)

Waste Oil
3-54-3-F
581
50
Oily Water Storage
3-54-0-F
1,741
305

*(Note: Tank CAPACITY - 95% at 95%. See Coast Guard Drawing 240-WLBB 801-005.)

None.

2. REFERENCES

Coast Guard Drawings Coast Guard Drawing 240 WLBB 801-005, Rev A, Tank CAPACITY - 95% Curves Coast Guard Publications Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), 2014, General Requirements Other References Society of Automotive Engineers (SAE) Aerospace Material Specification (AMS) C6183, 2013, Cork and Rubber Composition Sheet; For Aromatic Fuel And Oil Resistant Gaskets

3. REQUIREMENTS

3.1 General. The Contractor shall accomplish the following for all designated tanks in paragraph 1.1 (Intent). Use Coast Guard Drawing 240 WLBB 801-005 for guidance.

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).

3.1.5 The Contractor shall remove all remaining tank contents (approximately 2% of original CAPACITY - 95%), after the existing tank contents have been emptied by the vessel’s crew until loss of suction (using the vessel’s existing transfer systems). Tanks contain waste oil and oily water, to facilitate gas-freeing. Dispose of removed fluids in accordance with all applicable Federal, state, and local regulations.

NOTE

Coast Guard personnel will operate all shipboard machinery and equipment.

3.1.5 Operational test - specific.

3.1.5.1 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.

NOTE

Vessel may come in with less tank fluid contents than specified above.

3.2 Cleaning requirements. The Contractor shall remove tank cover(s) and clean tank interior surfaces free of all foreign materials, such as sediment or sludge, taking care not to damage the coating system (if applicable). Remove cleaning media and residues continuously during the washing process. Remove any residual wash media; and wipe up residual moisture with clean lint-free cloths.

3.3 Tank content and waste disposal. The Contractor shall dispose of tank contents and all cleaning fluids in compliance with all applicable Federal, state, and local laws, ordinances and regulations. Document a complete chain of custody record of the removed tank contents and generated wastes, from the vessel to the point of final destination or delivery. Submit document to the COR upon completion of work.

3.4 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.

Inaccessible areas.

Condition of tank 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 and condition (correct fastener material is stainless steel).

3.5 Tank closing. The Contractor shall ensure that the tank(s) remain open for at least 24 hours after completion of all authorized repair and preservation procedures. 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 AMS-C-6183.

NOTE

Coast Guard personnel will operate all shipboard machinery and equipment.

3.6 Operational test - specific.

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

4. NOTES

4.1 The Coast Guard Inspector will visually inspect the tank interior immediately prior to closing.

51201_0814_FLT

REC_51200_FLT_240’ WLBB (30 CGC MACKINAW) Great Lakes [tender] only vessel in class (0309) WORK ITEM 4: Vent Ducts (Galley and Pantry Room All), Commercial Cleaning

1. SCOPE

1.1 Intent. This work item describes the requirements for the Contractor to clean and inspect the designated shipboard ventilation systems.

1.2 Government-furnished property.

None.

2. REFERENCES

Coast Guard Drawings Coast Guard Drawing 240 WLBB 512-001, Rev E, HVAC System Diagram Coast Guard Drawing 240 WLBB 437-007, Rev C, HVAC Controls WDP Coast Guard Publications Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), 2014, General Requirements Surface Forces Logistics Center Standard Specification 5100 (SFLC Std Spec 5100), 2014, Clean Shipboard Ventilation Systems

Other References None

3. REQUIREMENTS

3.1 General.

3.1.1 CIR.

None.

3.1.2 Tech Rep.

Not applicable.

3.1.3 Protective measures - 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). Be aware that interferences in way of work include, but are not limited to the below-listed:

Ducting screens.

Overhead sheathing/panels.

Ventilation Covers..

3.2 Operational test - initial. Prior to commencement of work, the Contractor shall witness Coast Guard Personnel perform an initial operational test of the ventilation systems included in this work item, to demonstrate existing operational…

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