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USCGC HENRY BLAKE (WLM-175) DOCKSIDE AVAILABILITY 2012

USCGC HENRY BLAKE (WLM 563)

175 FOOT COASTAL BUOY TENDER

SPECIFICATION FOR DOCKSIDE REPAIRS

Developed By: Miguel K Augustin (Rev-0, 21 February 2012)

TABLE OF CONTENTS

iiiRevisions Record ivConsolidated List of References viiConsolidated List of Government-furnished Property viiiConsolidated List of Critical Inspection Items ixPrincipal Characteristics

1General Requirements

13WORK ITEM 1: Compressed Air Receivers (All) , Clean, Inspect , and Hydro

16WORK ITEM 2: Grey Water Holding Tanks , Clean and Inspect

19WORK ITEM 3: Sewage Holding Tanks , Clean and Inspect

22WORK ITEM 4: Sewage Piping , Clean and Flush

25WORK ITEM 5: Tanks ( Grey Water Holding ) , Preserve “ 100% ”

28WORK ITEM 6: Tanks (Grey Water Holding), Preserve “Partial ”

31WORK ITEM 7: Tanks ( Sewage Holding ) , Preserve “ 100% ”

34WORK ITEM 8: Tanks ( Sewage Holding ) , Preserve “ Partial ”

36WORK ITEM 9: Propulsion Shaft Bulkhead Seals , Upgrade

41WORK ITEM 10: Weather Deck 02-03 Level Inclined Ladder , Upgrade

43WORK ITEM 11: Z-Drive Propulsion Unit Seal Oil Tank , Relocate

60WORK ITEM 12: Cargo Hold Deck, Preserve

62WORK ITEM 13: Hydraulic Cargo Hatch Gasket Renew and Hatch Preservation

68WORK ITEM 14: Deck Covering (Wet/Dry), Seal

70WORK ITEM 15: Compartment Insulation Renew

73WORK ITEM 16: Single Point Davit, Inspect and Repair

76WORK ITEM 17: Ship Service Diesel Generator, Overhaul

79WORK ITEM 18: Piping Insulation, Renew

81WORK ITEM 19: Hydraulic Inhaul Winch Cylinder , Renew

WORK ITEM 20: Compartment Insulation Renew

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

DATE
REV#
WORK ITEM#
CHANGES MADE

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

Consolidated List of References

The below-listed documents form a part of this specification to the extent specified herein. Approval/publication dates or revision dates/numbers are also identified, to ensure that same document versions are used at 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 175 WLM 243-002, Rev F, Propulsion Shaft Arrangement

Coast Guard Drawing 175 WLM 244-001, Rev -, 4.48” ND Type Bulkhead Seal

Coast Guard Drawing 175 WLM 245-1, Rev A, Propeller

Coast Guard Drawing 175 WLM 506-001, Rev G, Overflows, Air Escapes & Sounding Tubes Diagram

Coast Guard Drawing 175 WLM 551-001, Rev H, Compressed Air System Diagram

Coast Guard Drawing 175 WLM 561-1, Rev J, Z-Drive Hydraulic System Diagram

Coast Guard Drawing 175 WLM 561-4, Rev -, Line Diagram for Z-Drive Seal Oil Tank Mod

Coast Guard Drawing 175 WLM 593-001, Rev G, Sewage & Waste Water System Diagram

Coast Guard Drawing 175 WLM 593-009, Rev E, Independent Tanks, Sewage Holding Tank

Coast Guard Drawing 175 WLM 601-001, Rev L; General Arrangement Inboard and Outboard Profiles

Coast Guard Drawing 175 WLM 623-001, Rev L, Ladders, Inclined & Vertical Assy & Detail

Coast Guard Drawing 175 WLM 633-001, Rev D, Cathodic Protection

Coast Guard Drawing 175 WLM 635-1, Rev F, Hull Thermal & Acoustic Insulation Schedule

Coast Guard Drawing 175-WLM 256-4, Rev J, Seawater Cooling System a & D, Hull Blks 940-970

Coast Guard Drawing 175-WLM 508-1, Rev B, Piping & Machinery Insulation

Coast Guard Drawing 175-WLM 201-2, Rev D, Machinery Removal Routes

Coast Guard Drawing 175-WLM 593-001, Rev G, Sewage & Waste Water System Diagram

Coast Guard Drawing 175-WLM 601-1, Rev -, General Arrangement, Inbd and Outbd Profiles

Coast Guard Drawing 175-WLM 631-2, Rev -, Painting Schedule

Coast Guard Drawing 175-WLM 635-1, Rev -, Hull Thermal & Acoustic Insulation Schedule

Fleet Dwg 2605-01 3; Buoy Chain Winch Model CW1 Pins

NAVSEA Drawing 804-5773931, Rev A, Acoustic & Thermal Insulation For Compartments Installation Details

NAVSEA Drawing 804-5959214, Rev-, Piping Insulation - Installation Details

COAST GUARD PUBLICATIONS

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

Coast Guard Technical Publication (TP) 3498, Section A, Feb 2008, Buoy Chain Winch

Coast Guard Technical Publication (TP) 3610, Section 167-A, July 2002, Power Operated Cargo Hatch, Coastal Buoy Tender, Model No. D-WK-787

Coast Guard Technical Publication (TP) 3613, Tab 243-B, Bulkhead Seal

Coast Guard Technical Publication (TP) 3616A, Manufacturer's Instruction Book – SWBS Group(s) 310

Coast Guard Technical Publication (TP) 3616B, Manufacturer's Instruction Book – SWBS Group(s) 310

Coast Guard Technical Publication (TP) 3627, Mar 2007, SWBS 556, Tab 556A - Deck Equipment Hydraulic Power Unit

Coast Guard Technical Publication (TP) 3632, Feb 2001, Chapter 583, Section C, Technical Manual for Slewing Arm Davit Model D6000CT

Surface Forces Logistics Center Standard Specification (SFLC Std Spec) 0000, Jan 2009, General Requirements

Surface Forces Logistics Center Standard Specification (SFLC Std Spec) 085, Jan 2009, General Requirements for Drawing Preparation

Surface Forces Logistics Center Standard Specification (SFLC Std Spec) 3101, Aug 2011, Overhaul AC Synchronous Machines

Surface Forces Logistics Center Standard Specification (SFLC Std Spec) 0740, Jan 2009, Welding and Allied Processes

Surface Forces Logistics Center Standard Specification 3042 (SFLC Std Spec 3042), Jan 2009, Shipboard Electrical Cable Removal, Relocation, Splice, Repair, and Installation

Surface Forces Logistics Center Standard Specification (SFLC Std Spec) 5000, Jan 2009, Inspect, Repair, And Test Auxiliary Machine Systems

Surface Forces Logistics Center Standard Specification 8636 (SFLC Std Spec 8636), Jan 2009, Temporary Hull Accesses

Surface Forces Logistics Command (SFLC) Naval Engineering Directive (NED) 5735-01, Inspection and Test Procedure For Buoy Chain Winch Model CW-1 Onboard WLM 551-564 and WLB 201-215, May 2010

OTHER REFERENCES

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

ASTM International (ASTM) D4417, 2003, Standard Test Methods for Field Measurement of Surface Profile of Blast Cleaned Steel

ASTM International (ASTM) F683, 2003, Standard Practice for Selection and Application of Thermal Insulation for Piping and Machinery

Coast Guard Technical Publication (TP) 3613, Jan 1997, Manufacturers Instruction Book-SWBS Group(s) 242-262

Code of Federal Regulations (CFR) Title 33 CFR, 2008, Navigation and Navigable Waters

Code of Federal Regulations (CFR) Title 40, Chapter I, 2008, Environmental Protection Agency

Code of Federal Regulations (CFR) Title 49, Chapter I, 2008, Pipeline and Hazardous Materials Safety Administration, Department Of Transportation

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

Commercial Item Description (CID) A-A-59323, Rev A, Cloths, Cleaning, Low-Lint

DOD-STD-1399 Section 301A, Jul 1986, Ship Motion and Attitude

DOD-STD-2187, Aug 1987, Chemical Cleaning of Salt Water Piping Systems

Manufacturers Standardization Society of the Valve and Fittings Industry (MSS), SP-69, 2003, Pipe Hangers and Supports - Selection and Application

Manufacturers Standardization Society of the Valve and Fittings Industry (MSS), SP-89, 2003, Pipe Hangers and Supports – Fabrication and Installation Practices

MIL-A-22262, Mar 1996, Abrasive Blasting Media Ship Hull Blast Cleaning

MIL-D-16791, Jan 1993, Detergents, General Purpose (Liquid, Nonionic)

MIL-D-3134, Sep 1989, Deck Covering Materials

MIL-F-1183, Rev J; Fittings, Pipe Cast Bronze Silver-Brazing

MIL-PRF-24613, Dec 1990, Deck Covering Materials, Interior, Cosmetic Polymeric

MIL-T-24107, Oct 1987, Tube, Copper (Seamless) (Copper Alloy Numbers C10100, C10200, C10300, C10800, C12000, C12200, and C14200)

The Society for Protective Coatings (SSPC) Surface Preparation Specification No.11 (SSPC-SP 11), 2004, Power Tool Cleaning to Bare Metal

The Society for Protective Coatings (SSPC) VIS 1, 2004, Guide and Reference Photographs for Steel Surfaces Prepared by Dry Abrasive Blast Cleaning

Wartsila Defense, Inc. Technical Manual for Type ND Seal

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)

9
N
Seal, Bulkhead Shaft (entire seal) H76287-01
PN: OC 0000-01-LG9-4521
4 ea.
32,000
16
Y
Winch Assembly
NSN: 2030015051581
1 ea.
17,454.50
19
Y
Level Wind Hydraulic Cylinder
3040-01-441-3721
1 ea.
7,423
19
N
Pivot Pin, Hydraulic Cylinder Foot End
5315-01-515-9847
1 ea.
400
19
N
Clevis Pin, Hydraulic Cylinder Rod End
5315-01-515-9912
1 ea.
452

*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

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_STD, paragraph 3.2.6.5 (Inspection report particulars)):

Work Item Title

13
Hydraulic Cargo Hatch Gasket Renew and Hatch Preservation
14
Deck Covering (Wet/Dry), Seal
16
Single Point Davit, Inspect and Repair
19
Hydraulic Inhaul Winch Cylinder , Renew

PC_175_WLM_310

Principal Characteristics

175' WLM BUOY TENDER

Physical Characteristics

Length Overall
174' 8"
Length between Perpendiculars
155' 1"
Depth
14' 8"
Maximum Beam
36' 0"
Designed Draft
8' 0"
Mast Height (Above 8' Waterline)
58' 8"
Frame Spacing
20"
Full Load Displacement
906.42 long tons
Light Load Displacement
840 long tons
Minimum Op Condition Displ
870 long tons

Machinery Characteristics

Main Propulsion
Two Caterpillar 3508 DITA V-8 diesel; 999 BHP ea @ 1500 RPM

Two Ulstein 360 degree steerable Z-Drives, 403 SRPM @ 1600 ERPM

Reduction Gears
Two Z-Drive units, Cardan shafting; 3.973:1 gear ratio
Shaft Seal
John Crane Type ND
Shaft Bearings
Five pedestal mounted, Cooper split roller bearings
Number of Propellers
2
Number of Blades
4
Diameter
57.1"
Rudders
None; Z-drive
Ship's Service Generators
Three Caterpillar Model 3406 DITA Turbocharged; 285KW, 450V, 60 Hz, 1800 RPM
Emergency Diesel Generator
One Caterpillar Model 3406 DIT 210 KW, 24V, 60 Hz, 1800 RPM

Tank Capacities

Diesel Oil Capacity (100%)
16,385 gal
Fresh Water Capacity (100%)
7,339 gal
Lubricating Oil (100%)
86 gal

This page was left blank intentionally. Do not delete.

00000_PWB_1111_FLT

REC_0000_FLT_ Commercial Project @ CG Facility (0211) General Requirements

1. SCOPE

1.1 Intent. This item describes the general requirements to be followed by the Contractor while conducting this availability.

2. REFERENCES

Coast Guard Drawings None.

Coast Guard Publications Coast Guard Commandant Instruction (COMDTINST) M10360.3C, Change 1, Jun 2006, Coatings and Color Manual Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), Jan 2009, General Requirements Surface Forces Logistics Center Standard Specification 0740 (SFLC Std Spec 0740), Jan 2009, Welding and Allied Processes Other References ASTM International (ASTM) D4417, 2003, Standard Test Methods for Field Measurement of Surface Profile of Blast Cleaned Steel Commercial Item Description (CID) A-A-59316, Nov 2003, Abrasive Materials for Blasting Code of Federal Regulations (CFR) Title 33 CFR, 2008, Navigation and Navigable Waters Code of Federal Regulations (CFR) Title 40, Chapter I, 2008, Environmental Protection Agency Code of Federal Regulations (CFR) Title 49, Chapter I, 2008, Pipeline and Hazardous Materials Safety Administration, Department Of Transportation MIL-A-22262, Mar 1996, Abrasive Blasting Media Ship Hull Blast Cleaning The Society for Protective Coatings (SSPC) VIS 1, 2004, Guide and Reference Photographs for Steel Surfaces Prepared by Dry Abrasive Blast Cleaning

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 also to all other work subsequently authorized by changes, modifications, or extensions to the contract.

3.2 Fire watch requirements. The Contractor shall refer to 3.3.1.3 (Fire watch requirements) of SFLC Std Spec 0000, in accomplishing the following task:

· Provide portable fire extinguishers for Coast Guard fire watch personnel. Coast Guard fire watch is in lieu of contractor personnel during the hours of 0800-1600, Monday through Friday, and limited to two Coast Guard fire watch personnel.

· Provide fire watch personnel and fire extinguishers for the duration of the availability period, during and beyond noted Coast Guard fire watch support.

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

NOTE

NAVSEA approval is NOT required for welding procedures submitted but the procedures must be reviewed and shown to satisfy the requirements set forth in NAVSEA TP 1688, by a welding regulatory agency. The requirements for welding Weldox 900 shall be considered the same as those for welding HY-130

3.4 HW disposal. The Contractor shall be responsible for all hazardous wastes generated by work under this contract. Label and package all hazardous wastes in 49 CFR-approved containers, and in accordance with all other applicable Federal, state, and local laws and regulations. In addition, comply with applicable parts of 40 CFR 262, applicable to handling of hazardous wastes.

3.4.1 Along with the Government, the Contractor shall be contractually considered the co-generator of all hazardous wastes; be aware that the Government will make available its facility’s EPA Generator Identification (ID) Number for manifesting of hazardous wastes.

3.4.2 The Contractor shall identify, arrange, and be responsible for the turnover of all hazardous wastes, within the confines of the Coast Guard shore facility, to the facility’s HM/HW Coordinator. Notify the ship’s HW Coordinator prior to any transfers of HW from ship to shore.

3.4.3 The Contractor shall prepare a manifest of hazardous waste to be reviewed and signed by the HM/HW Coordinator. Contact the HM/HW Coordinator for turnover of any hazardous waste; in addition, notify the COTR in writing 24 hours prior to any waste removals, and ensure that waste removals are conducted during normal business hours (0800-1600) on Monday through Friday (excluding holidays).

3.4.4 The Contractor shall be aware of the following:

3.4.4.1 No Contractor or Subcontractor shall have the authority to sign a Hazardous Waste Manifest using the Coast Guard facility’s EPA Generator ID Number or remove contract generated hazardous waste from the Coast Guard facility without COTR or KO-approval.

3.4.4.2 Local environmental regulations at the Government facilities may be more stringent than in many jurisdictions. As with all environmental regulations, it is the Contractor's responsibility to research, prepare for, and comply with local and state regulations.

3.4.4.3 Coast Guard facilities do not have Facilities Response Plans (see 33 CFR 154 Subpart F). It is the Contractor’s responsibility to furnish the Facility Response Plan (FRP) when required for over-the-water liquids transfers to and from vessels. This requirement is applicable to transfers to/from vessels with an oil/fuel capacity of 250 barrels or more.

3.5 Pre-surface preparation test coupon. In order to ensure production of required surface profile, the Contractor shall accomplish the following tasks, whenever abrasive-blasting is required in a work item that is deemed a ”critical-coated’ surface:

3.5.1 Coupon material and test set-up particulars.

3.5.1.1 Conduct a performance test on all abrasive blasting operations on a Contractor- provided test coupon, prior to starting abrasive blasting operations on the vessel. Ensure the following:

· The coupon shall be a new metal plate, of the same metal type and material properties as the vessel area to be blasted - steel or aluminum plate, as applicable, and shall have no existing anchor profile - other than the surface irregularities from the manufacturing process.

· The test coupon shall be flat, with nothing welded to the side used for the anchor profile test, no thinner than a 1/8-inch plate and measuring no smaller than 1-foot by 1-foot.

· For steel substrates, the coupon shall have the mill scale intact, and be in a Rust Grade "A" condition, in accordance with SSPC-VIS 1.

· The test coupon shall be affixed so as to not permit excessive movement during the performance test, but shall not be affixed to the vessel.

3.5.1.2 Ensure that the abrasive-blasting operation for the test coupon is conducted with the identical setup and parameters that will be used blasting the designated vessel surfaces – including, but not limited to:

· The abrasive media type and media size selected to achieve the anchor profile range, as specified in the applicable work items.

· Nozzle size and type (straight bore, high velocity nozzle, angle nozzle...).

· Delivery rate and pressure settings.

3.5.1.3 Blast a one-square foot area on one side of the test coupon to the abrasive surface preparation standard specified in the work item, and perform an anchor profile test of the blasted surface in accordance with ASTM D4417, Method B or C. Notify the COTR in advance of the abrasive blasting operation test, to permit the witnessing of the test by the COTR. Submit a CFR documenting the results of the abrasive blasting operation test. The CFR shall include at a minimum, the following:

· Area of the vessel for which the verified setup will be used to abrasive blast.

· The selected abrasive media type and size.

· The nozzle size and type.

· The delivery rate and pressure.

· The test coupon starting properties (material type and surface conditions).

· The resultant anchor profile readings from the test (a minimum of 3 locations, separated by a minimum of 2 inches shall be recorded).

NOTES

1. A performance test of the abrasive blasting operations on a test coupon and measuring the resultant anchor profile prior to performing the abrasive blasting operation on the cutter is required. The test coupon will be used to evaluate the anchor profile produced by the equipment setup and selected abrasive media.

2. The reverse side of the test coupon may be used for the subsequent test, provided that the conditions in paragraph 3.5.1 (Coupon material and test set-up particulars) are met.

3. Ultra high pressure water jetting does not create an anchor profile and is exempt from the anchor profile test coupon check.

3.5.1.4 Repeat the abrasive blasting operation test in the following instances:

· The equipment setup, that was evaluated during the test coupon abrasive blasting performance test in paragraph 3.5.1 (Coupon material and test set-up particulars), has changed.

· The resultant anchor profile readings observed on the vessel are outside the specified anchor profile range.

· Media is changed from MIL-A-22262 to CID A-A-59316 or vice versa.

· The supplier of the abrasive blasting media changes, regardless if the new source for the media has the same specifications.

· When Directed by the COTR.

CAUTION!

Ensure that blast media from the performance test does not strike the vessel during the test.

3.6 Interim changes to SFLC Std Spec 0000. The Contractor shall be aware of the following interim changes to the SFLC Std Spec 0000:

3.6.1 Contents of paragraph 3.3.2.1.1 (Water depth) have been revised to read as follows:

“3.3.2.1.1 Water depth. Ensure that water depth is sufficient at the pier to allow the vessel's lowest underwater appendage to clear the bottom by at least two feet at:

· Ordinary low water mark on non-tidal rivers.

· At all tide conditions predicted during the availability for tidal rivers and other navigable waterways (Bay, Lake, etc.).”

3.6.2 Paragraph 3.2.11.1 (Sanitary facilities for vessel-personnel – due to disruption of grey water system) has been revised as follows:

“3.2.11.1 Sanitary facilities for vessel-personnel – due to disruption of grey water and sewage systems. When the shipboard grey water and sewage systems are disrupted due to repairs required by contract work, the Contractor shall provide vessel-personnel with a sanitary facility, within a five minute walking distance from the vessel, to include the amenities listed in Table II (Sanitary Facility Amenities). Ensure the following:

· Shower stalls are equipped with privacy screens.

· Sinks are provided with fresh hot and cold water.

· Electrical convenience GFI receptacles, in accordance with NFPA 70, National Electric Code (NEC), are located in vicinity of sinks.

· Toilets have doors or privacy dividers.

· Lockers are capable of being locked.”

3.7 This avail is scheduled to occur at Naval Station Everett (NAVSTA Everett or NSE) at the North Wharf. NAVSTA Everett requires contractors to gain access through one of two methods:

3.7.1 Cutter Escort - Contractors shall be escorted from the front gate to the moorage by Coast Guard personnel. The Contractor shall notify the Coast Guard of all contractor personnel coming to the base no later than 24 hrs prior to arrival or 72 hrs if work is to occur on weekends or outside of normal working hours. Notification shall be in writing and shall give the name of the company, time of arrival, and contact number for the personnel being escorted.

3.7.2 RAPIDGate® - The contractor is encouraged to apply for a RAPIDGate® pass to allow easy access past security points without Cutter escort. Enrollment to the program can be started by calling 1-877-RAPIDGate (1-877-727-4342) and you can learn more by going to www.RAPIDGate.com.

3.8 Contractor Choice of Paint Systems – The Contractor shall submit documentation of the Contractors choice of intended paint systems to be used for all “critical coated surfaces” at the Arrival Conference for Government review and approval. Documentation shall be broken out by work item and shall document the brand name, color, intended mil thickness, time between coats, and intended final cure time prior to immersion or full duty rating. Contractor shall also provide all product data sheets for all paint systems as a reference.

3.9 Additional Preservation Requirements – The following additional requirements apply to preservation tasks in the contract:

3.9.1 Critical Coated Surfaces and Ambient Controls - If ambient condition control equipment and tenting is required to achieve ambient condition parameters necessary for full paint cure or to meet environmental conditions as required in SFLC Std Spec 0000, para. A.2.1.4, contractor shall provide at no additional cost to the government.

3.9.2 The Contractor shall adhere to all blasting and painting requirements of NAVSTA Everett Environmental Guide for Contractors (EVE.P09.SOP.001 Rev 19 May 2011) during the course of the availability. NAVSTA Everett requires any blasting or painting associated with topside preservation to be contained with tenting or other suitable containment to prevent any paint chips, blast debris, or dust from entering the waterway. This tenting shall be provided at no cost to the Government. Paint chips/blast debris is required to be tested by the contractor (TCLP 8 RCRA Metals). Results need to be reviewed by the Environmental Department via the contracting officer.

4. NOTES

4.1 Access to COMDTINST M10360.3. The COMDTINST M10360.3 may be accessed at the following URL address: http://www.uscg.mil/directives/cim.asp

4.2 QA inspection forms. QA inspection forms (QA-1 thru QA-5), required in SFLC Std Spec 0000 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 COMDTINST M10360.3, 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-based 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-12, SP-11, SP-10…).

Verify surface anchor profile using ASTM D4417-Methods B or C against COMDTINST M10360.3. 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-12/NACE No. 5

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-12/NACE No. 5

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

55100_MWC_1111_FLT

REC_55100_FLT_175 WLM (ALL) (0709)

WORK ITEM 1: Compressed Air Receivers (All) , Clean, Inspect , and Hydro

1. SCOPE

1.1 Intent. The work item describes the requirements for the Contractor to clean, inspect, and hydrostatically test the below designated air receivers:

SERVICE
DESIGNATION
LOCATION
QTY
OPERATING PRESSURE (psi)

Ship’s Service

3-61-0-E
2
250

Ship’s Whistle

02-52-1
1
140

1.2 Government-furnished property.

None.

2. REFERENCES

Coast Guard Drawings Coast Guard Drawing 175 WLM 551-001, Rev H, Compressed Air System Diagram 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), Jan 2009, General Requirements Surface Forces Logistics Center Standard Specification 0740 (SFLC Std Spec 0740), Jan 2009, Welding and Allied Processes Other References None.

3. REQUIREMENTS

3.1 General.

3.1.1 CIR.

None.

3.1.2 Technical Representative.

Not applicable.

3.1.3 Protective measures. The Contractor shall furnish and install suitable covering to seal off and protect all non-affected surfaces/equipment and spaces in the vicinity of the work area against contamination during the performance of work. Upon completion of work, remove protective material and inspect for the presence of contamination. Clean all equipment and spaces, contaminated due to improper protection, to original condition of cleanliness.

3.1.4 Interferences. The Contractor shall be aware that interferences in way of work include, but are not limited to the below-listed. Handle all interferences in accordance with SFLC Std Spec 0000, paragraph 3.3.5 (Interferences):

· Piping system.

3.1.5 Operational test - initial. Prior to commencement of work, the Contractor shall witness an operational pre-test (by Coast Guard personnel) of the compressed air system, to demonstrate existing operational condition. Submit a CFR.

3.2 Cleaning and inspection. The Contractor shall clean and inspect each designated air receiver (see paragraph 1.1 (Intent)) as follows.

3.2.1 System blowdown. Blowdown the air receivers and collect the blowdown (condensate) into a separate container for inspection.

3.2.2 Visual inspection. Visually inspect the blowdown (condensate) under a bright white light for oil or particulate contamination. Clean and visually inspect the internal and external surfaces of the air receiver for signs of corrosion, pitting, and other damage. Submit a CFR.

3.3 NDI. The Contractor shall perform NDI of the designated air receiver(s) in accordance with SFLC Std Spec 0740, Appendix C. Refer to Coast Guard Drawing 175 WLM 551-001 for guidance.

3.3.1 Hydrostatic testing.

3.3.1.1 Isolate the air receiver by disconnecting all piping, relief valves, and pressure switches. Install pipe plugs/caps, to prevent backflow into compressors and other system components.

3.3.1.2 After all authorized repairs, hydrostatically test the air receiver using clean fresh water or air in accordance with SFLC Std Spec 0740, Appendix C and manufacturer’s recommended procedures. In the event a test pressure is not listed on the applicable drawing, the Contractor shall hydrostatically test welded piping systems and pressure vessels to 135 percent of the system design operating pressure for 15 minutes, using clean, fresh water, except where specified in Table C2, with no allowable leakage or permanent deformation of pressure-containing parts. Be aware that no leakage or permanent deformation of pressure-containing parts is permissible. Submit a CFR.

CAUTION!

Instruments and equipment that might be damaged by clean fresh water shall be excluded from hydrostatic pressure test.

3.3.1.3 After testing, drain and dry the air receivers. Dispose of testing fluids in accordance with all applicable Federal, state, and local regulations. Reconnect all disconnected piping and restore system. Renew any disturbed gaskets.

NOTE

Do not drain any fluids, including fresh water, into any space, bilge, or exterior location.

3.4 Operational test – post repairs. After completion of work, the Contractor shall, in the presence of the Coast Guard Inspector, thoroughly test and prove the of the compressed air system to be satisfactory operating condition. Submit a CFR.

NOTE

Coast Guard personnel will operate all shipboard machinery and equipment.

3.5 Data plates. The Contractor shall affix an anodized aluminum test data plate with epoxy resin cement to each air receiver. The data plate shall be engraved with ¼-inch high letters, stating the following:

· Receiver name / number.

· Hydrostatic test pressure (if applicable).

· Date of inspection / test.

· Testing facility.

3.6 Documentation. The Contractor shall provide documentation to the Coast Guard Inspector certifying each air receiver tested. Documentation shall include the receiver name / number, method of testing, hydrostatic test pressure (if applicable), date of inspection / test, and testing facility.

4. NOTES

4.1 Air receiver definition. An air receiver is a pressure vessel for the storage of air at 600 psig and below.

59301_0310_FLT

REC_59301_FLT_175’ WLM (ALL) (1209)

WORK ITEM 2: Grey Water Holding Tanks , Clean and Inspect

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)

Grey Water Collection Tank
3-83-1-W
2,822
160
Grey Water Collection Tank
3-83-2-W
2,822
160

2. REFERENCES

Coast Guard Drawings Coast Guard Drawing 175 WLM 506-001, Rev G, Overflows, Air Escapes & Sounding Tubes Diagram Coast Guard Drawing 175 WLM 593-001, Rev G, Sewage & Waste Water System Diagram Coast Guard Drawing 175 WLM 593-009, Rev E, Independent Tanks, Sewage Holding Tank Coast Guard Drawing 175 WLM 633-001, Rev D, Cathodic Protection Coast Guard Publications Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), Jan 2009, General Requirements Other References ASTM International (ASTM) D1330, 2004, Standard Specification for Rubber Sheet Gaskets

3. REQUIREMENTS

3.1 General. The Contractor shall refer to Coast Guard drawings 175 WLM 593-001,175 WLM 593-009, 175 WLM 506-001 and 175 WLM 633-001 for guidance.

3.1.1 Interferences. The Contractor shall be aware that interferences in way of work include, but are not limited to the below-listed. Handle all interferences in accordance with SFLC Std Spec 0000, paragraph 3.3.5 (Interferences):

· Piping.

· Pump(s).

· Zincs.

3.1.2 Plugs. The Contractor shall plug all inlet and outlet piping in the tank(s) to prevent contaminants from entering. 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 to prevent any of the installed temporary plugs from being lost inside the tank or forgotten inside at tank closure. Submit this log to the Coast Guard Inspector after completion of work item.

3.2 Cleaning. The Contractor shall do the following for the tank(s) listed in paragraph 1.1 (Intent):

3.2.1 Operational test - initial. Prior to commencement of work, the Contractor shall witness an operational pre-test (by Coast Guard personnel) of all tank TLIs, to demonstrate existing operational condition. Submit a CFR.

3.2.2 Content removal. Remove and dispose of all contents, fluids, and/or residues in accordance with all applicable Federal, state, and local regulations

3.2.3 Cleaning requirements. Remove manhole cover(s). Clean all tank structure’s interior surfaces free of all foreign materials, sediment, and sludge. Remove all persistent residues, taking care not to damage the tank coating system. Remove cleaning media and residues continuously from the tank during the washing process. Remove any residual wash media and wipe up residual moisture with clean lint-free cloths. Collect, contain, and dispose of all wash media, residues, and cleaning materials in accordance with all Federal, state, and local regulations. Clean all tank vent lines. Remove and clean the eductors and level switches inside of the tank(s). Reinstall the eductors and level switches upon completion of tank cleaning. Use new gaskets and o-rings to install/reinstall all removed/disturbed components.

3.2.4 Inspection. 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:

· Tank structural condition.

· Inaccessible areas.

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

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

· Suction and discharge piping and vent line condition.

· Fastener material and condition.

· Zinc anode condition (remaining percentage).

3.2.5 Control Panel Assembly. Open and vacuum clean the control panel assembly. Inspect the control panel assembly for any indications of overheating or loose wiring or connections. Submit a CFR

3.3 Closing. The Contractor shall notify the COTR 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 the manhole cover(s) with new gasket material conforming to ASTM D1330. The Contractor shall renew up to 10% of missing or damaged nuts and washers.

3.4 Operational test – post repairs. After completion of work, the Contractor shall accomplish the following in the presence of the Coast Guard Inspector, and submit a CFR:

3.4.1 Adjust the set point on each of the vacuum pressure switches (as applicable) to the set points noted previously.

3.4.2 Verify operation of the low and high level switches/alarms and that the pumps cycle from lead to lag status during operation. Witness an operational test (by Coast Guard personnel) of all disturbed tank TLIs to prove satisfactory operating condition.

3.4.3 Upon completion of testing and, in the presence of the Coast Guard Inspector, pump tank(s) to the limit of the ship’s installed pumps.

4. NOTES

This section is not applicable to this work item.

59302_DLA_1209_FLT

WORK ITEM 3: Sewage Holding Tanks , Clean and Inspect

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)

Sewage Holding Tank
2-84-2-W
847
19

2. REFERENCES

Coast Guard Drawings Coast Guard Drawing 175 WLM 506-001, Rev G, Overflows, Air Escapes & Sounding Tubes Diagram Coast Guard Drawing 175 WLM 593-001, Rev G, Sewage & Waste Water System Diagram Coast Guard Drawing 175 WLM 593-009, Rev E, Independent Tanks, Sewage Holding Tank Coast Guard Drawing 175 WLM 633-001, Rev D, Cathodic Protection Coast Guard Publications Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), Jan 2009, General Requirements Other References ASTM International (ASTM) D1330, 2004, Standard Specification for Rubber Sheet Gaskets

3. REQUIREMENTS

3.1 General. The Contractor shall refer to Coast Guard drawings 175 WLM 593-001,175 WLM 593-009, 175 WLM 506-001 and 175 WLM 633-001 for guidance.

3.1.1 Interferences. The Contractor shall be aware that interferences in way of work include, but are not limited to the below-listed. Handle all interferences in accordance with SFLC Std Spec 0000, paragraph 3.3.5 (Interferences):

· Piping.

· Pump(s).

· Zincs.

3.1.2 Plugs. The Contractor shall plug all inlet and outlet piping in the tank(s) to prevent contaminants from entering. 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 to prevent any of the installed temporary plugs from being lost inside the tank or forgotten inside at tank closure. Submit this log to the Coast Guard Inspector after completion of work item.

3.2 Cleaning. The Contractor shall do the following for the tank(s) listed in paragraph 1.1 (Intent):

3.2.1 Operational test - initial. Prior to commencement of work, the Contractor shall witness an operational pre-test (by Coast Guard personnel) of all tank TLIs, to demonstrate existing operational condition. Submit a CFR.

3.2.2 Content removal. Remove and dispose of all contents, fluids, and/or residues in accordance with all applicable Federal, state, and local regulations

3.2.3 Cleaning requirements. Remove manhole cover(s). Clean all tank structure’s interior surfaces free of all foreign materials, sediment, and sludge. Remove all persistent residues, taking care not to damage the tank coating system. Remove cleaning media and residues continuously from the tank during the washing process. Remove any residual wash media and wipe up residual moisture with clean lint-free cloths. Collect, contain, and dispose of all wash media, residues, and cleaning materials in accordance with all Federal, state, and local regulations. Clean all tank vent lines. Remove and clean the eductors and level switches inside of the tank(s). Reinstall the eductors and level switches upon completion of tank cleaning. Use new gaskets and o-rings to install/reinstall all removed/disturbed components.

3.2.4 Inspection. 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:

· Tank structural condition.

· Inaccessible areas.

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

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

· Suction and discharge piping and vent line condition.

· Fastener material and condition.

· Zinc anode condition (remaining percentage).

3.2.5 Control Panel Assembly. Open and vacuum clean the control panel assembly. Inspect the control panel assembly for any indications of overheating or loose wiring or connections. Submit a CFR

3.3 Closing. The Contractor shall notify the COTR 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 the manhole cover(s) with new gasket material conforming to ASTM D1330. The Contractor shall renew up to 10% of missing or damaged nuts and washers.

3.4 Operational test – post repairs. After completion of work, the Contractor shall accomplish the following in the presence of the Coast Guard Inspector, and submit a CFR.:

3.4.1 Adjust the set point on each of the vacuum pressure switches (as applicable) to the set points noted previously.

3.4.2 Verify operation of the low and high level switches/alarms and that the pumps cycle from lead to lag status during operation. Witness an operational test (by Coast Guard personnel) of all designated tank TLIs to prove satisfactory operating condition.

3.4.3 Upon completion of testing and, in the presence of the Coast Guard Inspector, pump tank(s) to the limit of the ship’s installed pumps.

59321_MWC_0209_FLT

REC_59320_FLT_175’ WLM (ALL) (0309)

WORK ITEM 4: Sewage Piping , Clean and Flush

1.1 Intent. This work item describes the requirements for the Contractor to clean the sewage piping system.

1.2 Government-furnished property.

None.

2. REFERENCES

Coast Guard Drawings Coast Guard Drawing 175-WLM 593-001, Rev G, Sewage & Waste Water System Diagram Coast Guard Publications Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), Jan 2009, General Requirements Other References ASTM International (ASTM) D1330, 2004, Standard Specification for Rubber Sheet Gaskets DOD-STD-2187, Aug 1987, Chemical Cleaning of Salt Water Piping Systems

3. REQUIREMENTS

3.1 General. The Contractor shall clean approximately 500 linear feet of sewage system piping, shown on Coast Guard Drawing 175 WLM 593-001

3.1.1 Interferences. The Contractor shall be aware that…

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