RFP_ATTACHMENT_J.1.pdf

NOAA SHIP PISCES (R 226)

FY2017

DRYDOCKING AND REPAIRS

DETAIL SPECIFICATION

July 2016

Marine Engineering Division - MOA2

Marine Operation Center, Atlantic

439 West York Street

Norfolk, VA 23510

NOAA Ship PISCES

FY17 Drydocking and Repairs

Table of Contents

1. Scope 3

2. General Requirements 3

3. Basic Items 7

301: Temporary Services 7

302: Drydocking and Routine Drydock Work 10

303: Sea Valve Overhauls 12

304: Anode Renewals 20

305: Cathodic Protection System Inspection and Anode

Replacements 21

306: ABS Drydocking Survey 24

307: Bow Thruster Inspection 25

308: Ground Tackle Inspection and Preservation 27

309: Annual Fire Inspection 31

310: Annual Life Raft Inspection 32

311: Shelving Modifications 33

312: Appleton Annual Maintenance/Overhauls 35

313: System Grooms 36

314: U/W Hull Complete Paint System 37

315: Freeboard Coating 39

316: Propulsion Shaft Thrust Bearing Inspection 42

317: HVAC System Rebalancing 43

318: Preservation(Stern Gate Trunk & Laundry Exhaust Trunk)45

319: Hydraulic Hose Renewals 47

320: Miscellaneous Repairs 50

321: ITI (Integrated Trawl Instrumentation) 54

322: Forward Crane Pump Overhaul/Motor Rewind 56

323: Anchor Windlass Overhaul 57

324: Aft Deck Tile Replacement 58

325: Chill Water Pumps & Motor Rebuilds 59

326: Clean Transformers (T1, T2, & Main Motor) 60

327: ADCP Renewal 62

328: Renew Hoses on Fuel Oil Purifier (FOP) 64

329: Dock and Sea Trials 65

4. Additional Work Items 67

401: Additional Work [Labor and Material] 67

5. Option Items 69

501: Bow Thruster Drive A/C Mods(Rockwell Cabinet Fans) 69

502: DP System Renewals 70

503: 480 Outlets Design/220 Transformer 73

504: Salad Bar Renewal 74

505: Stateroom Carpet Replacement 75

506: Main Passageway Deck Tile Replacement with PRC 76

507: GMDSS Upgrade 78

508: ECDIS Installation 80

509: Radar Installation 84

510: Doppler Speed Log Upgrade to Consilium 86

1. Scope These detailed specifications contain requirements for NOAA Ship PISCES (R 226) FY17 Drydocking and Repairs.

2. General Requirements

2.1 References

2.1.1 NOAA Standard Specification AMC-000-1F, “General

Requirements for Contract Repair Work on NOAA Ships”

2.1.2 NOAA Standard Specification MOC-631-2D, “Coating Systems for Steel Surfaces”

2.1.3 Drawing HB-085 FA02, “General Arrangements”

2.1.4 Drawing HB-631 FF04, “Painting Schedule”

2.2 Requirements

2.2.1 References 2.1.1 through 2.1.4 form a part of these

Detail Specifications. All provisions and requirements contained therein are applicable to all work items, including all additional work items, which are authorized by the Contracting Officer. All work procedures and all materials shall meet ABS Rules.

2.2.2 Unless otherwise stated in these work items, prepare and coat all new steel, disturbed steel, or otherwise required painted surfaces in accordance with References

2.1.2 and 2.1.4. If no paint system is identified in the item, then apply the appropriate coating system similar to the area being coated as identified in

Paragraph 5.2 of Reference 2.1.2, except that the top coat shall match the surrounding area. Reference 2.1.2 may be amended with reference 2.1.5 when approved by the

COR.

2.2.3 Provide two hard copies and an electronic copy of all

Condition Reports in Adobe Portable Document Format

(.pdf).

2.2.4 Maintain a Quality Assurance (QA) TEST AND INSPECTION

PLAN applicable to all work items, including all additional work items which are authorized by the

Contracting Officer. Update QA TEST AND INSPECTION PLAN weekly and provide a copy to the COTR 24-hours prior to the scheduled weekly progress meeting. Include the following minimum information for each work item and additional work item:

2.2.4.1 Specification item and paragraph number

2.2.4.2 Component/Equipment name

2.2.4.3 Test or Inspection description

2.2.4.4 Acceptance Criteria

2.2.4.5 Quality Assurance Inspection Report

2.2.5 Maintain a separate Test Schedule. Update Test Schedule weekly and provide a copy to the COTR 24-hours prior to the scheduled weekly progress meetings.

2.2.6 Develop, in consultation with the American Bureau of

Shipping (ABS) Surveyor, a written survey schedule that lists the items to be inspected and the scheduled dates and times of the inspections. Submit the survey schedule to the COTR within 48 hours after the start of the contract performance period. The survey schedule shall list all initial inspections required by the ABS

Surveyor. In addition, the Contractor shall schedule the services of an ABS Surveyor as required by ABS for performing inspections of all new installations, hull modifications, tank inspections, gauging inspections, and load tests. NOAA will pay for all ABS surveys associated with work required by these specifications.

The Contractor shall provide a credit for any additional

ABS charges associated with rescheduling of surveys and rework surveys which are directly under the control of the Contractor.

2.2.7 Provide a copy of ABS approved welding procedures and

maintain a list of currently qualified welders.

2.2.8 Weigh all materials and items removed, installed, or

relocated on the ship. Provide a summary report to the

COTR indicating the total weight in pounds of the materials and items with a breakdown of their locations by space, deck, frame, distance from centerline, and height off of the deck. A sample Weight Report form is attached to these specifications.

2.2.9 Update Reference 2.1.3 to “as-built” drawing for

modifications accomplished by these detail specifications.

2.2.10 Update all other referenced drawings in individual

work items using AutoCAD or AutoCAD LT programs for modifications accomplished by work items.

2.2.11 The Contractor may reduce ship’s draft by offloading

liquid loads and/or ballasting in order to provide the required clearances under the keel during transit to and from the Contractor’s Facility. Oil tanks shall not be ballasted. After all other work is completed, reload and trim the ship to the as-found conditions. In the event fuel is off-loaded, the fuel shall be metered off and on through a filtered, de-watering system. Store removed fuel in clean storage facilities. The minimum draft which will be permitted is 19.5 feet.

2.2.12 Electrical power distribution systems available aboard the ship for Contractor power tools include 480vac via three submersible pump receptacles and 120vac receptacles throughout the ship.

2.2.13 All contractors, vendors, and visitors are encouraged

to make pre-arrival arrangements for the pre-bid inspection in advance by calling the Port Engineer at

757-441-3342.

2.3 Notes

2.3.1 Descriptive data of NOAA Ship PISCES:

Length Overall: 208.6 feet

Beam (Molded): 49.2 feet

Displacement: 1,766 metric tons Light Ship

2,479 metric tons Full Load

Draft: 20.35 feet Full Load Centerboard Retracted

29.7 feet Full Load Centerboard Extended

Cruising Speed: 12 knots [Max speed 14 knots]

Propulsion: Diesel Electric, Single Propeller, Fixed

Pitch, with two, in-line 1508 hp DC Motors

Generators: Caterpillar 3508B, 3512B (two each) 600 volts AC

Bow Thruster: Elliott 40T3S, 360 Degree

Electric Service: 480 volts AC

Year Built: Commissioned November 2009

Builder: VT Halter Marine Inc,. Moss Point, MS

ABS ID: 9161926

IMO Number: 9349071

Construction: Welded Steel Hull, Aluminum Superstructure

Crew size: 22

Bunks: 39

Homeport of Record: Pascagoula, MS

Drydock and Repair: Contractors Facility

2.3.2 Reference 2.1.3 was used in the identification, location, and naming of spaces within these Detailed

Specifications. As the government cannot guarantee the accuracy of this drawing, contractors are encouraged to verify information identified in reference 2.1.3 prior to starting any work or submitting a bid.

2.3.3 A copy of referenced drawings and technical manuals may be reviewed on board the ship during pre-bid inspection, upon request.

2.4 Hazardous Materials

2.4.1 NOAA Ship PISCES was constructed between 2006 and 2009.

There was no asbestos used during construction.

Asbestos requirements contained in referenced Standard

Specifications do not apply to this ship.

2.4.2 The Contractor is responsible for the control, handling, and disposal of any hazardous materials generated during accomplishment of this contract.

2.5 Metrication

2.5.1 A combination of Standard English units of measure (feet

– pounds) and Metric System International (SI) units of measure (millimeter - kilogram) were used in the builders' drawings, specifications and reference materials for construction, operation, maintenance and repair of this ship. In this specification for NOAA

Ship PISCES, there is a combination of Standard English units and metric units.

3. Item 301: Temporary Services

3.1.1 References

3.1.1.1 NOAA Standard Specification AMC-000-2C, “Temporary

Services at Contractor Facilities”

3.1.2 Government-Furnished Material (GFM)

3.1.2.1 No material; crew will assist with set- up for cooling water for sea water systems.

3.1.3 Requirements

3.1.3.1 Provide temporary services required in accordance with Reference 3.1.1.1 with shore connection details and additional requirements as follows for the entire performance period:

3.1.3.2 Electrical Shore Power Electrical Shore Power- Provide two, shore power cables, rated for 480 VAC, 3-Phase, 60-Cycle, 400-Amp service each (800 amps total).

Connect directly to ship’s Russell-Stoll NATO- style receptacles, located on the 01-Deck, aft junction box.

3.1.3.3 Potable Water --- One, 1-1/2 inch hose providing a

minimum of 100 gallons per minute in a range of 40 to

60 psi. The hose will be used only to fill the ship’s potable water tanks; the ship is not configured to operate directly on shore- side water pressure.

3.1.3.4 Telephone Service --- Six private telephone lines

distributed as follows:

3.1.3.4.1 Two lines to ship’s telephone shore tie (1 voice, 1 fax).

3.1.3.4.2 Two lines to ship’s dockside office spaces (2 voice)

3.1.3.4.3 Two lines to COTR dockside office space (1 voice, 1 fax)

3.1.3.4.3.1 Telephone service shall include local calls, toll free calls, and calling card calls only. Long distance calls shall either be blocked or itemized and billed directly to the ship for payment.

3.1.3.4.4 High-Speed, Broadband Internet Connectivity ---

Internet connections via local Internet Service

Provider (ISP). High-speed, broadband internet is defined as Digital Subscriber Service (DSL) or cable internet service with typical minimum download speeds of 320 Kbps. The service shall be a business-type account that supports VPN connections, if available, and shall include necessary DSL or cable modem provided by the ISP. Provide two high speed connections, one to the ship and one to dockside offices. Make ship’s connection available while the ship is dockside and while the ship is in the dry dock.

3.1.3.4.5 Sanitary– Ship is set up to operate sanitary system using fresh water; salt water shall not be used.

3.1.3.4.6 Cooling Water- Provide two, separate hoses for

cooling water. One, 1- inch hose forward for refrigeration condensers and one, 2- inch hose aft for aft refrigeration condensers and for HVAC condensers. Water flow to be adjustable at each location, up to 50 gallons/ minute through the one-inch hose and 100 gallons/ minute through the 2-inch hose. Pressure available at each condenser location to be in a range of 45 to 60 psi.

3.1.3.4.7 Sewage Disposal- One, 2-inch cam lock quick-

disconnect fitting and hose.

3.1.3.4.8 Garbage- One dumpster on the fantail.

3.1.3.4.9 Vehicle Parking Spaces- A minimum of six spaces

inside the gate, near the dockside office spaces or the ship, plus a minimum of six more spaces outside the gate.

3.1.3.4.10 Dockside Office Spaces- Three dockside office

spaces total, comprised of two spaces for ship’s dockside office, and one space for the COTR.

Provide three sets of keys to each space to the

COTR.

3.1.3.4.11 Security- Security services to make rounds of the

ship hourly [this is an increase from every two hours required in reference 3.1.1.1 on weekdays from

1600 – 0800, on weekends from 1600 Friday to 0800

Monday, and on federal holidays.

3.1.3.4.12 Engine Room Bilge Cleaning --- In addition to

disposing of oily water in engine room bilges in reference 3.1.1.1, pump out and dispose of an estimated 500 gallons of waste oil from waste oil tank 4-47-1 and an estimated 500 gallons of oily water from oily waste tank 4-47-2. Access these tanks through manhole covers in Engineers Workshop

3-39-01 and Auxiliary Machinery Room 3-39-01. After pumping out these tanks, close access covers with new gaskets.

3.1.3.4.13 Crane Service- Provide crane services and rigging

services on an as-needed basis for an estimated total of ten hours for loading or offloading ship’s equipment and loading ship’s stores. Crane loads are estimated not to exceed 5,000 pounds. Provide

COTR with a procedure to request crane services with nominal four hours advance notice. If additional crane service is needed beyond estimated ten hours, then the COTR will provide an additional item request to the Contracting Officer for negotiated contract modification.

3.1.3.4.14 Temporary Storage --- 400 square feet of secure, covered storage for ship’s equipment, supplies, and stores. Provide three sets of keys to the COTR.

3.1.4 Quality Assurance

3.1.4.1 COTR inspections in accordance with Reference 3.1.1.1.

3.1.5 Notes

3.1.5.1 Steam is not required.

End of Item

3.2 Item 302: Drydocking and Routine Drydock Work

3.2.1 References

3.2.1.1 NOAA Standard Specification AMC-997-1A, “Drydocking

and Routine Drydock Work”

3.2.1.2 Drawing 085 FA04, “Docking Drawing” (PISCES only)

3.2.1.3 Drawing HB-163 FP19, “Sea Chest Diagram”

3.2.1.4 Drawing HB-243 FM01, “Shafting Layout and Details”

3.2.1.5 Tech Manual FRV40-226-006-010, “Stern Tube Bearing

(Thordon Compac) and Shaft Seal (Kobelco)”

3.2.1.6 Tech Manual FRV40-226-071-010, “High Performance Flap Rudder, Willi Becker”

3.2.1.7 NOAA Docking Report S0700/SWB997

3.2.2 Government-Furnished Material (GFM)

3.2.2.1 None

3.2.3 Requirements

3.2.3.1 Provide dry docking and routine dry dock work in

accordance with Reference 3.2.1.1 and the following:

3.2.3.1.1 Use Reference 3.2.1.2 blocking position 3 at a

minimum keel block height of four feet for access to transducers and centerboard.

3.2.3.1.2 After positioning and before hauling the ship, conduct a diver’s inspection of underwater keel block positions relative to hull mounted transducers and associated fairings to verify that keel blocks will not come in contact with these fixtures.

3.2.3.2 Inspect all shell plate openings listed on sheet 6 of References 3.2.1.3, 3.2.1.4, and 3.2.1.5. Provide results on a condition report.

3.2.3.3 Measure and record stern tube bearing wear down

readings, specifically the shaft-to-Thordon stern tube bearing clearance in accordance with Reference 3.2.1.5 for bearing details.

3.2.3.4 Inspect rudder sections to the extent possible without removing rudder welded access plates in accordance with Reference 3.2.1.6. Remove bolted covers or obstructions, measure Neck Bearing, Rudder Hinge, Link

System slide bolt to slide bushing clearance, completing the BEARING CLEARANCES table. Perform an inspection of the rudder with COTR, providing for a man-lift or scaffolding to reach all rudder areas.

Provide results on a condition report. Notify ABS surveyor of availability for inspection.

3.2.3.5 In addition to feeler gage measurements of

bearing/shaft/pin clearances taken above, perform a test of the rudder and the rudder flap clearances by jacking the rudder forward, aft, port and starboard to determine amount of travel at a convenient location to attach dial indicator measuring travel of the rudder with respect to the hull. Measure and record travel and dial indicator location(s) on a condition report.

3.2.3.6 Remove rudder and rudder flap drain plugs and inspect for water leakage into the rudder and flap. Renew and reinstall plugs upon receipt of condition report response.

3.2.3.7 Inspect existing hull mounted zincs for wastage.

These are nominal 23 pound bolted strap type measuring

1-1/4 inch x 6 inch x 12 inch. Check all bolts for tightness. Record condition and location of zincs to document existing conditions and determine cathodic protection system effectiveness. Ship’s designed zinc anode quantities and locations are as follows:

3.2.3.7.1 12 zincs on Rudder

3.2.3.7.2 32 zincs in Bow Thruster Tunnel

3.2.3.7.3 3 zincs in Port Sea Chest

3.2.3.7.4 3 zincs in Starboard Sea Chest

3.2.3.8 Remove void drain plugs listed below and inspect for

water intrusion. Record results on a condition report. Fill and drain or float coat voids and rudder with rust preventive compound complying with MIL-C-

16173, Grade 5, or Eureka Fluid Film Liquid A or equal. Reinstall void drain plugs using ABS approved thread anti-seize sealant on all plugs:

3.2.3.8.1 Skeg drain plug frame 87-88 starboard

3.2.3.8.2 Aft stern tube structure

3.2.3.8.3 Port & starboard bilge keels

3.2.3.8.4 Rudder and rudder blade/flap

3.2.3.9 Clean/polish the propeller blades in accordance with

reference 3.2.1.7, section 081-3.3 and Table 081-3-2.

3.2.3.10 After the propeller has been cleaned and

polished, contact the COTR to inspect the propeller.

After COTR inspection, protect the propeller with padding to prevent damage until just prior to undocking.

3.2.3.11 Provide an updated Reference 3.2.1.1.2. Docking

Drawing noting any variances in this new ship’s blocking arrangement.

3.2.4 Quality Assurance

3.2.4.1 COTR inspections in accordance with reference 3.2.1.1.

3.2.5 Notes

3.2.5.1 None

END OF ITEM

3.3 Item 303: Sea Valve Overhauls

3.3.1 References

3.3.1.1 NOAA Standard Spec AMC-505-1B, “Valve Overhaul & Test”

3.3.1.2 Drawing 163- FP19, “Seachest Diagram” (1 sheet)

3.3.1.3 Drawing 256- FP08, “Main Seawater Cooling System” (3

sh)(d) Drawing 506- FP02, “Vents and Sounds System

Diagram” (2 sh)

3.3.1.4 Drawing 524- FP18, “Scientific Seawater Sys Diagram”

(2 sh)

3.3.1.5 Drawing 524- FP21, “Egg Sampling System Diagram” (1

sheet)

3.3.1.6 Drawing 524- FP23, “Auxiliary Seawater Cooling Sys” (2 sh)

3.3.1.7 Drawing 528- FP05, “Grey and Black Water System Dia”

(3 sh)

3.3.1.8 Drawing 529- FP01, “Bilge & Ballast System Dia” (2

sheets)

3.3.2 Government-Furnished Material (GFM)

3.3.2.1 None

3.3.3 Requirements

3.3.3.1 Remove, overhaul, test, and reinstall sea valves, listed in Table 3.3.1 below, in accordance with

Reference 3.3.1.1. The term “overhaul” used in reference 3.3.1.1 shall be redefined for this work item to be the same as “rebuild” is defined in NOAA

Standard Specification MOC-000-1G. In lieu of overhaul, the Contractor may renew any valves equal to or smaller than three inches.

3.3.3.2 While valves are removed, perform inspection of Main & Auxiliary Seawater Piping in all removed valve locations using a flexible borescope (fiberscope) with video capability. Inspection to be done in presence of COR and ship’s force. Provide video results to

COR. Any problem areas found will be topic of additional work.

3.3.3.2.1 Provide 24 hour notice in order for arrangements to be made for ship’s crew and COR to available for inspection.

3.3.3.3 Replace the eight, existing valves in Table 3.1.1

designated as “welded” with flanged, bolted valves.

All valves to be bronze with bronze trim. Modify piping as required.

3.3.3.4 After reassembly and prior to the shop hydro test of

all steel valves and spool pieces, apply the first coat of paint system STL-11.

3.3.3.5 Prior to installing on the ship, apply the second coat of paint system STL-11 on the valves and spool pieces.

Top coat color shall be same as found.

3.3.3.6 Replace all existing steel threaded fasteners with

brass.

3.3.3.7 Apply an anti-seize lubricant to fastener threads

prior to installing and tightening.

3.3.3.8 Replace rubber seat gasket flappers in all scupper

valves.

3.3.3.9 Inspect scupper valve pins for excessive wear or

corrosion.

3.3.3.10 Perform the following work on all four chest

strainers:

3.3.3.10.1 Remove to the shop.

3.3.3.10.2 Thoroughly clean interior housing to remove all

growth and foreign matter.

3.3.3.10.3 Machine all mating and sealing surfaces, as

necessary, to reestablish sealing capabilities.

3.3.3.10.4 Conduct visual inspection for evidence of damage

or deterioration.

3.3.3.10.5 Prepare and preserve interior and exterior

surfaces in accordance with General Section reference 2.1.2. Apply paint system STL-11 to the prepared surfaces.

3.3.3.10.6 Reassemble strainers using a new gasket and new

brass fasteners.

3.3.3.10.7 Power tool clean and preserve the tank top and

exposed areas around sea chest strainers to an SSPC-

SP 11 condition. Apply paint system STL-11.

3.3.3.10.8 Reinstall strainers on ship in original locations

using new brass fasteners. Apply an anti-seize lubricant to fastener threads prior to installing and tightening.

3.3.3.10.9 The strainers are fitted with differential

pressure gages. Reinstall gages using new tubing and new shut- off valves.

3.3.3.11 Flush all sea chest vent piping from weather deck

vent fittings down through sea chests using water with

100 psig water pressure to remove all mud, slime, and loose rust particles.

3.3.4 Quality Assurance

3.3.4.1 After completion of all work and prior to

preservation, perform a hydrostatic pressure test on strainers at a pressure of 60 psig. Hold the pressure for ten minutes.

3.3.5 Notes

3.3.5.1 Photos of some valves in their installed location are provided for information only.

3.3.5.2 The identification number for all sea valves contains a prefix that corresponds to the drawing number the valve is shown on. A few of the small valves are shown on more than one drawing and will have a number corresponding to the particular drawing.

Fig. 3.3.1 Starboard side sea chest 2-inch vent and ¾-inch air blowdown valves; Port side sea chest similar

Fig. 3.3.2 Upper Scientific SW ball valve, Fwd Sea

Chest COV, 2-inch vent valve, ¾-inch air blow-down valve, in Bow Thruster Space

Valve Identification

ID No. on Drawing

Size

Valve Type

Mfg.

Action

Sea Chest Inlet, Stbd, FR

163-VL-01

10- inch

Gate, bronze, flanged, reachrod

PIMA

Sea Chest Vent, Stbd

506-VL-50

2- inch

Gate, steel, welded

Replace with bolted, flanged

Sea Chest Air Blowdown, Stbd

551-VL-70

3/4-inch

Sea Chest Inlet, Port, FR61

163-VL-02

Sea Chest Vent, Port

506-VL-49

Sea Chest Air Blowdown, Port

551-VL-69

3/4-inch

Sea Chest Warm- Up, Stbd, FR62-63

163-VL-03

6- inch

Stbd Overboard, FR71

256-VL-23

Bronze, flanged, reachrod

Port Overboard, FR71

256-VL-24

Bronze, flanged, Oily Water Separator Ovbd., Port Side, FR49

593-VL-47

1- inch

Flanged, gate

Williams Valve Co.

Stern Tube Supply

256-VL-48

1-1/2 in

Globe, bronze

Sea Water Strainer #1 Inlet, Port Side

256-VL-52

Butterfly, lug, bronze, monel trim

Crane Flow Seal

Outlet, Port Side

256-VL-26

Sea Water Strainer #2 Inlet, Port Side

256-VL-54

Outlet, Port Side

256-VL-56

Inlet, Stbd Side

256-VL-53

Outlet, Stbd Side

256-VL-27

Inlet, Stbd Side

256-VL-55

Outlet, Stbd Side

256-VL-57

Egg Pump Seachest, Stbd, FR53

524-VL-45

Bilge & Ballast Overboard Discharge, Port Side

529-VL-19

3- inch

Scupper gag valve, bronze, reachrod

YC

Auxiliary Sea Water System Valves in Engine Room

Scupper Valve, Stbd Side

524-VL-23

5- inch

Scupper Gag Valve, bronze

Overboard Valve, Stbd Side

5- inch

Butterfly

Overboard Scupper Valve, Stbd Side

524-VL-33

2- 1/2 in

Scupper Gag Valve, bronze

Sea Water Valves in Bow Thruster Room

Forward Seachest Inlet (for firepump)

163-VL-05

4- inch

Forward Seachest Vent

506-VL-48

Gate valve, steel, welded

Forward Seachest Air Blowdown

551-VL-68

3/4- inch

Gate valve, steel, welded

Scientific Sea Water System Sea Chest, Lower, FR12

524B-VL-60

Butterfly, reachrod

System Sea Chest, Upper, FR12

524B-VL-61

Butterfly, reachrod

Seawater Valve in Domestic Equipment Room

MSD Overboard

524B-VL-12

Gate, flanged, Seawater Valve in Transducer Void

Doppler Speed Log Hull Isolation Valve, Lower Level, FR27

529-VL-61

8- inch

Gate

Seawater Valve in Winch Room

Overboard Discharge, Port side

524B-VL-77

1- inch

Scupper gag valve, bronze, reachrod

Seawater Valve in Cleaning Gear Locker in Exercise Room

Grey Water Overboard Discharge, FR21

528-VL-26

3- inch

Scupper gag valve

Table 3.3.1 Main Sea Water Valves, Sea Chest Vents and Air Purge

Valves in Engine Room

3.4 Item 304: Anode Renewals

3.4.1 References

3.4.1.1 Drawing FA04, “Docking Drawing”

3.4.1.2 Drawing HB-163 FP19, “Sea Chest Diagram”

3.4.2 Government Furnished Material

3.4.2.1 None

3.4.3 Requirements

3.4.3.1 Renew all fifty six (56), existing hull- mounted zinc anodes with aluminum anodes. Anodes are nominal 23 pound, bolted strap- type, measuring 1-1/4 inch x 6 inch x 12 inch. Quantity and locations are as follows:

3.4.3.1.1 12 on Rudder

3.4.3.1.2 32 in Bow Thruster Tunnel

3.4.3.1.3 06 in Port Sea Chest

3.4.3.1.4 06 in Starboard Sea Chest

3.4.4 Quality Assurance

3.4.4.1 Gas-free certification for engine room bilges in way

of hot work for new studs on sea chests.

3.4.5 Notes

3.4.5.1 Another work item in this specification requires

documenting the condition of the existing anodes in the docking report, prior to anode renewals.

3.5 Item 305: Cathodic Protection System Inspection & Anode

Replacements

3.5.1 References

3.5.1.1 Technical Manual FRV40-226-011-010), “Cathodic

Protection System, Model ICCP 50A”

3.5.1.2 Drawing HB-163 FP19, “Sea Chests Diagram”

3.5.2 Government Furnished Equipment

Qty Description Cost Ext Cost

18 Copper TZX27 Anodes $1,900 $34,200

3.5.3 Requirements

3.5.3.1 Provide the services of a Cathelco factory-authorized field service technician to supervise evaluation, service, and repair of ship’s existing Cathelco

Cathodic Protection System.

3.5.3.2 Prior to any work on this item, and before ship is

drydocked, conduct an operational test of ship’s

Cathelco cathodic protection system in accordance with reference (a). Ship’s Force will operate equipment.

3.5.3.3 Inspect Cathodic Protection System controller, reference cells, and anodes in accordance with

Reference 3.5.1.1. Locations are as follows:

3.5.3.3.1 Controller in Passage 1-7-01

3.5.3.3.2 Reference Cells at Frame 24-25

3.5.3.3.3 Anodes at Frame 81-82.

3.5.3.4 Using a megohmmeter, measure and record resistance

readings between each anode and the hull and between the reference cell and the hull. Readings should be greater than 10 megohms.

3.5.3.5 Open, pump out residual fuel, clean, and gas free Fuel Oil tanks 4-19-1 #2 Starboard and 4-19-2 #2 Port to gain access to Reference Cells.

3.5.3.6 Inspect reference cell in accordance with Reference

3.5.1.1 steps 4.1.2 and 4.2.2.3. Unbolt and remove covers and inspect Reference Cell cofferdams from inside the hull and inspect for signs of leakage or corrosion. Inspect external reference cell surfaces for signs of damage. Clean and re-establish coating inside the cofferdam.

3.5.3.7 Open Boss 4-78-0 manhole 4-78-2 to gain access to

anodes.

3.5.3.8 Inspect anodes in accordance with Reference 3.5.1.1

steps 4.1.3, 4.2.2.1 and 4.2.2.1. Unbolt and remove covers and inspect Anode cofferdams from inside the hull and inspect for signs of leakage or corrosion.

Check that anodes are securely fastened to the hull.

Check that mounting stud hole filler is intact.

Examine anode dielectric shield for any sigh of damage. Report any evidence of damage or leakage on a condition report. Check cable connections to the anodes for continuity. Clean and re-establish coating inside the cofferdam.

3.5.3.9 Reinstall reference cell and anode cofferdam covers

with new gaskets.

3.5.3.10 Close Fuel Oil tanks 4-19-1 #2 Starboard and 4-

19-2 #2 Port with new gaskets, and replace any damaged manhole cover fasteners. Estimate that ten percent of the manhole cover bolts will require replacement.

3.5.3.11 Close out manhole cover 4-78-2 to Boss 4-78-0

with new gaskets, and replace any damaged manhole cover fasteners. Estimate that ten percent of the manhole cover bolts will require replacement.

3.5.3.12 In conjunction with Ship’s force, follow ship’s

lockout / tagout procedures to secure all electrical power serving the anodes in the bow thruster machinery space and in the engine room main sea chests.

3.5.3.13 Disconnect the wiring to each of the anodes in

the bow thruster machinery space (16 total) and in the engine room main sea chests (2 total). See Reference

(b) as a guide for the location of the anodes. When assembling the new anodes in the flange sleeves, place the following over the stud in this order: Insulating washer, steel washer, brass full nut and brass half nut. Tighten each 27mm nut to 70 ft-lbs with a torque wrench. Do not over tighten as the nuts will strip.

3.5.3.14 Renew all anodes in the bow thruster machinery

space and in the engine room main sea chests. Renew the flange gaskets. See Figures 3.5.1 and 3.5.2.

3.5.3.15 Renew the junction boxes and terminal strips for

all anodes in the bow thruster machinery space.

3.5.3.16 Rewire each of the anodes.

3.5.3.17 Upon completion of work clear lockout / tagouts.

3.5.3.18 After all work has been completed, and after the

ship is refloated, conduct operational tests for manufacturer’s field service technician to adjust cathodic protection system parameters.

3.5.4 Quality Assurance

3.5.4.1 COTR inspections in accordance with Reference 3.5.1.1.

3.5.5 Notes

3.5.5.1 None

Figure 3.5.1 – Typical Copper Anode

Figure 3.5.2 – Section view of installed anode. Gasket and flange fasteners are not shown.

3.6 Item 306: ABS Drydocking Survey

3.6.1 References

3.6.1.1 ABS Drydocking Survey Checklist (NOAA SHIP PISCES)

3.6.2 Government Furnished Material

3.6.2.1 None

3.6.3 Requirements

3.6.3.1 The contractor shall provide all labor and materials

to enable the ABS surveyor to complete drydocking survey in accordance with reference 3.6.1.1 in order to maintain Load Line and Hull Classification, by the

American Bureau of Shipping.

3.6.3.2 Provide all reports to COR

3.6.4 Quality Assurance

3.6.4.1 None

3.6.5 Notes

3.6.5.1 None

3.7 Item 307: Bow Thruster Inspection

3.7.1 References

3.7.1.1 Tech Manual FRV40-226-008-010, “Bow Thruster Model: 40 T3S”

3.7.2 Government-Furnished Material (GFM)

3.7.2.1 None

3.7.3 Requirements

3.7.3.1 Remove the bow thruster motor in order to accomplish

all inspections in this item. Re-install motor after all work is completed and carry out test operation of bow thruster during sea trial.

3.7.3.2 Replace the lubricating oil in the bearing assemblies and the lube oil tank in accordance with Reference

3.7.1.1. Properly dispose of the old lube oil.

3.7.3.3 Perform the following dimensional checks in accordance with reference 3.7.1.1 and provide the COTR with a condition report on all readings:

CLEARANCES 40T3S

- G673W

AS

BUILT

Recommended allowance in operation

INSPECTION METHOD

Gland Neck Ring/Shaft

Sleeve Radial Clearance

0.65 2.00 Max. Upon removal of gland packing (This should be changed at each docking) check radial clearance with feeler gauges.

Rotor Tip/Linear Radial

Clearance

1.82 3.80 Max. Check with feeler gauges at mid point on rotor blade on all 4 blades. Use average reading from 2 opposite sides in case shaft is leaning in dock.

Rotor/Guide Vane Hub

Clearance

7.50 7.30 Min. Measure gap from bottom face of rotor boss to top of guide vane hub below.

Discharge Deflector/Guide

Vane Shell Chamfer

Clearance

1.00 0.95 Min. Slide arm between vanes in the deflector and check gap with feeler gauges. This will only be possible in

2 locations (Port and Starboard if deflector is facing forward and aft).

Discharge Deflector Radial

Wobble about true centre

0.05 0.25 Max. Using a bar gently lever one side of the deflector.

With clock gauge other side and record movement.

NOTE: Do not apply too much pressure as you can see from the table the movement should be minimal.

Pinion/Gear Wheel Tooth

Clearance

0.10 1.50 -

2.00 Max.

Remove pinion guard as described below.

Check with feeler gauges between engaging teeth of pinion and deflector gear ring.

NOTE: Crop out a section of hull plating just below the steering gear in order to access the Pinion/Gear Wheel Teeth.

Required opening for accessing teeth is approximately 6 inches by 6 inches. Once the plate has been cut out you will be able to access the pinion and deflector gear teeth by removing the pinion guard (item 15) located under the ship and held by 2 M20 bolts (item 114). Upon reinstallation of the pinion guard install new fan disc washers (item 206) onto two new M20 bolts

(item 114) and hold with Loctite.

3.7.3.4 Remove the existing gland ring packing, thoroughly

clean the gland and shaft and provide and install new gland packing.

3.7.3.5 Remove the bow thruster steering gear motor assembly

and inspect the steering shaft bearing (item 87 on the

Sectional Arrangement Drawing No. 5105 WG Rev. “A” of reference 3.7.1.1.

3.7.3.6 Upon completion of all work reinstall the removed hull section and preserve per Basic Item 306.

3.7.4 Quality Assurance

3.7.4.1 COTR inspections

3.7.5 Notes

3.7.5.1 None.

3.8 Item 308: Ground Tackle Inspection and Preservation

3.8.1 References

3.8.1.1 NOAA Standard Specification AMC-581-1A, “Inspection

and Preservation of Ground Tackle”

3.8.1.2 Drawing OD-581-002, "R/V OSCAR DYSON Anchor Handling

Modifications Key Plans" (2006) (use for below deck arrangement)

3.8.1.3 Drawing OD-581-03, R/V HENRY BIGELOW Anchor Handling

Modifications Key Plans" (2009) (use for topside arrangement)

3.8.1.4 Drawing 582-FH20, "Anchor Storage and Handling Layout and Details", sheet 1 (use for painting and marking details)

3.8.1.5 Drawing 100-FH02, "Hull Forebody Scantlings FR0-FR18", sheets 3 and 4

3.8.2 Government Furnished Equipment (GFE)

3.8.2.1 None.

3.8.3 Requirements

3.8.3.1 Remove, clean by ultra high pressure water jetting, inspect, test, preserve and reinstall the port and starboard anchor chains and anchors, in accordance with Reference 3.8.1.1, with the following modifications and additional requirements:

3.8.3.1.1 Preparation and preservation of anchors and anchor

chain shall be accomplished by a QP-1 certified painting contractor.

3.8.3.1.2 Anchors and anchor chain, links, shackles, shackle

pins, swivels, all other fittings shall be prepared for inspection and preservation by ultra high pressure water jetting.

3.8.3.1.3 Ultra high pressure water jetting shall be carried

out to an SSPC-SP12 standard. Surface preparation shall be: SP 6 (SSPC) equivalent standard.

3.8.3.1.4 Immediately prior to application of a mist coat (1- 2 mils), the surface shall be tested and shall meet or exceed a chloride reading of 5 ug/cm surface condition. Testing shall be accomplished by field analysis at one location on each shot of chain and one location on each anchor; location for test point shall be identified by COTR. Testing shall be carried out by QP1 certified painting contractor in presence of COTR. If reading is high, the entire shot of chain or anchor shall be re-cleaned and re-tested until chloride reading is equal to or less than 5 ug/cm

3.8.3.2 Immediately after anchor and anchor chain surface

contaminate readings are within limits, and prior to inspections, apply one mist coat of Ameron Dimetcote

302H.

3.8.3.3 After all anchor chain inspections have been

completed, provide a condition report to COTR for additional anchor chain repairs and/ or any anchor chain shots requiring renewal.

3.8.3.3.1 Renew the swivel next to each anchor; all other

anchor chain requiring renewal will be the topic of

3.8.3.4 Provide the services of the local ABS surveyor to

carry out 5- year survey of ground tackle after inspections are accomplished and prior to painting.

Government shall pay ABS costs of initial survey; any

ABS costs for return trips due to Contractor errors shall be borne by Contractor.

3.8.3.5 Coat anchor and anchor chain as follows: In addition

to the 1-2 mil mist coat to hold cleaning, apply one coat Ameron Dimetcote 302H, 3 mils DFT. Follow with one coat Ameron Amercoat 385, 5-6 mils DFT. Anchor chain and anchors shall be painted black. Detachable links, and chain on either side of detachable links, shall be painted in accordance with reference 3.8.1.3, "General Notes".

3.8.3.6 Once anchors and chain have been removed, remove chain grating. Inspect and clean out drain line from chain lockers.

3.8.3.7 Clean both chain lockers, from 01 level to 2nd deck, to an SSPC-SP1 condition then test for chlorides at three locations in each chain locker; locations to be identified by COTR; chloride readings shall be 5 ug/cm or less before proceeding with surface preparation and painting.

3.8.3.8 Prepare and re-coat both chain lockers. For bidding

purposes, estimate 100 square feet of miscellaneous locations within the chain lockers will require a

“complete” system, using ultra high pressure water jetting. Areas not able to be reached using water jetting shall be prepared with power tool cleaning to an SSPC-SP11 condition.

3.8.3.9 Surface preparation to include feathering back edges

to remaining paint in all areas where water jetting or power tool cleaning is used

3.8.3.10 Rewash the chain lockers with a 3000 psi fresh

water wash after all surface preparation has been carried out and prior to any painting.

3.8.3.11 A “complete” system consists of the coating

system called out in reference 2.1.4., “Chain Locker and Sump”.

3.8.3.12 Coat the rest of the chain lockers with a

“maintenance system”, consisting of one coat Ameron

Amercoat 385 (red), 4-5 mils DFT.

3.8.3.13 If a combined area of both chain lockers

requiring a “complete system” is greater than 100 square feet, it will be the subject of additional work.

3.8.3.14 Reinstall grating using new fasteners after other

work is accomplished.

3.8.3.15 After completion of all other work, reassemble

the chain and anchors and reinstall on the ship.

3.8.3.16 After completion of all work, coordinate the

reinstallation of the anchors and chains with the deck department.

3.8.4 Quality Assurance

3.8.4.1 COTR inspection in accordance with Reference 3.8.1.1.

3.8.5 Notes

3.8.5.1 There are 12 shots of chain in the starboard chain

locker and 10 shots of chain in the port chain locker.

The chain is Ø36mm, grade 3.

3.8.5.2 All work to be done in coordination with item 323

“Anchor Windlass Overhaul”

3.9 Item 309: Annual Fire Inspection

3.9.1 References

3.9.1.1 Drawing FA05-001-07 “Fire Control Plan”

3.9.2 Government Furnished Material

3.9.2.1 None

3.9.3 Requirements

3.9.3.1 Perform the annual fire inspection to include:

3.9.3.1.1 Inspection of all fixed CO2 extinguishing systems.

3.9.3.1.2 Inspection of all (90) portable fire extinguishers.

3.9.3.1.3 Inspection and test of the fire alarm system.

3.9.3.1.4 Inspection and test of all (36) fire alarm heat

sensors.

3.9.3.1.5 Visual inspection of 8 SCBA cylinders.

3.9.3.1.6 Hydrostatic testing of 17 SCBA cylinders.

3.9.3.1.7 Flow testing of 8 SCBA respirators.

3.9.3.1.8 Calibration of 1 H2S Gas Detection Control Panel

3.9.3.1.9 Inspection and test of the Galley Gaylord Hood

including replacement of fusible links.

3.9.3.1.10 Recharge portable fire extinguishers that are

found to be under charged.

3.9.3.1.11 Hydrostatic test all portable fire extinguishers

that require it.

3.9.3.2 Provide a report to the COR documenting all items

inspected and tested.

3.9.4 Quality Assurance

3.9.4.1 None

3.9.5 Notes

3.9.5.1 None

3.10 Item 310: Annual Life Raft Inspection

3.10.1 References

3.10.1.1 NOAA Standard Specification AMC-583-1B, General

Requirements for Life Raft Inspections

3.10.2 Government Furnished Equipment

3.10.2.1 None

3.10.3 Requirements

3.10.3.1 Remove six (6) Elliot 25 person SOLAS style MK 3

life rafts from the ship to shop for annual inspections.

3.10.3.2 Inspect life rafts in accordance with reference

3.10.1.1 using an ABS approved service provider.

3.10.3.3 Affix a weatherproof label that reads as, “Radar

Reflector Not Included” on life rafts that do not have radar reflectors.

3.10.3.4 Provide a condition report to identify

deficiencies.

3.10.3.5 Provide certificates of annual inspection for all

lifesaving equipment inspected.

3.10.4 Quality Assurance

3.10.4.1 In accordance with 3.10.1.1

3.10.5 Notes

3.10.5.1 None

3.11 Item 311: Shelving Modifications

3.11.1 References

3.11.1.1 None

3.11.2 Government Furnished Material

3.11.2.1 None

3.11.3 Requirements

ET Stores Shelving

3.11.3.1 Remove currently installed shelving in the ET

Stores space.

3.11.3.2 Install (4) four new bulkhead mounted aluminum

shelves in the ET Stores. Two shelves shall be installed on the port bulkhead and two shelves on the stbd bulkhead. Shelving on stbd bulkhead shall not block access to the BERP. Exact location of the shelving to be agreed upon by COR before installation.

3.11.3.3 Shelving shall have sides with front opening

doors with latches similar to figure 3-11.

3.11.3.4 Provide all necessary mounting hardware for the

installation.

Stewards Lower Stores Shelving

3.11.3.5 Install (8) eight new bulkhead mounted aluminum

shelves in the Stewards Lower Stores. Three shelves shall be installed on the forward bulkhead, 3 on the port bulkhead, and two on the aft bulkhead of the cage. Shelving shall not block door swing. Exact location and dimensions of the shelving to be agreed upon by COR before installation.

3.11.3.6 Shelving shall have sides with front opening

3.11.3.7 Provide all necessary mounting hardware for the

Forward Bosun Stores Shelving

3.11.3.8 Install (4) four new bulkhead mounted aluminum

shelves in the Forward Bosun Stores. Two shelves shall be installed on the port bulkhead and two shelves on the stbd bulkhead. There shall be 24” of vertical clearance between shelves All 4 shelves to be forward of the hawse pipes. Exact location and dimensions of the shelving to be agreed upon by COR before installation.

3.11.3.9 Shelving shall have sides with front opening

3.11.3.10 Provide all necessary mounting hardware for the

3.11.4 Quality Assurance

3.11.4.1 None

3.11.5 Notes

3.11.5.1 Figure 3-11 is a picture of desired shelving

configuration

Figure 3-11

3.12 Item 312: Appleton Annual Maintenance/Overhauls

3.12.1 References

3.12.1.1 Tech Manual FRV40-226-134-010 “Knuckle Boom

Crane”

3.12.1.2 Tech Manual FRV40-226-111-010 “Telescoping Boom

Crane”

3.12.1.3 Tech Manual FRV40-226-105-010 “Stores Handling

System”

3.12.2 Government Furnished Material

3.12.2.1 None

3.12.3 Requirements

3.12.3.1 Perform maintenance and overhaul on the three (3)

Appleton cranes in accordance with manufactures recommendations.

3.12.4 Quality Assurance

3.12.4.1 Perform an operational test of all cranes when

work is completed.

3.12.4.2 Provide 24 hour notice so ship’s crew can be

available to operate/witness crane test.

3.12.5 Notes

3.12.6 None

3.13 Item 313: System Grooms

3.13.1 References

3.13.1.1 None

3.13.2 Government Furnished Material

3.13.2.1 None

3.13.3 Requirements

3.13.3.1 Obtain the services of an on- site, RAACI

technical representative to provide a system groom.

For bidding purposes, assume 40 hours needed for tech rep support.

3.13.3.1.1 Arrangements for obtaining RAACI technician can

be made by contacting:

Trident Maritime Systems, RAACI Division

Attn: Mark Bouvier

2840 Lausat Street

Metairie, LA 70001

Phone: 504-834-1167

434-981-2134

3.13.3.2 Obtain the services of an on-site, Teco-

Westinghouse representative to provide a system groom and training. For bidding purposes, assume 40 hours needed for tech rep support

3.13.3.2.1 Arrangements for obtaining Teco-Westinghouse

technician can be made by contacting:

Teco Westinghouse

5100 N. IH-35

Round Rock, Texas 78681

1-800-451-8798 www.tecowestinghouse.com

3.13.3.3 Obtain the services of an on-site, Rapp-Hydema

technical representative to provide a system groom.

For bidding purposes, assume 40 hours needed for tech rep support.

3.13.3.3.1 Arrangements for obtaining Rapp_Hydema technician

can be made by contacting:

Rapp Hydema

Attn: Rune Pedersen

4433 27 th Ave W.

Seattle, WA 98199

(206)286-8162

3.13.4 Quality Assurance

3.13.4.1 None

3.13.5 Notes

3.13.5.1 Provide a 3- day notice (minimum) before

scheduling Tech Reps to PISCES Commanding Officer or

CME, in order for arrangements to be made for ship's engineers to be on-hand for system groom.

3.14 Item 314: U/W Hull Complete Paint System

3.14.1 References

3.14.1.1 NOAA Standard Specification MOC-631-3B, "Underwater Body Ablative Coating System"

3.14.1.2 NAVSEA Standard Item 009-32, “Cleaning and

Painting Requirements; accomplish,” CATEGORY: II.

3.14.1.3 Drawing HB-631 FF04,”Painting Schedule”

3.14.1.4 Drawing HB-085 FA01, “Outboard Profile”

3.14.2 Government Furnished Material

3.14.2.1 None.

3.14.3 Requirements

3.14.3.1 All work on this item shall be in accordance with

Reference 3.14.1.1.

3.14.3.2 All work on this item shall be performed by a QP-

1 certified paint contractor.

3.14.3.3 Prepare the entire underwater hull, from the

bottom of the keel to the top of the boottop to a near-white metal standard in accordance with

NACE2/SSPC-SP10.

3.14.3.4 Apply one Anti-Corrosive (AC) coat, MIL-PRF-

24647, Type I or II (red); and one AC coat, MIL-PRF-

24647, Type I or II (grey), 4-6 mils/coat, 10 mils minimum.

3.14.3.5 Apply the following coatings to the underwater

hull areas from the bottom of the keel to the bottom of the boottop: one Anti-Foulant (AF) coat MIL-PRF-

24647, Type I or II (red); and one AF coat MIL-PRF-

24647, Type I or II (black); and one AF coat MIL-PRF-

24647, Type I or II (red), 4-6 mils/coat, 15 mils minimum.

3.14.3.6 Apply the following coatings to the boottop:

three AF coats MIL-PRF-24647, Type I or II (black), 4-

6 mils/coat, 15 mils minimum.

3.14.3.7 Apply the following coatings to the draft marks:

one coat MIL-PRF-24635 (white, low solar absorption only) –or- commercial grade AF, 2-3 mils.

3.14.4 Quality Assurance

3.14.4.1 As required by Reference 3.4.1.1.

3.14.4.2 Conduct joint inspection of hull with paint

manufacturer’s representative, COTR, Contractor, and

ABS surveyor after hull has been high pressure water-washed and again after the painting is complete.

Provide the detail “Paint Plan” in accordance with

Reference 3.4.1.1, para. 4.1.2 to COTR prior to starting surface preparation.

3.14.4.3 Verify all transducers are protected prior to

surface preparation and painting, as identified in

Reference 3.4.1.1.

3.14.4.4 COTR will witness temperature and humidity

readings prior to each coat of paint applied.

3.14.4.5 Conduct joint inspection of DFT gauging after

each coat of paint is applied.

3.14.4.6 Provide all additional documentation identified

in Reference 3.4.1.1, section 4, “Quality Assurance”.

3.14.5 Notes

3.14.5.1 None

3.15 Item 315: Freeboard Coating

3.15.1 References

3.15.1.1 NOAA Standard Specification MOC-631-2D, “Coating

Systems for Steel Surfaces”

3.15.1.2 Drawing HB-631 FF04, “Painting Schedule”

3.15.1.3 Drawing HB-085 FA01, “Outboard Profile”

3.15.2 Government-Furnished Material

3.15.2.1 None

3.15.3 Requirements

3.15.3.1 All surface preparation and painting to be done

by a QP-1 certified contractor.

3.15.3.2 Prior to apply the coating systems, complete all

potential structural steel repairs, and all access cuts, NDT testing, and hull plate inserts below the waterline that have been called out in other items of these specifications.

3.15.3.3 The existing coating system is an Ameron System

applied during ship’s construction; all new paint to be Ameron brand only for compatibility and in conformity with ship’s Paint Schedule.

3.15.3.4 All preparations and painting to be accomplished

in accordance with the paragraphs for “General

Requirements” and “Quality Assurance” in references

3.15.1.1 and 3.15.1.2. Use reference 3.15.1.3 for exact Ameron product to use in a specific area, along with coating details such as number of coats and DFT.

Use reference 3.15.1.3 as an aid in determining approximate area to be coated.

3.15.3.5 Surface Preparation to be accomplished using

water jetting, in accordance with reference 3.15.1.4;

grit blasting is not acceptable.

3.15.3.6 Accomplish Low- Pressure Water Cleaning and/ or

High- Pressure Water Cleaning, as required, to obtain a minimum WJ-4 surface condition, in order to apply a

“maintenance system” to all surfaces. Abraid aged epoxy if needed prior to applying topcoats. Cleaning and painting to be co-ordinated with on- site Ameron paint representative and QP-1 certified contractor.

3.15.3.7 Use Ultrahigh-Pressure Water Jetting, to a WJ-2

condition, to all areas having loose paint, not tightly adhered to substrate. Apply a “complete” coating system to these areas. For bidding purposes, estimate 250 square feet of miscellaneous freeboard locations will require a “complete system”. If locations requiring a “complete system” exceed this amount, it will be the topic of additional work.

3.15.3.8 Surface preparation to include feathering back

edges of remaining paint in all areas where Ultrahigh

Pressure Water Jetting or abraiding of aged epoxy is carried out.

3.15.3.9 After surface preparation and immediately prior

to application of paint, accomplish chloride checks at a total of 10 different locations on freeboard/ superstructure; locations to be selected by COTR.

Maximum chloride measurements shall not exceed 5 ug/cm2. If chloride measurements exceed this level, the areas shall be re-cleaned, then re-tested until the chloride measurement does not exceed 5 ug/cm2

3.15.3.10 Rewash the entire hull with a 3000 psi fresh

water wash after all surface preparation has been carried out and all chloride measurements are acceptable.

3.15.3.11 Prepare and coat the entire Freeboard with a

“maintenance system”, to include areas receiving a

“complete system”, if required. The Freeboard consists of all areas of the hull from the top of the boottop to the intersection of the hull with the Main and 01 Decks, to include the bulwark in the bow area.

On the port side the freeboard extends to the 01 Deck from the bow to FR82, and to Main Deck from FR 82 to the transom. On the starboard side the freeboard extends to the 01 Deck from the bow to FR 47, and to

Main Deck from FR 47 to transom.

3.15.3.12 A “maintenance system” for the Freeboard consists

of one coat Amercoat 229T, 4 mils DFT.

3.15.3.13 A “complete system” for the Freeboard consists of

the 3- coat system identified in reference 3.15.1.3.

3.15.4 Quality Assurance

3.15.4.1 Conduct joint inspection of hull with Ameron

Coatings Company representative and COTR after hull has been high-pressure water-washed. Provide detailed

“Paint Plan” to COTR, in accordance with Reference

3.15.1.2, prior to start of surface preparation.

3.15.4.2 Conduct joint temperature and humidity readings

with Ameron representative prior to each coat of paint applied.

3.15.4.3 Conduct joint inspection of Dry Film Thickness

gaging with Ameron representative after each coat of paint is applied.

3.15.5 Notes

3.15.5.1 No additional.

3.16 Item 316: Propulsion Shaft Thrust Bearing Inspection

3.16.1 References

3.16.1.1 Tech Manual FRV40-226-005-010), “Bearings, Lineshaft and Thrust; Model: SKF and Michell Bearing”

3.16.2 Government Furnished Material

3.16.2.1 None

3.16.3 Requirements

3.16.3.1 Disassemble the propulsion shaft…