6991PE21Q000007 PF-611_PF-613_PG-616 DDX Spec Revised 08.23.21.pdf

PF-611 Kestrel, PF-16 Merlin, PG -616 Boom DDX Page 1

PF-611 KESTREL

PF-613 MERLIN

PG-616 BOOM

Drydocking, Surface Preparation, Coating, and Other Repairs Revised August 23, 2021

*All changes are highlighted in yellow

GENERAL INFORMATION and REQUIREMENTS

A. The subject vessels are owned by the United States of America acting through the Maritime Administration, Department of Transportation (herein after called MARAD).

B. The contractor shall provide all labor, tools, special tools, material, and equipment necessary to make all removals and restorations; remove and replace interference’s; rig and unrig; make all disassembly and subsequent reassembly to accomplish the work specified herein. All work shall be in compliance with the latest Regulatory Body requirements. The term, “Regulatory Bodies” includes the American Bureau of Shipping (ABS), United States Coast Guard (USCG), United States Public Health Service, the Department of Labor (DOL) Occupational Safety and Health Administration (OSHA), and the Institute of Electrical and Electronic Engineers.

C. If, in the performance of any work required in these Specifications, it becomes necessary to remove or disturb any structural part of the vessel, the contractor shall, upon completion of that work, reinstall or renew if necessary any affected structural part and restore to original conditions of durability, appearance, and seaworthiness. All temporary removals in the way of the work shall be replaced in good order.

D. Any and all removed equipment or parts remain the property of the government and are to be left aboard the vessel, or dispose for scrap credit, as directed by the Contracting Officer’s Representative (COR). The contractor shall re-deliver the vessel in the same clean and orderly condition as when received.

E. The term “or equal” following a Brand Name means that components, equipment or material shall be equivalent in terms of performance, services required, compatibility with interrelated systems and arrangements and supportability over the service life of the components or equipment material. Or Equal shall meet salient characteristics given.

Contractor shall take full contractual and technical responsibility for ensuring installation of components or equipment or both and take responsibility for the compatibility with interrelated systems. Reference is given to FAR 52.211-6 Brand Names or Equal incorporated within the terms and conditions. Substitutions are a pre-award evaluation.

No substitutions are allowed after award, unless approved by the Contracting Officer.

F. The terms “Replace” or “Renew” mean to remove the existing unit, equipment, or systems, including all interferences and to install a new unit, equipment or system which is either

PF-611 Kestrel, PF-16 Merlin, PG -616 Boom DDX Page 2 identical to or equal to that which was removed; the installation shall include at a minimum all hook-up, supports, and adapters which are required to effect a fully operational installation complete in all respects.

G. Any repairs or other work resulting from recommendations or other discoveries after the vessel is docked are to be brought to the attention of the COR and CO immediately by use of a contractor generated inspection report. Any such additional work may be subject to a contract delivery order under Supplement Work or a contract modification.

Additional work shall be accomplished ONLY WHEN AUTHORIZED IN WRITING WITHIN

THE LIMITED DELGATION OF THE COR OR BY THE CONTRACTING OFFICER.

H. Because these crafts are not considered deep-seaworthy, all repair/upgrade work must be performed on these vessels in the San Francisco Bay area, such area to include the up-river areas of Sacramento and Stockton. The crafts will be delivered to the contractor’s/sub-contractor’s work site prior to the commencement of work and picked up at the same facility upon completion of work by the Maritime Administration’s Reserve Fleet personnel.

I. The contractor shall gas-free or inert all spaces affected by the work described in this Specification and is responsible for determining all spaces requiring gas freeing. All safety precautions contained in the United States Department of Labor Safety and Health Regulations for Ship Repairing, Title 29 CFR Parts 1501.10, 1501.11, 1501.12, 1501.14, and 1501.15 must be strictly observed. A copy of the gas-free certificate shall be presented to the COR before beginning work on the repairs. Initial Certificates and re-certifications shall be issued by an OSHA Certified Chemist. Gas-Free Certificates shall be updated daily by a Competent Person.

J. All welding must meet ABS and USCG requirements and conform to American Welding Society (AWS) standards. All welds must be cleaned prior to painting. All surfaces which have been cut drilled, welded, or otherwise modified must be cleaned, free of grease, slag and foreign matter; and painted in accordance with the coating sections of these Specifications. Prior to any production welding contractor must conduct a joint inspection with the COR for fit-up.

K. Contractor must accomplish all coating processes in accordance with the paint manufacturer’s recommendations (including dry film thicknesses) and under the supervision of the coating manufacturer’s representative. Areas of the vessel not intended to be coated must be protected from overspray.

L. Contractor must follow Original Equipment Manufacturer (OEM) installation instructions for any new equipment and hardware installed during the execution of this work package.

VESSELS PARTICULARS

1. PF-611 KESTREL is a catamaran hull patrol boat of aluminum construction, model #340C (aka

M2-37), manufactured by Moose Boats of Petaluma, CA, in 2006. Vessel particulars are as follows:

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• Length, overall: 37’ 6”

• Length, waterline: 30’ 6”

• Beam: 13’ 6”

• Draft: 22”

• Dead Rise: 15 deg.

• Displacement: 16,500 lbs. dry

• Fuel Capacity: 380 gallons

• Propulsion: Two Cummins QSB 5.9-380 Marine Diesels, each driving a Twin Disc

MG5705SC Marine Transmission and Hamilton HJ-292 water jet

• Horsepower: 2 x 375 BHP

• Max Speed: Up to 38 Knots

• Service Speed: 27 knots

• Existing coating above waterline: AzkoNobel International Intershield 300V, Interthane

990HS (Caribbean Blue)

• Existing coating below waterline: AzkoNobel International Intershield 300V, Interspeed

6400NA.

2. PF-613 MERLIN is an ex-US Coast Guard 41 ft. utility boat (UTB) built in 1977. The hull and deck are of aluminum construction. The cabin and cuddy are a single fiberglass unit bolted to the deck. The boat was re-engined to Tier 3 requirements in 2015. Vessel particulars are as follows:

• Length: 40’ 08”

• Beam: 13’ 05”

• Draft: 4’ 02” max

• Displacement: 28,500 lbs.

• Fuel Capacity: 480 gallons

• Propulsion: Two Cummins QSB6.7 T3 Marine Diesels, each driving a Twin Disc MGX-

5065A Marine Transmission and a Michigan Wheel Dyna-Quad 26” x 26” NIBRAL propeller on 1 ¾” Aquamet stainless steel propeller shafts.

• Horsepower: 2 x 318 BHP

• Max Speed: 26 Knots

• Multi-function Display: Ray Marine C120W

• Existing coating above waterline: AzkoNobel International Intershield 300V, Interthane

990HS (Caribbean Blue)

• Existing coating below waterline: AzkoNobel International Intershield 300V, Interspeed

6400NA

3. PG-616 is a Fleet Utility Craft similar in design to a US Navy LCM-6 without bow ramp. The craft was built by Quality Shipbuilders, Inc., Moss Point, Mississippi, builder’s hull #125, in September 1986. The boat was re-engined to Tier 3 requirements in 2015. Vessel particulars are as follows:

• Length, overall: 56 feet

• Beam, molded: 15 feet

• Depth, molded: 6 feet 6 inches

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• Draft, light loading: 2 feet 3 inches

• Draft, heavy loading: 3 feet 3 inches

• Molded Displacement, light: 80,100 lbs.

• Molded Displacement, heavy: 129,200 lbs.

• Fuel Capacity: 500 gallons

• Propulsion: Two Cummins QSL9 Marine Diesels, each driving a Twin Disc MG-5091SC

Marine Transmission and a Michigan Wheel Dyna-Quad 28” x 30” NIBRAL propeller on 2” Aquamet stainless steel propeller shafts.

• Horsepower: 2 x 286 BHP

• Max Speed: 12 knots

• Existing coating above waterline: AzkoNobel International Intershield 300V, Interthane 990HS (Black)

• Existing coating below waterline: AzkoNobel International Intershield 300V, Interspeed 6400NA

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0001.0 CORE SERVICES, PF-611 KESTREL

The core services of this work package are to haul out the vessel, perform surface preparation for overcoating, overcoat the hulls as specified below, renew all sacrificial anodes, and other miscellaneous repairs.

0001.1 HAUL OUT AND LAUNCHING

A. Haul out the vessel for inspection, coating and service as described herein. Provide suitable blocking and support under the hulls. At the completion of the required work, launch the vessel. All movement of the vessel on to and off of the haul out facility shall be the contractor’s responsibility.

B. Fleet the vessel for 100% coverage of new coatings.

0001.2 BATTERIES

A. Maintain a charge on the two (2) starting batteries and one (1) auxiliary battery aboard the vessel. The batteries may be charged where they are installed, or at the contractor’s option, they may be removed and charged ashore, then reinstalled just prior to launching.

B. Disconnect and clean all battery posts and clamps. Reconnect and tighten battery cable clamps.

0001.3 BILGES

A. Open all engine room hatch covers and flush deck hatches.

B. Pump bilges and all voids.

C. Clean bilges of all oil and residue, leaving dry. Dry out all voids.

0001.4 HULL AND TOPSIDE CLEANING AND INSPECTION

A. Secure all openings to prevent the ingress of wash water, including doors, hatches, vents, windows, speed sensor, engine cooling water intakes, overboards and wet exhausts.

B. High pressure water-wash the hulls, decks and cabin using high-pressure fresh water at a minimum of 3000 PSI to remove dirt, marine growth and salts. Exercise care to not remove any intact coatings. Examine the hulls, deck and cabin for apparent damage and coating failure. Submit a written report within two days of conditions found showing discrepancies found and their location to the COR.

C. Handling, storage and disposal of hazardous waste, if any, generated as a result of the cleaning operation shall be the responsibility of the contractor, as being the generator.

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Disposal of any hazardous waste shall be at the contractor’s expense and in accordance with all local, state and federal regulations.

0001.5 ANODES

A. Remove and dispose of 4 each sacrificial anodes. All anodes are bolted on.

B. Install new aluminum anodes after completion of coatings.

0001.6 UNDERWATER HULL SURFACE PREPARATION

A. Make notations of all hull markings to assure their replacement after the painting process.

B. Spot bare metal power tool clean to SSPC-SP 11 any areas that are showing active corrosion, pitting or loose paint. Feather back intact paint where adjacent to bare metal.

For bidding purposes, assume 10% of the total square footage of the underwater hull in scattered areas will require SP 11 and feathering.

C. Abrade the antifouling (AF) coating on underwater hulls to remove any loose paint and to roughen up the existing coating surface in preparation for overcoating. Feather edge areas where coating has failed to the anticorrosive (AC) coating or bare metal.

D. Solvent wipe the abraded coatings to remove any dust.

E. Upon completion this surface preparation, the Contractor is to make a visual inspection of the underwater hull. Contractor is to submit a written report of the conditions found during this inspection within two days and make recommendations, if any to the COR.

F. Handling, storage and disposal of hazardous waste, if any, generated as a result of the blasting operation shall be the responsibility of the contractor, as being the generator.

0001.7 FREEBOARD SURFACE PREPARATION

A. Spot bare metal power tool clean to SSPC-SP 11 any areas that are showing active

B. Abrade the freeboard coating to remove any loose paint and to roughen up the existing coating surface in preparation for recoating. Do not remove intact coating.

C. Solvent wipe the abraded coatings to remove any dust.

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D. Upon completion this surface preparation, the Contractor is to make a visual inspection of the freeboard. Contractor is to submit a written report of the conditions found during this inspection within two days and make recommendations, if any to the COR.

E. Handling, storage and disposal of hazardous waste, if any, generated as a result of the

Disposal of any hazardous waste shall be at the contractor’s expense and in accordance with all local, State and Federal regulations.

0001.8 UNDERWATER HULL COATING

Contractor shall accomplish all coating processes in accordance with the coating manufacturer’s recommendations and under the supervision of the coating manufacturer’s representative.

Final color scheme shall match original as delivered.

A. Mask the waterline.

B. Prepare bare metal surfaces with US Paint etching primer G-9072 or equal.

C. Apply two (2) spot coats of Intershield 300V or equal to any bare metal areas. Use contrasting colors to assure complete coverage of each coat.

D. Apply two (2) full coats of Interspeed 6400NA antifouling or equal, first coat Red, second coat Black.

0001.9 FREEBOARD COATING

A. Mask the waterline and vessel name, hull number and hailing port on transom.

D. Apply two (2) coats of Interthane 990HS or equal, Caribbean Blue.

0001.10 JET DRIVES

A. Renew all anodes from the port and starboard (stbd) jet units with aluminum anodes.

There are 10 each side (total of twenty (20)). See drawing HJ-292-13-002 for locations.

B. Protect shaft seal and bearing. Remove intake gratings. Gently scrape, then water wash the external wetted surfaces of jet drives, including intakes, tailpipes, nozzles, buckets, gratings and external housing using high-pressure fresh water at a minimum of 3000 PSI to remove growth, salts and debris. Examine the jet drives for damage and coating failure. Submit a written report within two days of conditions found showing discrepancies found and their location to the COR.

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C. Prepare damaged coating areas for paint, then spot prime the wetted surfaces of the drives where coating has failed with two (2) coats of high solids epoxy. Follow with one full coat of high solids epoxy.

D. Apply one (1) full coat of Intershield 300V or equal to intake gratings.

E. Apply two (2) coats of Interspeed 6400NA antifouling or equal, to the drive units and intake gratings.

F. Reinstall intake gratings.

G. Assure bucket and nozzle pivot points are not fouled with coating that would hamper proper operation.

H. Lubricate/service nozzle and bucket pivots and linkages in accordance with the manufacturer’s recommendations.

0001.11 THRU-HULL EXHAUST FITTINGS AND HOSES

A. Remove the flex rubber exhaust hose on the stbd side. The port side hose has already been removed. Port side exhaust port is plugged with an expandable rubber plug.

B. Crop out the existing thru-hull exhaust fittings from the transom port and stbd. The port fitting is badly corroded on the inside of the vessel and will not support the exhaust hose nor maintain a leak-free condition.

C. Install two new Government Furnished Material (GFM) 6 ½” outer diameter (OD) stainless steel thru-hull fittings with stainless steel hardware, ny-lock nuts and neoprene gaskets.

D. Install two new GFM 6 ½” inner diameter (ID) flex rubber exhaust hoses. Contractor to provide new stainless steel hose clamps, two per connection (a total of eight hose clamps).

0001.12 INFLATABLE FENDER REPAIR

The OEM inflatable fendering is damaged on the port quarter. The cover and end cap are torn, and approximately four lineal feet of the foam padding is missing. The inflatable bladder does not leak air, however, the air fill valve does leak air.

A. Contractor to propose a solution to repair the fendering. Include a detailed description identifying the methodology and techniques to be used for the proposed repair with their bid. It is highly recommended for the Contractor to attend a site visit to thoroughly inspect the damage.

B. After evaluation and approval of the proposed repair by the COR, perform the repair.

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0002.0 CORE SERVICES, PF-613 MERLIN

The core services of this work package are to haul out the vessel, perform surface preparation for overcoating, overcoat the hull as specified below, renew all sacrificial anodes, and other miscellaneous repairs.

0002.1 HAUL OUT AND LAUNCHING

0002.2 BATTERIES

A. Maintain a charge on the two (2) starting batteries aboard the vessel. The batteries may be charged where they are installed, or at the contractor’s option, they may be removed and charged ashore, then reinstalled just prior to launching.

0002.3 BILGES

B. Pump bilges and all voids.

C. Clean bilges of all oil and residue, leaving dry. Dry out all voids.

0002.4 HULL AND TOPSIDE CLEANING AND INSPECTION

B. High pressure water-wash the hulls, decks and cabin using high-pressure fresh water at a minimum of 3000 PSI to remove dirt, marine growth and salts. Exercise care to not remove any intact coatings. Exercise care not to damage the fiberglass cabin and cuddy.

Examine the hulls, deck and cabin and cuddy for apparent damage and coating failure.

Submit a written report within two days of conditions found showing discrepancies found and their location to the COR.

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0002.5 ANODES

A. Remove and dispose of 4 each sacrificial anodes. All anodes are bolted on.

B. Remove and dispose of six each propeller shaft sacrificial anodes, three per shaft.

C. Install new aluminum anodes, four to the hull and six to the propeller shafts, after completion of coatings.

0002.6 UNDERWATER HULL SURFACE PREPARATION

B. Spot bare metal power tool clean to SSPC-SP 11 any areas that are showing active

C. Abrade the antifouling (AF) coating on underwater hulls to remove any loose paint and to roughen up the existing coating surface in preparation for overcoating. Feather edge areas where coating has failed to the anticorrosive (AC) coating or bare metal.

D. Solvent wipe the abraded coatings to remove any dust.

E. Upon completion this surface preparation, the Contractor is to make a visual inspection of the underwater hull. Contractor is to submit a written report of the conditions found during this inspection within two days and make recommendations, if any to the COR.

F. Handling, storage and disposal of hazardous waste, if any, generated as a result of the

0002.7 FREEBOARD SURFACE PREPARATION

A. Spot bare metal power tool clean to SSPC-SP 11 any areas that are showing active

For bidding purposes, assume 30% of the total square footage of the underwater hull in

B. Abrade the freeboard coating to remove any loose paint and to roughen up the existing coating surface in preparation for recoating. Do not remove intact coating.

C. Solvent wipe the abraded coatings to remove any dust.

PF-611 Kestrel, PF-16 Merlin, PG -616 Boom DDX Page 11 of the freeboard. Contractor is to submit a written report of the conditions found during this inspection within two days and make recommendations, if any to the COR.

Disposal of any hazardous waste shall be at the contractor’s expense and in accordance with all local, State and Federal regulations.

0002.8 UNDERWATER HULL COATING

A. Contractor shall accomplish all coating processes in accordance with the coating manufacturer’s recommendations and under the supervision of the coating manufacturer’s representative. Final color scheme shall match original as delivered.

B. Mask the waterline.

C. Prepare bare metal surfaces with US Paint etching primer G-9072 or equal.

D. Apply two (2) spot coats of Intershield 300V or equal to any bare metal areas. Use

E. Apply two (2) full coats of Interspeed 6400NA antifouling or equal, first coat Red, second coat Black.

0002.9 FREEBOARD COATING

D. Apply two (2) coats of Interthane 990HS or equal, Caribbean Blue.

0002.10 PROPELLERS AND SHAFTING

A. Inspect propellers, shafting, strut bearings, stern tube bearings and mechanical shaft seals.

B. Measure and record bearing clearances. Provide a report of all findings within 2 days after completion of inspection.

C. Remove propellers. Reinstall after polishing and balancing.

D. Polish and balance both propellers.

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E. Any repairs required will be the subject of a change order.

0002.11 PROPELLER SHAFT GROUNDING SYSTEM

A. Check the silver slip rings for wear. Polish slip rings.

B. Replace brushes.

C. Check clearances, then check and tighten all electrical and mechanical connections.

Manufacturer:

Electro-Guard, Inc.

(530) 926-4000 Email: tsupport@boatcorrosion.com

0002.12 RUDDERS

A. Measure and record rudder bearing clearances for the port and stbd rudders.

B. Remove both rudders.

C. Clean rudder shafts and bearings. Inspect for damage.

D. Provide a report of findings to the COR within two working days of inspection.

E. Reinstall rudders.

F. Repack rudder shaft glands.

G. Adjust rudders for alignment.

H. Perform an operational test to assure proper operation.

0002.13 AFT QUARTER HULL REPAIRS

Previously repaired dents in the aft quarters port and stbd have been damaged, knocking loose the coating and some of the filler material.

A. Sand back the filler material back to intact material in contact with the hull.

B. Apply SilverTip “QuikFair” two-part epoxy fairing putty or equal to the dented areas to fair in those areas to the original contour of the hull. Apply in accordance with the manufacturer’s instructions.

C. Coat in accordance with CLIN 0002.9.

0002.14 STBD HANDRAIL REPAIR

mailto:tsupport@boatcorrosion.com

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One of the stanchions of the stbd handrail is broken free from the main deck. The deck weld on the intermediate stanchion support is cracked. The forward portion of the handrail is bent upward.

A. Grind broken and cracked welds smooth.

B. Bend handrail back into position and weld to the deck.

0002.15 RUBBER FENDERING

Several bolts securing the white rubber fendering to the hull have been sheared off.

• One on the port side

• Eight on the stbd side

A. Remove the remnants of the sheared-off bolts from their threaded pads that are welded to the hull.

B. Reposition the fendering and secure with new, stainless steel bolts and washers.

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0003.0 CORE SERVICES, PG-616 BOOM

The core services of this work package are to haul out the vessel, abrasive grit blast surface preparation for recoating, recoat the hull as specified below, renew all sacrificial anodes, and other miscellaneous repairs.

0003.1 HAUL OUT AND LAUNCHING

0003.2 BATTERIES

A. Maintain a charge on the two (2) starting batteries aboard the vessel. The batteries may be charged where they are installed, or at the contractor’s option, they may be removed and charged ashore, then reinstalled just prior to launching.

0003.3 BILGES

B. Pump bilges and lazarette.

C. Clean bilges, Engine Room deck plates, and lazarette of all oil and residue, leaving dry.

0003.4 HULL AND TOPSIDE CLEANING AND INSPECTION

B. Remove the two tire fenders from the bow. Reinstall upon completion and curing of coatings.

C. High pressure water-wash the hulls, decks, cabin and deckhouse using high-pressure fresh water at a minimum of 3000 PSI to remove dirt, marine growth and salts. Exercise care to not remove any intact coatings. Examine the hulls, decks, cabin and deckhouse for apparent damage and coating failure. Submit a written report within two days of conditions found showing discrepancies found and their location to the COR.

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D. Handling, storage and disposal of hazardous waste, if any, generated as a result of the

0003.5 ANODES

A. Remove and dispose of all sacrificial anodes. All anodes are bolted on.

1. nine ea. 22 lb. zinc anodes bolted to pads on the hull;

2. three ea. 6 lb. anodes on each strut leg, total of six;

3. one ea. 12 lb. anode on each skeg, total of two;

4. two ea. 6 lb. anode on each rudder, total of four;

5. two anodes on each propeller shaft, total of two.

B. Install new aluminum anodes after completion of coatings.

0003.6 UNDERWATER HULL AND FREEBOARD SURFACE PREPARATION

B. Leave fendering installed.

C. Abrasive grit SSPC-SP 6 commercial blast the entire hull, underwater and freeboard included.

of the underwater hull and freeboard. Contractor is to submit a written report of the conditions found during this inspection within two days and make recommendations, if any to the COR.

0003.7 MAIN DECK SURFACE PREPARATION

A. Spot Abrasive grit blast 100% of the main deck to SSPC-SP 6 commercial blast standard areas on the main deck where corrosion has broken through the coating. Feather back intact paint where adjacent to bare metal. For bidding purposes, assume 20% of the total square footage of the underwater hull in scattered areas will require SP 6 and feathering.

B. Upon completion this surface preparation, the Contractor is to make a visual inspection of the underwater hull and freeboard. Contractor is to submit a written report of the conditions found during this inspection within two days and make recommendations, if any to the COR.

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Disposal of any hazardous waste shall be at the contractor’s expense and in accordance

0003.8 UNDERWATER HULL COATING

A. Contractor shall accomplish all coating processes in accordance with the coating manufacturer’s recommendations and under the supervision of the coating manufacturer’s representative. Final color scheme shall match original as delivered.

B. Mask the waterline.

C. Apply two (2) full coats of Intershield 300V or equal. Use contrasting colors to assure complete coverage of each coat.

D. Apply two (2) full coats of Interspeed 6400NA antifouling or equal, first coat Black, second coat Red.

0003.9 FREEBOARD COATING

B. Apply one (1) full coat of Intershield 300V or equal.

C. Apply one (1) stripe coat of Intershield 300V or equal around perimeter of the hull fendering, top, bottom and ends, using the brush tip to work coating as far down into the space between the fendering and hull as can be reached with the brush.

D. Apply a second full coat of Intershield 300V or equal. Use contrasting colors to assure complete coverage of each coat.

E. Apply one (1) stripe coat of Interthane 990HS or equal around perimeter of the hull fendering, using the brush tip to work coating as far down into the space between the fendering and hull as can be reached with the brush.

F. Apply two (2) full coats of Interthane 990HS or equal, Black.

0003.10 MAIN DECK COATING

A. Protect Cabin and Deckhouse from overspray.

B. Apply two (2) full spot coats of Intershield 300V or equal.

C. While the second full spot coat is still wet, hand broadcast aluminum oxide abrasive to the spot coated areas. Once the second spot coat is dry, sweep up residual abrasive.

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D. Apply one (1) full coat of Interthane 990H or equal, Deck Gray.

0003.11 PROPELLERS AND SHAFTING

A. Inspect propellers, shafting, strut bearings, stern tube bearings and mechanical shaft seals.

B. Measure and record bearing clearances. Provide a report of all findings within 2 days after completion of inspection.

C. Remove propellers. Reinstall after polishing and balancing.

D. Polish and balance both propellers.

E. Any repairs required will be the subject of a change order.

0003.12 RUDDERS

A. Measure and record rudder bearing clearances for the port and stbd rudders.

B. Remove both rudders.

C. Clean rudder shafts and bearings. Inspect for damage.

D. Provide a report of findings to the COR within two working days of inspection.

E. Reinstall rudders.

F. Repack rudder shaft glands.

G. Adjust rudders for alignment.

H. Perform an operational test to assure proper operation.

0003.13 DECKHOUSE HATCHES

A. Remove all three (3) sliding horizontal hatches from Deckhouse.

1. Clean all lubricant from the brass runners.

2. Fair bent areas of hatches.

3. Tighten all hardware for the brass runners on the hatches and mating brass runners on the Deckhouse.

4. One brass runner for the port aft sliding hatch is broken approximately two (2) inches from the forward end. Remove broken piece. Drill out runner and frame that it attaches to, and install new hardware as original.

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5. Lubricate the runners with an Environmentally Acceptable Lubricant (EAL) grease and reinstall the horizontal sliding hatches.

B. The forward watertight door (WTD) hinges are corroded and frozen.

1. Remove WTD.

2. Prepare hinges and hinge pins to SSPC SP11.

3. Coat hinges with two coats of Intershield 300V or equal.

4. Lubricate pins and hinge holes, then reinstall WTD.

0003.14 HOLED BULKHEAD WORK INSIDE DECKHOUSE

There is an approximately 4” diameter hole wasted in the stbd bulkhead, lower aft corner inside the Deckhouse.

A. Remove wood decking and reinstall after work in this area is completed.

B. Power wash the entire deck inside the Deckhouse.

C. Pump out the wash water, clean, and dry the interior.

D. Inspect deck and lower 6” of the surrounding bulkheads and provide a report of findings. Any additional steel work or coating required other than that of paragraph E.

below, will be the subject of a change order.

E. Crop out wasted steel around the hole in the lower aft corner inside the deckhouse.

F. Install a ¼” steel plate doubler over the cropped-out area, estimated to be approximately one square foot.

G. Coat new steel, welds and coatings disturbed by hot work herein with two (2) coats of Intershield 300V or equal.

0003.15 RENEW VENT PLENUMS

There are two plenums inside the deckhouse that provide natural circulation from the exterior of the vessel to the Engine Room. The plenums are holed and probably badly corroded inside.

A. Crop out the two (2) plenums inside the deckhouse.

B. Grind remnant welds and rough edges smooth.

C. Prepare corroded areas on bulkhead and overhead to SSPC SP 3 power tool cleaning.

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D. Fabricate two (2) new plenums to the same dimensions as original. Material used may be a heavy-gauge sheet metal, or fiberglass, with a suitable mounting flange around the perimeter, drilled to accept studs. Seal all joints to prevent leakage.

E. Stud weld ¼” x ¾” NC stainless steel studs to the bulkhead according to the bolt pattern in the new plenums.

F. Fabricate rubber gaskets and secure them to the plenum flanges with adhesive.

G. Coat the SP 3-prepared steel surfaces and stud bases with two (2) coats of Intershield 300V or equal.

H. Install new plenums to bulkhead and overhead with stainless steel flat washers, lock washers and nuts.

0003.16 ENGINE ROOM HATCHES

A. Open 3 ea. Engine Room hatches (two flush-deck and one raised).

B. Prepare the gutters to SSPC SP 3 power tool cleaning.

C. Clear out gutter drains of accumulated debris and corrosion.

D. Clean knife edges.

E. Renew gaskets.

F. Install two new dogs for the ones that are missing from the centerline, raised coaming hatch.

G. Lubricate all hinges and dogs, then exercise, proving free operation.

H. Chalk-test all hatches and adjust dogs as necessary to achieve 100% gasket-to-knife edge contact.

I. Coat the SP 3-prepared steel surfaces two (2) coats of Intershield 300V or equal.

PF-611 Kestrel, PF-16 Merlin, PG -616 Boom DDX Page 20

0004.0 SUPPLEMENTAL WORK

The Contractor shall provide additional labor and materials, if requested by the Government, to address any emergent work which may arise throughout the contract period. These supplemental requirements shall be identified by a “Request for Pricing” issued by the COR or by a “Condition Found Report” issued by the Contractor. If a fair and equitable price can be agreed upon by both parties to perform the supplemental work, the COR and/or Contracting Officer (CO) may issue a Delivery Order to the Contractor which authorizes the Contractor to perform that work.

The total amount of Supplemental Labor and Materials/Subcontractor labor/services ordered shall be at the discretion of the COR and/or CO.

0004.1 SUPPLEMENTAL LABOR

Supplemental Labor is considered labor performed by direct employees of the Contractor. (It does not include subcontracted labor/services). The Government has estimated a not to exceed of 200 supplemental labor hours for this service. The Contractor shall propose a fully burdened hourly yard-wide labor rate to perform supplemental labor. This rate shall be applicable 24 hours per day, seven (7) days per week and shall not be increased for overtime or penalty time and will be utilized in negotiating a fixed price Delivery Order for subsequent supplemental labor.

0004.2 SUPPLEMENTAL MATERIAL / SUBCONTRACTOR REQUIREMENTS

Supplemental Material/Subcontractor Requirements are materials and/or subcontracted labor or services which either the Contractor or the Government requires. The Government has provided a not to exceed amount of $10,000.00 for supplemental materials. All costs for supplemental materials and supplemental subcontracted labor/services shall be a pass-through cost without any markup by the Contractor. (Note: Labor which the Contractor provides, using their own personnel, to procure and deliver supplemental materials aboard the ship or in support of subcontracted labor/services, is considered Supplemental Labor). All supplemental material and supplemental subcontracted labor/services which exceed $200.00 shall be supported by hard copies of vendor quotations, paid invoices and/or receipts, if requested by the COR.