RFQ_ATTACHMENT_1.pdf

CONTRACT SPECIFICATIONS FOR

28-FOOT HYDROGRAPHIC SURVEY LAUNCH

DOCUMENT NO. 107 050-832-P0

Prepared for:

NOAA Marine Operations Center - Pacific

1801 Fairview Avenue East

Seattle, WA 98102

Prepared by:

Jensen Maritime Consultants, Inc.

201 W. Mercer St. Suite 501

Seattle, WA 98119

Ph. 206 284 1274

Fax 206 284 2556

Modified by:

NOAA Marine Operations Engineering

2002 SE Marine Science Dr.

Newport, OR 97365

August 18, 2015

This design specification and design drawings listed herein are the sole property of the National Oceanic and

Atmospheric Association. They may not be used or reproduced in whole or in part or released to third parties without written permission.

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TABLE OF CONTENTS

GROUP 000 - GENERAL PROVISIONS

001 - INTRODUCTION

002 - PRINCIPAL CHARACTERISTICS

003 - SCOPE OF WORK

004 - INTENT

005 - SPECIFICATIONS AND PLANS HIERARCHY

006 - DEFINITIONS

007 - PLANS FORMING PART OF SPECIFICATIONS

008 - REGULATORY BODIES

009 - CERTIFICATES AND DOCUMENTATION

010 - INSPECTION AND PLAN APPROVAL

011 - MATERIALS AND WORKMANSHIP

012 - GOVERNMENT FURNISHED EQUIPMENT

013 –WARRANTY

014 – ACCESSORY REQUIREMENT OPTIONS

GROUP 100 - HULL STRUCTURE

101 - GENERAL INFORMATION

102 - WEIGHT

110 - HULL AND DECK HOUSE

163 - SEA CHESTS

167 - DOORS, HATCHES, MANHOLES AND WINDOWS

GROUP 200 - MAIN PROPULSION

201 - GENERAL INFORMATION

233 - MAIN ENGINE AND TRANSMISSION

245 - PROPELLER AND SHAFT

252 - CONTROLS, INDICATORS AND ALARMS

256 - ENGINE COOLING SYSTEM

259 - ENGINE EXHAUST SYSTEM

261 - FUEL OIL SYSTEM

GROUP 300 – ELECTRIC PLANT

300 - ELECTRICAL SYSTEM - GENERAL

301 - ELECTRICAL CONNECTION BOXES - GENERAL

302 - ELECTRICAL MOTORS & ASSOCIATED EQUIPMENT - GENERAL

311 - SHIPS SERVICE GENERATOR

313 - BATTERIES & BATTERY CHARGERS

320 - ELECTRICAL POWER PANELS

321 - SHIP SERVICE POWER CABLES

331 - RECEPTACLES AND SHORE POWER

332 - LIGHTING SYSTEMS, SWITCHES, AND FIXTURES

GROUP 400 – COMMUNICATIONS AND ELECTRONICS

401 - GENERAL INFORMATION

406 - GROUNDING

420 - NAVIGATION AND COMMUNICATIONS SYSTEMS

436 - ALARM SYSTEMS

493 - COMPUTER RACKS

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GROUP 500 - AUXILIARY SYSTEMS

501 - GENERAL INFORMATION

506 - FILLS, VENTS AND SOUNDINGS

512 - VENTILATION SYSTEMS

513 - ENGINE ROOM VENTILATION

520 - DISCHARGES

526 - SCUPPERS & DECK DRAINS

528 - SANITARY SYSTEM

529 - BILGE SYSTEM

555 - FIRE EXTINGUISHING EQUIPMENT AND SYSTEMS

556 - HYDRAULIC SYSTEMS

561 - STEERING SYSTEM

562 - RUDDER

565 - TRIM TABS

581 - ANCHOR HANDLING

582 - DECK MACHINERY

583 - LIFTING SYSTEM

591 - OCEANOGRAPHIC SYSTEMS

GROUP 600 - OUTFIT AND FURNISHINGS

602 - LIFESAVING EQUIPMENT

603 - HULL DESIGNATION AND MARKINGS

611 - HULL AND MOORING FITTINGS

612 - RAILINGS

615 - HARDWARE

622 - FLOOR PLATES AND GRATINGS

623 - LADDERS AND GANGWAYS

631 - PAINTING

633 - CATHODIC PROTECTION

635 - INSULATION, HULL AND PIPING

637 - SHEATHING

640 - LIVING SPACES

GROUP 800 - DESIGN AND ENGINEERING SERVICES

813 - CONSTRUCTION SCHEDULE

831 - AS-BUILT DRAWINGS AND DOCUMENTATION

832 - TECHNICAL MANUALS

839 - LOFTING

843 - STABILITY

GROUP 900 - ASSEMBLY AND SUPPORT SERVICES

982 - TESTS AND TRIALS

993 - MATERIAL HANDLING

994 - CLEANING SERVICES

998 - HULL PROTECTION DURING OUTFITTING

107 050-832-P0, 28-ft Hydrographic Survey Launch – Contract Specifications 4

GROUP 000 - GENERAL PROVISIONS

SECTION 001 - INTRODUCTION

These Specifications and associated Plans describe requirements for constructing a Jensen 28’ Hydrographic Survey

Launch (HSL) for operations on the coastal waters of the United States. Outfit the boat to conduct oceanographic surveys using hull-mounted and towed sonar units. Construct the boat with aluminum, suitable for operations in the winter months. Power the boat with a single diesel engine and outfit to support traditional manned survey operations as well as the flexibility to add future unmanned autonomous capability. This solicitation is for two (2) HSLs with air conditioning for the NOAA Ship Thomas Jefferson, and an option for one (1) additional HSL without air conditioning for the NOAA Ship Rainier.

The intended area of operation will have a range of operational temperature conditions as follows:

Sea Water Range 30 degrees F to 90 degrees F

Ambient Air Range 10 degrees F to 105 degrees F

Relative Humidity 100%

SECTION 002 - PRINCIPAL CHARACTERISTICS

See Plan 107 050-101-1 for Principal Characteristics.

SECTION 003 - SCOPE OF WORK

Furnish all labor and material, except where specifically noted otherwise, to construct boat and options as exercised.

SECTION 004 - INTENT

These Specifications and Plans provide boat arrangement, structural arrangement, and outline other boat features, to be developed by the Contractor.

SECTION 005 - SPECIFICATIONS AND PLANS HIERARCHY

These Specifications, Contract Plans and Contract Guidance Plans describe the boat. Where discrepancies might exist among these documents, the order of precedence from highest to lowest is:

Specifications

Contract Plans

Contract Guidance Plans

SECTION 006 - DEFINITIONS

CONTRACT GUIDANCE PLANS are those Plans as identified in the Specifications, which illustrate certain design features of the boat. These plans do not necessarily depict, nor is it intended that they depict, all features and details of the systems or structures to which they relate. Contract Guidance Plans serve the purpose of providing information which, when utilized in conjunction with the applicable Specification requirements, will assist in design development.

Contract Guidance Plans may be deviated from providing that the intent and direction of the Specification is fulfilled, and that Contractor obtains COR approval for the change.

CONTRACT PLANS are those Plans as identified in the Specifications which illustrate design features of the boat from which no departure in the development of Plans by the Contractor is permitted, unless specifically authorized by the

COR or his representative.

CONTRACTOR refers to the builder with whom the construction contract is made and who will be responsible for the completion of all required work, including that of subcontractors engaged by him.

COR refers to the Contracting Officer’s Representative, or the COR’s designated representative.

GFE is Government Furnished Equipment.

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NAVAL ARCHITECT is the firm of Jensen Maritime Consultants, Inc. (JMC), who prepared original Specifications and Plans for NOAA.

NOAA is the National Oceanic and Atmospheric Administration

PLANS (or Drawings) are the Contract Plans and the Contract Guidance Plans, collectively.

SHIP refers to the NOAA Ship or facility for which boat is being purchased

WORKING PLANS are Contractor prepared construction plans, calculations, and sketches, which are necessary to accomplish the work specified.

SECTION 007 - PLANS FORMING PART OF SPECIFICATIONS

Develop the following plans for this project:

Contract Plans by JMC:

107050-832-1 Contract Specifications

107050-100-1 Lines & Offsets

107050-101-1 Outboard Profile and General Arrangement

Contract Guidance Plans by JMC:

107050-111-1 Shell Plating and Framing

107050-116-1 Inboard Structural Profile

107050-117-1 Midship and Typical Sections

107050-131-1 Deck Structural Plans

107050-513-1 Vent Trunk Sketch

107050-181-M Sonar_Well_Details-1

107050-185-1 Sonar Rack

SECTION 008 - REGULATORY BODIES

Comply with all the applicable laws of the United States and the requirements of the various regulatory bodies and rules and recommendations listed below in force at the time of delivery insofar as they may have jurisdiction.

United States Coast Guard (USCG) Rules & Regulations, where applicable

Federal Communications Commission (FCC)

American Boat and Yacht Council (ABYC)

American Bureau of Shipping (ABS)

United States Public Health Service (USPHS)

Institute of Electrical and Electronics Engineers (IEEE)

SECTION 010 - INSPECTION AND PLAN APPROVAL

During construction, the boat, including all outfit, machinery and equipment, shall be subject to inspection by duly authorized COR's Representatives. These representatives shall have free access to the boat and the Contractor's plant for the purpose of inspecting materials and work in progress.

Should the Contractor propose alternatives or modifications to the details specified herein or on the Contract Plans, such proposals shall be clearly set forth in writing with sketches as appropriate and submitted for review.

Normal review will require five (5) work days. The Contractor shall reply to all COR review comments within 5 work days indicating planned action.

SECTION 011 - MATERIALS AND WORKMANSHIP

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All apparatus (machinery, equipment, piping, etc.) and their installation shall conform to good marine practice for boats of this class and to 46 CFR Subchapter T and ABYC guidelines where applicable.

When names of manufacturers or trade designations are used herein to indicate the general character of the design, quality, and construction of items, it is not the intent to restrict source of supply to such brands, but substitutes shall not be inferior to the item named in the Specification and shall be approved by the COR in writing.

Materials shall be ordered to recognized standard sizes wherever such apply, to facilitate replacement or repair. All materials and equipment shall be new and of good commercial quality.

Materials exposed or partially exposed to the weather or seawater shall be corrosion resistant. Mating of galvanically incompatible material shall be avoided. Dissimilar metals shall be isolated from each other to prevent electrolysis, include dielectric sleeves for mounting hardware, dielectric fittings in piping, and isolation kits for all bolts.

All supplied equipment shall be supported by service representatives in the United States. Where brand names are given in the specification, they can be assumed to meet this requirement. Any deviations from this requirement shall be approved in writing by the COR.

All welding is to be accomplished by ABS or USCG certified welders, in accordance with ABS’ “Guide for Building and Classing High Speed Craft”, latest edition. Welders shall be certified for all weld positions that they work on. The

Contractor shall provide samples of minimally acceptable welds for use in visual inspections during construction. Any welds which are inferior to the sample weld shall be ground out and re-welded. Sample weld sections shall be 18 inches long and shall include the following:

Double continuous weld at watertight boundaries

Skip weld between frames and shell or bulkheads

Butt weld for pipe connections

Sample sections may be made of scrap material provided that the base and weld materials are the same as those that will actually be used in construction.

SECTION 012 - GOVERNMENT FURNISHED EQUIPMENT

The government will furnish plans for sufficient through hull fittings for oceanographic instrumentation cable hull penetrations. See SECTION 591 for additional detail.

SECTION 013 - WARRANTY

Warrant all workmanship and Contractor provided materials for 12 months after COR acceptance of the boat. All equipment purchased by the Contractor for installation aboard the boat shall be covered by the full manufacturer’s warranty. Warranties for all installed equipment shall commence on the date of acceptance of the boat by the COR.

SECTION 014 – ACCESSORY REQUIREMENT OPTIONS

1. HYDROGRAPHIC SURVEY LAUNCH

Provide an option for an additional (third) HSL without Air Conditioning.

2. HYDRAULIC TRAILER

Provide option to supply and ship a 30,000 lb capacity hydraulic trailer for boat up to 32 ft in length, able to lower boat with level keel to within 1 inch of the ground and to raise the boat to a level keel elevation of three feet for placing on blocks. The trailer shall be free standing with either a front wheel or wheeled front stand and able to be rolled on a level surface over the full range of vertical travel. The trailer shall be able to fit within a 14 foot width (into a 16 ft garage door with 1 foot clearance on each side). The trailer shall be able to launch and recover a boat from a boat ramp with a 20 degree slope and a flat horizontal parking lot and sea floor without dragging at either transition. The trailer shall be able to straddle 18 inch wide keel blocking and work within standard yard support stands placed just inside the chine lines of the launches to allow placement and recovery of the vessels from yard dry storage. The trailer shall include either air

107 050-832-P0, 28-ft Hydrographic Survey Launch – Contract Specifications 7 pressurized tubes or adjustable padded supports to stabilize the launch during transport. The trailer shall come complete with hydraulics, controls, and diesel engine power located such that they will not be immersed during ramp operations and shall include weather covers for outdoor storage. Trailer shall be designed and built for salt water immersion service and outdoor storage. Trailer shall be capable of highway speeds. Provide semi-truck, pintle and ring, or ball and hitch connection as required by COR as determined by ultimate boat location.

3. KEEL BLOCKS

Provide option to supply and ship keel blocks of sufficient size to support boat and allow access by hydraulic trailer.

4. CRADLE

Provide option to supply a cradle to secure boat to flatbed trailer or deck of ship which conforms to and is compatible with normal shipping standards. Confirm design with COR.

5. SPARE PARTS PACKAGE 1 (Set for 2 Thomas Jefferson HSLs)

Provide an option for a manufacturers recommended single combined set of spare parts necessary to support two vessels operating with 85% (6 of 7 day) availability for 8 hours per day from a support ship with a duty cycle of three weeks on and four days off for an 8 month annual operating season along the eastern seaboard.

6. SPARE PARTS PACKAGE 2 (Set for 1 Rainier HSL)

Provide an option for a manufacturers recommended set of spare parts necessary to support one vessel operating with

85% (6 of 7 day) availability for 8 hours per day from a support ship with a duty cycle of three weeks on and four days off for an 8 month annual operating season in a harsh and remote (Alaskan/Arctic) environment.

GROUP 100 - HULL STRUCTURE

SECTION 101 - GENERAL INFORMATION

The principal hull and house structures are shown on the original plans.

Reinforce deck, bulkhead, and shell plating penetrations as required to maintain structural integrity. The location and construction details of all penetrations of the deck, watertight bulkheads, and shell plating shall be specifically approved by the COR. Install an access cover in cockpit overhead to facilitate installation and removal of engine by crane.

Grind smooth all rough edges, sharp corners, weld spatter, etc. Where temporary attachments are removed, the surface shall be restored by welding and grinding.

Install shell plating using proper welding procedures and sequences to ensure fair plating panels with minimum distortion. In general, the maximum unfairness at hull and deck stiffeners shall be t/2, where “t” is the plate thickness.

SECTION 102 – WEIGHT

The boat will be regularly lifted with shipboard davits of limited weight capacity. It is critical that the delivered operational weight of the boats is within this capacity. The vendor shall develop and maintain an accurate weight estimate that includes all items that will be on the boats in operational use. This estimate shall also include an estimate of longitudinal center of gravity. The maximum laden operational weight is 15,000 lbs including fuel, fluids, crew (3), and equipment. Equipment includes all equipment as delivered plus oceanographic equipment totaling approximately

900 lbs. which will later be installed by the government.

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SECTION 110 – HULL AND DECK HOUSE

The hull and cabin are aluminum. Structural arrangement is shown on the original plans.

All longitudinal structure shall be continuous between watertight bulkheads, and shall be carefully aligned on each side of watertight bulkheads. Longitudinals shall not be intercostal to transverse web frames.

Aluminum plating shall be 5086-H32 or 5086-H34, and shall meet ASTM B928 requirements for intergranular corrosion resistance. Aluminum shapes shall be 6061-T6, except as noted.

SECTION 163 - SEA CHESTS

Comply with ABYC recommendations, Project H-27.

Install an individual Sea Chest suction in the Engine Room. The sea chest shall provide seawater for the main engine cooling system, the ship’s service generator specified in Section 311, and have the option of adding an air conditioning condenser in the future unless a second sea-chest is provided in the cabin for AC purposes. The sea chest shall be sized to suit the intended use and shall be fitted with an appropriately sized seacock. The seacock shall be flanged stainless steel, Apollo or equal. The sea chest shall consist of a 3/4 inch aluminum plate top bolted with gasket to a welded and flanged pipe stub. The top plate shall be machined flat and shall have stainless steel (type 316) studs installed to match the seacock. The opening to the sea shall be protected with an aluminum strainer bolted flush to the bottom plate.

SECTION 167 - DOORS, HATCHES, MANHOLES AND WINDOWS

Comply with ABYC recommendations, Project H-3.

Locations of doors, hatches, manholes, bolted accesses, windows, and ventilation terminal weather closures are shown on the Plans and are to be in accordance with applicable regulations. After installation, all doors, hatches, manholes, shell penetrations, and windows shall be leak tested using air pressure or a high-pressure water stream.

1. DOORS

Cabin Entry

Clear opening & sill as shown on the plans, two part aluminum, weathertight, “dutch style” door with weld-in frame and weathertight folding/sliding hatch above. The door and hatch shall be lockable.

Cockpit Entry

Entry into the Cockpit shall consist of a clear vinyl curtain. The entire curtain will roll up and consist of a separate zippered, roll up, clear vinyl, centerline door flanked by zippered, roll up, clear vinyl, window flaps. The entire curtain assembly will attach to the roof of the Cockpit via a channel assembly and be secured with twist lock fittings to the external edges of the Cockpit.

2. HATCHES/SCUTTLES

Fit all hatches with positive securing mechanisms that indicate when the hatch is secured.

Forepeak Access, Foredeck

18” diameter clear opening, flush, quick-acting, hinged, aluminum, watertight hatch with drain, Freeman 2442-0002-AK or equal. See SECTION 526 for requirements for deck drains.

Engine Room Access, Main Deck

Rectangular flush hinged aluminum watertight hatch with positive hold-open and drains as shown on the Plans.

Contractor shall provide hatch design to COR for approval before installation. See SECTION 526 for requirements for deck drains.

Steering Gear Access Port, Main Deck

Provide and install port and starboard custom, rectangular hatches of approximately 24” x 24”. Manufactured hatches are subject to COR approval for uniformity of form, fit, and function. Ensure adequate deck support and drains are

107 050-832-P0, 28-ft Hydrographic Survey Launch – Contract Specifications 9 incorporated. Provide gutters for both port and starboard hatch with a direct overboard discharge drainage system.

Ensure water does not pool on hatch tops and does not enter lazarette space on opening hatches.

Note: Interferences may prevent hatches from being of identical size port and starboard.

Forward Ventilation/ Escape Hatch

Rectangular, aft-facing, single leaf, hinged hatch with hold-opens and raised combing. Bomar 100 Series C173-IO-B or approved equivalent hatches of 24” x 24” opening size suitable for personnel emergency egress. Hatches shall be cast aluminum with crossbar lens supports and shall utilize inside and outside opening dogs for emergency access.

Equivalent hatches require COR approval prior to purchase and installation.

3. BOLTED ACCESSES

All bolted accesses shall be watertight. Where applicable, closures shall be insulated equivalent to surrounding structural insulation.

Engine Room Access, Forward Bulkhead

Install 18” diameter round bolted access behind ladder into lower cabin for access to forward end of engine.

4. WINDOWS

Cockpit Front, Fixed Type

Aluminum Clamp-in frame, radius corners, 1/4 inch, .060 PVB, ¼ inch clear electro tempered glass with clear tint, Diamond/Sea-Glaze 106 Series or equal. Heater elements shall be 110 v AC and powered from the inverter circuit.

Cockpit Sides, Slide Type

Aluminum Clamp-in frame, radius corners, 1/4 inch tempered glass with clear tint, Diamond/Sea-Glaze 106 Series or equal. Aft panel of the window to slide forward.

Cabin Front, Fixed Type

Aluminum Clamp-in frame, radius corners, 3/8 inch tempered glass with medium tint, Diamond/Sea-Glaze 106 Series or equal. The forward most window shall be protected from impact from the davit falls by a cage made from stainless steel rods or equivalent protection.

Cabin Sides, Fixed Type

Aluminum Clamp-in frame, radius corners, 1/4 inch tempered glass with medium tint, Diamond/Sea-Glaze 106 Series or equal.

Two (2) externally mounted 24 VDC motor-driven pantograph-type marine window wiper, Wynn Type 1850, or equal, shall be installed on the Cockpit front windows. The wipers shall have individual controls at the steering station.

5. VENTILATION TERMINALS

Each weather terminal shall be fitted with louvers, spray deflectors, closing covers, and screens.

All hardware shall be Type 316 stainless steel.

SECTION 169 – REMOVABLE TRANSOM PANEL

The transom will contain a removable section that is approximately six (6) feet wide. The transom panel will be attached to a section of railing as shown in the plans and the railing will seat into sockets in the deck or alternate arrangement to the satisfaction of the COR. The panel will rest on the deck and its height will be even with the aft and side bulwarks. As laid out on the plans, it will be slightly angled and will slide into a channel for ease of removal/insertion. Sufficient provision shall be made to facilitate draining of a flooded deck.

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GROUP 200 - MAIN PROPULSION

SECTION 201 - GENERAL INFORMATION

Install a propulsion system, consisting of main engine, reverse gearbox, shafting, propeller, and associated auxiliary machinery necessary to make the system function properly.

SECTION 233 - MAIN ENGINE AND TRANSMISSION

Comply with ABYC recommendations, Project P-4.

1. Main Engine

Install a Cummins QSC8.3 510 HP or equivalent EPA Tier III engine that can maintain boat speed of 25 knots. Cool the engine with a heat exchanger fitted for 24-volt isolated ground battery start. Any changes shall be cleared with the COR.

A Torsional Analysis Report shall be done by the engine manufacturer to determine a suitable torsional coupling to be installed by the Contractor between the engine and gear.

2. Transmission

The transmission shall be a ZF 305-2, 7 degree angle, 7 inch offset reduction gear with a 1.75 ratio. The gear shall be fitted with appropriate oil cooler and a trolling valve. Any changes to the transmission shall be cleared with the COR.

Install the marine gear to achieve a standard right hand rotation of the propeller when in forward gear.

SECTION 245 – PROPELLER AND SHAFT

Comply with ABYC recommendations, Project P-6.

The shaft between the engine and reduction gear shall be as recommended by the engine manufacturer for connections between a rigidly-mounted gear and a resiliently-mounted engine. The propeller shaft shall be Aquamet 17 or equal,

2.25 inch diameter. The propeller shall be NiBrAl with 4 or 5 blades, 0.85 EAR, nominally 24 inch diameter, 26 inch pitch. Bearings and a drip-less shaft seal, PYI or equal, shall be installed as shown on the Plans. All exposed rotating shafting and parts shall be properly guarded to prevent personnel injury.

Provide, engineer, and install an acceptable shaft strut. The A configuration shown in the plans is insufficient as drawn.

A p-configuration is likely to be superior.

Provide a minimum of three propeller trials to verify proper propeller pitch. After the first and second trials, the propeller shall be repitched or have edges cupped as needed so that the engine will reach maximum RPM at approximately 90% of full rated horsepower.

SECTION 252 - CONTROLS, INDICATORS AND ALARMS

Comply with ABYC recommendations, Project P-14.

Ensure all units are corrosion resistant, weather tight, and properly labeled.

The control console at the steering station shall be designed and fitted to the satisfaction of the COR. Appropriate gauges and instruments shall be provided for, and the location of the wheel and engine control lever shall allow for comfortable operation while seated or standing. Location of all controls and instruments shall be approved by the COR prior to installation.

1. PROPULSION CONTROLS

Install Smartcraft 2.x or most recent Digital Throttle and Shift engine controls with the Cummins QSC 8.3 engine.

Include a touchscreen Primary Control Station display within easy, comfortable reach to the Coxswain. Installation shall be in strict conformity with manufacturer’s instructions. Install a backup engine control knob within easy reach of

Coxswain in the event of loss of digital throttle.

Primary control station:

107 050-832-P0, 28-ft Hydrographic Survey Launch – Contract Specifications 11

Engine shutdown – Per engine manufacturer requirements

Engine start key switch – By engine manufacturer

2. PROPULSION INDICATORS

Install a removable steering station console mounted gage manifold (direct readout) as a backup to electronic readout which can be installed in the event of a loss of the Primary Control Station display:

RPM, oil pressure, fuel pressure, coolant temperature, and alternator voltage, primary filter vacuum, raw water vacuum

3. PROPULSION ALARMS

The boat's main alarm system is described in SECTION 436. The following sensors shall be installed for the propulsion system:

Expansion tank water low level

Engine lube oil low pressure

Engine jacket water high temperature

Engine fuel pressure

Fuel tank levels.

SECTION 256 - ENGINE COOLING SYSTEMS

Comply with ABYC recommendations, Projects H-27 and P-4.

The engine shall be heat-exchanger cooled by raw water. A sea chest shall be sufficiently sized to provide the necessary cooling water to the engines. Provide duplex strainers, Groco VD2500 or equal, in the cooling line.

SECTION 259 - ENGINE EXHAUST SYSTEMS

Comply with ABYC recommendations, Project P-1.

The diesel engine shall have a wet exhaust piping system. The silencer shall be a custom 16 inch Unicraft or equal, installed in accordance with manufacturer’s instructions with a vented loop above the waterline in each exhaust line. All hose connections shall be made with double stainless steel T-clamps. Route exhaust piping overboard to starboard side between frames 7 and 8.

SECTION 261 – FUEL OIL SYSTEM

Comply with 46 CFR 182 Subpart D and ABYC recommendations, Project H-33.

1. GENERAL

Provide and install a fuel system in accordance with the requirements of the engine and generator manufacturer. The system shall provide for filling, venting, sounding, filtering, supply, return, stripping and all other necessary functions.

2. FUEL OIL SERVICE SYSTEM

The fuel oil service system shall supply fuel to the propulsion engine and return excess fuel to the storage tanks. Piping and components shall be sized and arranged to provide for operation of the propulsion engine on either tank. Fuel oil service system supply and return pipe and hose sizes shall be within the engine manufacturer's requirements.

Two independent aluminum fuel storage tanks shall be provided as shown on the Plans. Nominal capacity shall be at least 60 gallons for each tank. The storage tanks shall be properly baffled and shall have bolted access covers fitted for complete access to the tanks. The storage tanks shall be properly secured against sea motion.

The engine shall have a supply line that originates from the discharge of the primary filter. The primary filter shall be supplied by a common header supplied by both storage tanks. The return from the engine shall be connected to a common header connected to both storage tanks.

107 050-832-P0, 28-ft Hydrographic Survey Launch – Contract Specifications 12

The supply and return headers shall be fitted with local manual valves and remote emergency shut off valves. The remote valves shall be operated via pull cables and handles from the steering station.

Suction lines shall enter the storage tanks as low as practicable, and terminate within the tanks at the lowest point of the tank. A valve shall be provided at the tank. Return piping shall enter the top of the storage tanks through check valves.

The primary filter water-separator shall be duplex, Racor 75/500, installed on the suction side of the engine’s priming pump.

Provide and install a separate fuel oil service system that shall supply fuel to the generator and return excess fuel to the above stated storage tanks. Piping and components shall be sized and arranged to provide for operation of the generator on either tank. Generator fuel oil service system supply and return pipe and hose sizes shall be within the generator manufacturer's requirements.

The generator shall have a supply line that originates from the discharge of the primary filter. The primary filter shall be supplied by a common header supplied by both storage tanks. The return from the generator shall be connected to a common header connected to both storage tanks.

The supply and return headers shall be fitted with local manual valves and remote emergency shut off valves. The remote valves shall be operated via pull cables and handles from the steering station.

The primary filter/ water-separator shall be a Racor 500.

GROUP 300 - ELECTRIC PLANT

SECTION 300 - ELECTRICAL SYSTEM - GENERAL

Comply with 46 CFR 183 Subpart C, IEEE-45, and ABYC recommendations, Projects E-2, E-4, E-8 E-9, and E10.

Provide a complete and modern electrical system. The system shall be designed to provide sufficient electrical power for equipment under all operating conditions. The boat’s electrical system shall consist of both AC and DC power supply.

Provide AC power by either a shore power connection when dockside and through a generator located in the engine room. AC power shall be nominally 120 VAC, 1 phase, 60 Hz. See SECTION 311 for generator information.

24 volt DC power shall be supplied through a system of alternators and battery banks as necessary for general power and engine starting. See SECTION 313 for information on the batteries and chargers. There shall be a separate alternator and battery bank for the engine and house systems.

An inverter (Magnum MS4024 (non-PAE variant) 4.0 kW or equal) with output clean 120 VAC to power strips located in the equipment racks. The inverter will draw power from the house alternator/ battery system. This alternator shall be sized to accommodate the load of this alternator at expected survey speeds (c. 1000 rpm). Ensure inverter shielded from seawater or, as preferred, located in climate controlled space.

Provide and install Charles Industries 93-IXFMR3/6T-A 3.6 KVA, or equal, 30-Amp Isolation Transformer utilizing

Charles Industries 97-001127-A 3.6/3.8 KVA Strain Relief Kit per manufacturer’s instructions. Fabricate an aluminum mounting platform for the isolation transformer welded to the stringers in the starboard side of the Engine Compartment just aft of the fuel tank.

SECTION 301 - ELECTRICAL CONNECTION BOXES - GENERAL

Comply with ABYC recommendations, Projects E-8 and E-9.

Connection boxes shall be identified with phenolic tags, black with white lettering, which correspond with the unique circuit designation keyed to the various electrical plans.

107 050-832-P0, 28-ft Hydrographic Survey Launch – Contract Specifications 13

Each connection box in a damp or wet location shall be watertight, with terminal or stuffing tubes for cable entrance, and shall have external mounting feet. Each watertight connection box shall be mounted by the external mounting feet.

All connectors shall be crimp-type connectors. Twist-on connectors are not acceptable unless specifically approved by the COR. All connectors shall be suitable for copper stranded conductors.

SECTION 302 - ELECTRICAL MOTORS & ASSOCIATED EQUIPMENT - GENERAL

Select all motors and controls size and type to suit their respective application and location.

Design the motors and controls installed in machinery spaces for operation on an ambient temperature of 50 degrees

Centigrade and elsewhere for 40 degrees Centigrade.

Design all motors for 120 VAC, in accordance with ABS and IEEE. All motor controls shall be clearly labeled as to their operations. Where controls are located at a distance from the motors, disconnect master switches shall be furnished.

Ensure controls for the ship service auxiliaries have overload and low voltage protection. Controls for vital propulsion auxiliaries shall have overload protection and low voltage release.

Motor controls operating with float, vacuum, or pressure switches shall have provision for "hand" start and continuous operation in the event of failure of these switches.

SECTION 311 - SHIPS SERVICE GENERATOR

Comply with 46 CFR 183.320 and ABYC recommendations, Project A-27 and E-8.

Install a Cummins Onan MDKBH 5.0kW or equal generator as laid out on the Plans.

SECTION 313 - BATTERIES & BATTERY CHARGERS

Comply with ABYC recommendations, Projects A-20, E8, E9 and E-10

Install maintenance free gel cell engine and house battery banks sized appropriately for the expected loads. Specific make and size shall be approved by the COR. Provide each set of batteries with an accessible shutoff switch, and provision shall be made for emergency interconnection of the house and engine banks.

The final location of the House and Main Engine Start Batteries will be determined after construction is complete to minimize list while the boat is hanging from its lift points.

Install separate charger and provide isolation switch for A/C feed to be used only if D/C feed fails and it is determined that mission loads will be placed on generator.

SECTION 320 – ELECTRICAL POWER PANELS

Comply with 46 CFR 183 Subpart C and ABYC recommendations, Projects A-27, E-8 and E-9.

Install distribution panels as approved by the COR servicing 120 VAC, 12 VDC, and 24 VDC. Install Newmar brand or equal with back insulation cover, dimmable lighting and LED indicators. The 120VAC, 12VDC, 24VDC, and heater power shall be located in panels located separately from each other. The distribution panel shall be flush mounted with hinged covers and retaining devices to hold it open. All circuits shall be properly labeled.

The distribution panel shall have one 30-amp shore power input. The inputs from the generator and shore power shall have separate circuit breakers. The panels shall be fitted with an AC voltmeter and ammeter, a DC voltmeter and ammeter. Mount the generator controls provided with the generator in SECTION 311 near the electrical distribution panels.

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SECTION 321 - SHIP SERVICE POWER CABLES

Comply with 46 CFR 183.340 and ABYC recommendations, Projects E-8 and E-9.

Route cables as directly as practicable, consistent with adequate ventilation of the cable wire ways and with due care in the avoidance of hazardous conditions and locations. All cables shall be accessible without removing joiner work or insulation, except as necessary to connect to electrical equipment behind joiner work. A cableway shall be installed around the periphery of the overhead of the main cabin. Cables shall be routed in the cableway except for branches to the equipment served.

Install watertight stuffing tubes and kick pipes where cables pass through watertight bulkheads and decks. A 3 inch pipe cable pass-through from the Lower Cabin to the Cockpit shall be installed on the starboard side. A threaded cap shall be provided, secured with a lanyard. Care shall be taken that no sharp corners are present where cables are pulled through kick pipes, conduit, or pass-throughs.

Install one (1) cable transit, Roxtec R100 AISI 316 or equal to lead cables to the electronics on the Cockpit top.

Label all cables at each end and on each side of watertight bulkheads or decks with permanent metal tags.

A. DC Cable

Ensure all DC cable appropriately sized per ABYC recommendations for the intended load and suitable for marine use.

B. AC Cable

Ensure all AC cable appropriately sized per ABYC recommendations for the intended load and suitable for marine use.

Ensure insulation colors are black for hot, white for neutral, and green for ground.

SECTION 331 – RECEPTACLES AND SHORE POWER

Comply with ABYC recommendations, Project E-8. Final locations of all receptacles shall be approved by the COR.

1. 120 VOLT AC RECEPTACLES

Install duplex receptacles unless noted otherwise. Receptacles served by the inverter shall be clearly and permanently marked as such.

from inverter circuit:

Lower Cabin six (6) ea. (two (2) at large rack, one (1) at small rack, two (2) above forward counter space.)

from generator/shore power circuit:

Aft Deck, watertight NEMA 4X enclosure – Two (2) (port and starboard side under deckhouse)

Lower Cabin, six (6) ea. (one (1) port side, one (1) starboard side, one (1) forward)

2. DC “CIGARETTE LIGHTER” RECEPTACLES

Cockpit – One (1)

Lower Cabin – One (1)

3. DATA RECEPTACLE

Install a NEMA Type 4 x 4 x 4 inch watertight junction box fitted on the forward port bulkhead of the Cockpit with a conduit through the bulkhead insulation left empty for future use.

4. SHORE POWER RECEPTACLE

Install one watertight 30-amp, 125 VAC shore connection, Marinco #303SSEL-B or equal. Install the shore power connection on the forward bulkhead of the cockpit and wire through an isolation system to prevent stray voltage.

SECTION 332 - LIGHTING SYSTEMS, SWITCHES, AND FIXTURES

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Install a complete lighting system designed for operation at 24 VDC. The lighting fixtures shall be of an approved commercial type of marine quality and similar in style and quality to those listed below:

(10 DUAL)

10-watt, LED, 6” diameter dome fixture, 12 VDC, Aqua Signal 166027 or equal.

Switches outside of the cabin shall be weatherproof, non-corrosive, and mounted to prevent moisture penetrating into the back side.

Lights shall be installed per the following list. Final locations shall be determined by the COR.

1. EXTERIOR LIGHTING

Cockpit Two (2) (10 DUAL) White/ Red

2. INTERIOR LIGHTING

Lower Cabin Four (4) (10 DUAL) White/ Red, individual switches

Head One (1) (10 DUAL) White bulbs

GROUP 400 - COMMUNICATIONS & ELECTRONICS

SECTION 401 – GENERAL INFORMATION

Install and make fully operational all electronic, control, navigation, and communication systems included in the Plans and Specifications. The COR shall approve the final locations of all equipment and cable routing.

Separate all electronic cabling from the electrical power cables to prevent EMI.

Test all equipment and systems after construction is completed. Each piece of equipment shall be tested both individually and in conjunction with other equipment with which it is integrated.

SECTION 406 – GROUNDING

The shore power to which the launches will be connected has a floating ground system where both the AC “hot” and AC

“neutral” regularly carry voltages. No bonding of the AC system shall be done that may cause a ground fault in the shore power circuit this includes all instrument lighting circuits. All receptacles with safety grounds shall be grounded at the main electrical panel. All electrical equipment with conductive covers shall be grounded to the hull at the device.

Comply with 46 CFR 183.376.

SECTION 420 – NAVIGATION AND COMMUNICATIONS SYSTEMS

1. NAVIGATION EQUIPMENT

Install and make fully operational the following equipment:

Installed at Coxn Station

Argonaut G615XLR-Gen2 15”

Furuno NavNet _ MFD12

Installed on Flying Bridge

Furuno Radar _ DRS4D

Furuno Heading/GPS _ SC30

Resistor Assy _ 000-167-746

Morad Antenna _ VHF-HD-SPEC

(Custom Tuned for F1-F4 and Marine Frequencies) (This will be for both VHF Radios using an Antenna Splitter like the

Shakespeare AS-2)

Furuno AIS Antenna _ GPA-017

Morad Antenna _ VHF-156 HD (For the AIS FA-150)

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Installed at Lower Cabin Workbench

Furuno Sounder _ BBFF3

_Transducer 88kHz _ CA88B-8

_Transducer 200kHz _ CA200B-5

Furuno AIS _ FA150

Furuno _ HUB101 (interface MFD12 with DRS4D and BBFF3)

Connection Box for I/O of MFD12 18 pin connector. (for integration of AIS and VHF)

Installed at Coxn Station

ICOM HM-195B (2 each)

Installed in Lower Cabin (1 at Survey Desk and 1 at Workbench)

ICOM ICM506

All Marine Freqs Plus

F1 164.0250 MHz

F2 164.0750 MHz

F3 165.4875 MHz

F4 166.0250 MHz

Kenwood KTS-300MR Marine Satellite Ready CD Stereo or equivalent, with Speakers in Cabin and Cockpit

SIR-KEN1 SiriusConnect Satellite Tuner or equivalent

Magnetic Compass, Richie SS-2000

Ship’s Horn, AFI 10036 or equal

The COR will approve the final location, make, and model, of all equipment. Electronic cabling is to have good separation from the electrical power cables.

2. NAVIGATION LIGHTING

Comply with ABYC recommendations, Projects A-16 and E-9.

Provide, install, and make fully operational the navigation lighting aboard the boat. The navigation lighting shall be in accordance with USCG Navigation rules for anchoring and free running. All navigation lighting shall meet UL 1104 approval rating and be 24 VDC LED, Perko 602 running lights and Perko 1340 all-around, or equal.

Navigation lighting shall be controlled from the coxswain panel. The panel shall have an individual switch for each navigation light.

SECTION 436 - ALARM SYSTEMS

Main Engine alarms are described in SECTION 252. Install carbon monoxide detector in the cabin above the lowest point that CO may collect.

2. INTEGRATED ALARM SYSTEM

Provide and install alarm annunciator and controls in the Cockpit to provide for the following functions:

a. Bilge level (3) (High) b Battery Voltage (Low/High)

SECTION 493 – COMPUTER RACKS

Provide and install two 19 inch computer racks. One (1) shall be the full height of the Lower Cabin and the other shall fit under the counter in the Lower Cabin. The large rack shall have three (3) rear rack-mounted power strips with six (6) plugs each, rated for a total of 15 amps 120 VAC. The small rack shall have one (1) rack mounted power strip, similar to the large rack.

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Secure computer racks to cabin sole and overhead to prevent shifting in heavy seas and shall incorporate vibration isolation and shock mitigating mounts. Final layout of equipment in the racks shall be approved by the COR.

GROUP 500 - AUXILIARY SYSTEMS

SECTION 501 - GENERAL INFORMATION

Route all piping as directly as practicable; to not interfere with structure, machinery, accesses or handling gear; and sufficiently flexible and supported to account for thermal expansion, shock, vibration and working of the boat.

Ensure all hoses are USCG-approved for the service intended.

Route all piping below grating or floor plating levels.

In no case shall piping be run over or adjacent to the electrical panels. Piping shall not be run over or adjacent to any other electrical equipment unless unavoidable, in which case flanged joints, valves, etc. shall not be used.

Pipes passing through watertight bulkheads or decks shall be made of extra heavy pipe in way of the penetration, and the bulkhead or deck shall maintain its integrity and be reinforced as required.

Drain piping shall be sloped a minimum of 1/2 inch per foot transversely and 1/4 inch per foot longitudinally.

Design and locate supports to safely support the weight of the piping, its operating or test fluid and its insulation and lagging, where installed. The number of supports installed, the type selected and their location shall prevent excessive vibration of piping under all systems operating conditions, but they shall not constrain the piping to such an extent as to cause excessive transfer of load from support to piping or from support to support. They shall prevent excessive stress from being transmitted by the piping to machinery, equipment or ship structure.

Metal pipes shall be insulated and protected from direct contact with any structure, and all pipe hangers shall be lined with rubber insulation between hanger and pipe to isolate piping from vibration.

SECTION 506 - FILLS, VENTS AND SOUNDINGS

Fit all tanks with vents/overflows. The fuel tank vents shall be fitted with USCG-approved flame screens. The fuel tank fills and vents shall terminate at least 24 inches above the deck, located just aft of the cockpit entry curtain. The fuel tank fills and vents shall be arranged so that a bucket can be placed underneath the vent to contain any spilled fuel. The fill shall be higher than the vent.

Install deck holding tank pump out fittings such as Forspar Marlon or equal.

Install limbers and drain holes in structure to prevent any liquid or air from becoming entrapped.

Fit all fuel tanks shall be fitted with remote level sensors, with displays at the steering station.

SECTION 512 - VENTILATION SYSTEMS

Comply with ABYC recommendations, Project A-6.

Install heating, cooling, and ventilating systems capable of heating, cooling, and ventilating the boat. The system shall be capable of operating under ship or shore power. The system shall be capable of operation with doors and windows closed. Ducting and intake plenum shall be designed, sized and internally insulated to limit noise transmission. Ducting shall be protected against the entry of foreign materials during construction and carefully inspected to ensure the absence of foreign material before closure.

2. LOWER CABIN AND COCKPIT VENTILATION

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Provide an option for installation of a raw-water fed cooling system capable of maintaining cabin temperatures between

68 and 72 degrees in external temperatures up to 104 degrees. The system shall provide cool air to the lower cabin and cockpit. This system shall be configured to allow use while the engine is shut down and the boat is connected to shore power and service water.

Provide and install a heating system, Red Dot R-2020 or equal. The system shall provide hot air to the Lower Cabin and cockpit. The system shall use waste heat from the main engine cooling circuit. An additional 2-kW electric heater shall be provided and installed for use when the main engine is shut down and the boat is connected to shore power. The electric heater shall have a reduced-power setting at approximately 1-kW.

Provide a ventilation system to draw fresh, outside air into the lower cabin. This system shall be capable of providing at least 250 CFM into the lower cabin and be fitted with a weathertight and easily operable, hinged closure.

Install two (2) 24 VDC fans in the lower cabin and one (1) 24 VDC fan in the Cockpit. The COR shall approve the locations.

SECTION 513 – ENGINE ROOM VENTILATION

Comply with 46 CFR 182.465 and ABYC recommendations, Project H-32.

Provide the Engine Room with air through vents located as shown on the Plans (Vest Trunk Plans) with fire dampers and appropriately insulated.

SECTION 520 - DISCHARGES

Comply with ABYC recommendations, Project H-27.

Reinforce overboard discharges using an oversized insert or doubler plate and supported by 1/4 inch radial brackets extending to the nearest shell structure. Piping between the overboard cutout valve and shell penetration shall be schedule 80 pipe except as noted in the Plans. All valves shall be stainless steel. All discharges shall be above the waterline and as high as practical.

SECTION 526 - SCUPPERS & DECK DRAINS

Comply with 46 CFR 178 Subpart D and ABYC recommendations, Project H-4.

Install freeing ports as shown on the Plans.

Install all deck and hatch drains using a minimum 1-3/4 inch pipe.

Install all drains with sweeping curves to minimize blockages and facilitate maintenance. Sharp corners or standard elbows are not acceptable. All drains shall be installed so that the clear area of the pipe is not obstructed.

SECTION 528 - SANITARY SYSTEM

Comply with ABYC recommendations, Project H-27

Install a 24v electric head, Dometic Master Flush or equal, as shown in the plans. Install an 18 gallon holding tank fitted and plumbed with valves to permit: (1) direct discharge of the head overboard, (2) discharge of the head into the holding tank, (3) discharge via electric macerating pump of the holding tank overboard, and (4) pumping of the holding tank through a standard deck pump out fitting. Ensure holding tank is properly vented and fitted with a clean out/inspection port. Holding tank location and pipe routing shall be approved by the COR.

SECTION 529 – BILGE SYSTEM

Comply with ABYC recommendations, Project H-22.

All discharges are to be located as high as possible above the water line. See section 520- Discharges.

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Bilge pump discharges for the machinery spaces shall be routed through discharge filters to remove oil. Filters shall be

Liberty Bay Solutions or equal. Filters shall be fitted with accessible bypass valves for emergency operation.

Provide and install two (2) complete bilge pumping systems:

2. MANUAL BILGE SYSTEM

Provide and install a bilge pump system that consists of a manual pump and appropriate piping.

The manual pump shall be a Whale Gusher 30, or equal, located in the cockpit as directed by the COR.

Install bilge suctions for this system at the forward end of the Engine Room only. Piping shall be aluminum with stainless steel ball valves. No discharge filter shall be fitted to this system.

3. ELECTRIC BILGE PUMPS

Provide and install an electric bilge system with pumps servicing the Lower Cabin, Engine Room, and the lazarette.