RFP27007067 Vehicle Requirements.docx

2. VEHICLE REQUIREMENTS

2.1. Vehicle Design Requirements

The vehicle’s mobile deployment goal defines the design and minimum chassis performance standard requirements. As mentioned, the vehicle will be a self-propelled truck-body vehicle with an enclosed modular body area (defined in section 3).

Furthermore, due to quick maintenance turn-around, locally experienced maintenance mechanics, and availably of replacement parts, preference is given to a vehicle that is manufactured in the United States. The sub-sections below define the vehicle’s design and performance requirements.

The Mobile Emergency Operations Center (Type 1) shall be delivered within three (3) years from the date of the notice to proceed. The vehicle design must be approved by the authorized representatives of the State of Rhode Island prior to manufacturing the vehicle.

Itemized Technology & Systems Breakout The State will verify the quality and capability of the onboard systems.

· Power & Climate Control: Generator make/model, inverter systems, and HVAC units.

· Communications Infrastructure: Pneumatic mast systems, satellite uplink hardware, cellular aggregation routers, and public safety radio integration modules.

· Audio/Video & Operations: Matrix switchers, external and internal monitors, PTZ camera systems, and dispatch console furniture.

2.2. General Chassis Specification

SINGLE SOURCE MANUFACTURER

Bids shall only be accepted from a single source apparatus manufacturer. The definition of single source is a manufacturer that designs and manufactures their products using an integrated approach, including the chassis, cab weldment, cab, pumphouse (including the sheet metal enclosure, valve controls, piping and operators panel) and body being designed, fabricated and assembled on the bidder's premises. The electrical system (hardwire or multiplex) shall be both designed and integrated by the same apparatus manufacturer. The warranties relative to these major components (excluding component warranties such as engine, transmission, axles, pump, etc.) must be from a single source manufacturer and not split between manufacturers (i.e. body, pumphouse, cab weldment and chassis). The bidder shall provide evidence that they comply with this requirement.

The bidder shall state the location of the factory where the apparatus is to be built.

ELECTRICAL WIRING DIAGRAMS

Two (2) electrical wiring diagrams, prepared for the model of chassis and body, shall be provided.

CHASSIS

The chassis provided shall be a new, tilt-type custom fire apparatus. The chassis shall be manufactured in the apparatus body builder's facility, eliminating any split responsibility.

The chassis shall be designed and manufactured for heavy-duty service, with adequate strength and capacity for the intended load to be sustained and the type of service required.

WHEELBASE

The wheelbase of the vehicle shall be no greater than 272.5".

Height:

The overall vehicle height, with all permanently mounted accessories in the stowed/travel position, shall not exceed 13 feet to ensure the vehicle can be safely stored inside the garage. Deployable equipment such as antennas or masts may exceed this height only when fully deployed during operations.

GVW RATING

The gross vehicle weight rating shall be a minimum of 68800.

FRAME

The chassis frame shall be built with two (2) steel channels bolted to five (5) cross members or more, depending on other options of the apparatus.

The side rails shall have a 13.38" tall web over the front and mid sections of the chassis, with a continuous smooth taper to 10.75" over the rear axle.

Each rail shall have a section modulus of 25.992 cubic inches and a resisting bending moment (rbm) of 3,119,040 in-lb over the critical regions of the frame assembly, with a section modulus of 18.96 cubic inches with an rbm of 2,275,200 in-lb over the rear axle. The frame rails shall be constructed of 120,000 psi yield strength heat-treated 0.38" thick steel with 3.50" wide flanges.

FRAME REINFORCEMENT

In addition, a mainframe internal liner shall be provided. The liner shall be an internal "C" design that steps to an internal "L" design over the rear axle. It shall be heat-treated steel measuring 12.50" x 3.00" x 0.25" through the front portion of the liner, stepping to 9.38" x 3.00" x 0.25" through the rear portion of the liner. Each liner shall have a section modulus of 13.58 cubic inches, yield strength of 110,000 psi, and rbm of 1,494,042 in-lb. Total rbm at wheelbase center shall be 4,391,869 in-lb.

The frame liner shall be mounted inside of the chassis frame rail and extend the full length of the frame.

FRONT NON DRIVE AXLE

The front axle shall be of the independent suspension design with a ground rating of 22,800 lb.

Upper and lower control arms shall be used on each side of the axle. Upper control arm castings shall be made of 100,000-psi yield strength 8630 steel and the lower control arm casting shall be made of 55,000-psi yield ductile iron.

The center cross members and side plates shall be constructed out of 80,000-psi yield strength steel.

Each control arm shall be mounted to the center section using elastomer bushings. These rubber bushings shall rotate on low friction plain bearings and be lubricated for life. Each bushing shall also have a flange end to absorb longitudinal impact loads, reducing noise and vibrations.

There shall be nine (9) grease fittings supplied, one (1) on each control arm pivot and one

(1) on the steering gear extension.

The upper control arm shall be shorter than the lower arm so that wheel end geometry provides positive camber when deflected below rated load and negative camber above rated load.

Camber at load shall be 0 degrees for optimum tire life.

The ball joint bearing shall be of low friction design and be maintenance free.

Toe links that are adjustable for alignment of the wheel to the center of the chassis shall be provided.

The wheel ends must have little to no bump steer when the chassis encounters a hole or obstacle.

The steering linkage shall provide proper steering angles for the inside and outside wheel, based on the vehicle wheelbase.

The axle shall have a turning angle of up to 45 degrees.

FRONT SUSPENSION

Front independent suspension shall be provided with a minimum ground rating of 22,800 lb.

The independent suspension system shall be designed to provide maximum ride comfort. The design shall allow the vehicle to travel at highway speeds over improved road surfaces and at moderate speeds over rough terrain with minimal transfer of road shock and vibration to the vehicle's crew compartment.

Each wheel shall have torsion bar type spring. In addition, each front wheel end shall also have energy absorbing jounce bumpers to prevent bottoming of the suspension.

The suspension design shall be such that there is at least 10.00" of total wheel travel and a minimum of 3.75" before suspension bottoms.

The torsion bar anchor lock system allows for simple lean adjustments, without the use of shims. One can adjust for a lean within 15 minutes per side. Anchor adjustment design is such that it allows for ride height adjustment on each side.

The independent suspension shall be put through a durability test that has simulated a minimum of 140,000 miles of inner city driving.

FRONT SHOCK ABSORBERS

KONI heavy-duty telescoping shock absorbers shall be provided on the front suspension.

FRONT OIL SEALS

Oil seals with viewing window shall be provided on the front axle.

FRONT TIRES

Front tires shall be Michelin 425/65R22.50 radials, 20 ply all-position XZY3 wide base tread, rated for 22,800 lb maximum axle load and 65 mph maximum speed.

The tires shall be mounted on Alcoa© 22.50" x 12.25" Dura-Bright® polished aluminum disc type wheels with a ten (10) stud, 11.25" bolt circle.

REAR AXLE

The rear axle shall be a tandem axle assembly, of the independent suspension design, with the ability to support a mechanical rear axle steering system. Tandem rear axles shall have a ground rating of 44,000 lb.

The rear axles shall be designed for specific use of the independent suspension.

The rear independent suspension driving axles shall be equipped with a carrier reduction of 1.69 to 1.00 with a planetary wheel end reduction of 3.55 to 1.00. Driving torque shall be transmitted from the center differential to the planetary wheel drive by means of a half shaft.

Oil fills and level checks shall be required at the center differential and the planet wheel end locations.

An inter-axle differential, which divides torque evenly between axles, shall be provided with an indicator light mounted on the cab instrument panel.

REAR AXLE STEERING “Exceptions will not be accepted” The tandem rear axle assembly shall include a mechanical rear steering system. The mechanical rear steering system shall be applied to both rear axles.

The steering geometry shall be designed to minimize tire scrub of the rear tandem axle tires while reducing the overall turning diameter of the apparatus.

The mechanical rear steering system shall not use electronic controls and shall not have a means to be disengaged. Coordinated steering is the only steering mode supported by the mechanical steering system.

Rear steering system is actuated by a mechanical means of connecting the front master/slave steering gear system to a rear axle master/slave steering gear system.

In the event of a malfunction or maintenance issue, the rear steering system shall have a provision for manual shutoff or isolation by maintenance personnel or the operator to allow the vehicle to be safely operated and serviced.

TOP SPEED OF VEHICLE

A rear axle ratio shall be furnished to allow the vehicle to reach a top speed of 65 mph/104KPH.

REAR SUSPENSION

The rear suspension shall be a independent type with a minimum ground rating of 44,000 lbs.

The independent suspension shall be configured with upper and lower control arms with a spring seat for a coil spring mounted to the lower control arm. The spring tower shall be integrated into the suspension frame mount. Each control arm has elastomeric bushings at the inner pivot locations with a ball joint bearing at the outer pivot location. All suspension pivot joints shall be of a maintenance free design.

The rear independent suspension shall be provided with steering toe links providing tow adjustments and maintaining wheel control throughout the range of wheel travel.

The independent suspension shall be designed to provide maximum ride quality when traveling at highway speeds over improved roads or a moderate speeds over secondary road surfaces with minimal transfer of shock and vibration to the apparatus.

Each independent suspension shall utilize a coil type of spring. The design shall allow for removal of the spring without the use of any spring compression.

The rear suspension shall provide a minimum wheel travel of 10.00", 6.00" jounce and 4.00" of rebound.

REAR OIL SEALS

Oil seals shall be provided on the rear axle(s).

REAR TIRES

Rear tires shall be four (4) Goodyear radials 445/65R22.50, 20 ply all-position Armor Max MSA tread, rated for 49,200 lb maximum axle load and 68 mph maximum speed.

The tires shall be mounted on Alcoa© 22.50" x 13.00" Dura-Bright® polished aluminum disc type wheels with a ten (10) stud, 11.25" bolt circle.

TIRE BALANCE

All tires shall be balanced with Counteract balancing beads. The beads shall be inserted into the tire and eliminate the need for wheel weights.

TIRE PRESSURE MANAGEMENT

There shall be a RealWheels LED AirSecure™ tire alert pressure management system provided, that shall monitor each tire's pressure. A sensor shall be provided on the valve stem of each tire for a total of six (6) sensors.

The sensor shall calibrate to the tire pressure when installed on the valve stem for pressures between 10 and 200 psi. The sensor shall activate an integral battery operated LED when the pressure of that tire drops 5 to 8 psi.

Removing the cap from the sensor shall indicate the functionality of the sensor and battery. If the sensor and battery are in working condition, the LED shall immediately start to flash.

COVERS, LUG NUT, CHROME

Real Wheels Brand Chrome lug nut covers shall be supplied on front and rear wheels.

FRONT HUB COVERS

Stainless steel hub covers shall be provided on the front axle. An oil level viewing window shall be provided.

WHEEL CHOCKS

There shall be one (1) pair of Worden Safety Products, Model HWG-SB, wheel chocks provided.

Heavy Duty, large molded aluminum wheel chock with solid bottom, natural cast aluminum finish.

Wheel Chock Brackets Provided by The wheel chock brackets are not on the apparatus as manufactured. shall provide and install the wheel chock brackets.

ANTI-LOCK BRAKE SYSTEM

The vehicle shall be equipped with a Wabco 4S4M, anti-lock braking system. The ABS shall provide a four (4) channel anti-lock braking control on both the front and rear wheels (rear axle of tandems). A digitally controlled system that utilizes microprocessor technology shall control the anti-lock braking system. Each wheel sensor shall be monitored by the system. When any particular wheel begins to lockup, a signal shall be sent to the control unit. This control unit then shall reduce the braking of that wheel for a fraction of a second and then reapply the brake. This anti-lock brake system shall eliminate the lockup of any wheel thus helping to prevent the apparatus from skidding out of control.

BRAKES

The service brake system shall be full air type.

The front brake calipers shall be Meritor® DiscPlus™ EX225 air disc type. The brake rotors shall be 17.00" ventilated.

The rear brakes shall be Knorr®, disc type with a 17.00" ventilated rotor for improved stopping distance.

BRAKE SYSTEM AIR COMPRESSOR

The air compressor shall be a Cummins/WABCO with 18.7 cubic feet per minute output.

BRAKE SYSTEM

The brake system shall include:

· Bendix dual brake treadle valve

· Heated automatic moisture ejector on air dryer

· Total air system capacity of 6,653 cubic inches

· Two (2) air pressure gauges with a red warning light and an audible alarm, that activates when air pressure falls below 60 psi

· Spring set parking brake system

· Parking brake operated by a push-pull style control valve

· A parking "brake on" indicator light on instrument panel

· Park brake relay/inversion and anti-compounding valve, in conjunction with a double check valve system, shall be provided with an automatic spring brake application at 40 psi

· A pressure protection valve shall be provided to prevent all air operated accessories from drawing air from the air system when the system pressure drops below 80 psi (550 kPa).

· Quarter turn drain valves on each air tank The air tank shall be primed and painted to meet a minimum 750 hour salt spray test. The air tanks shall be painted job color (lower).

To reduce the effects of corrosion, the air tank shall be mounted with stainless steel brackets (no exception).

BRAKE SYSTEM AIR DRYER

The air dryer shall be a Bendix AD-9, with heater and coalescing filter.

BRAKE LINES

Color-coded nylon brake lines shall be provided. The lines shall be wrapped in a heat protective loom where necessary in the chassis.

AIR INLET

One (1) air inlet with 3D series male coupling shall be provided. It shall allow station air to be supplied to the apparatus brake system through a shoreline hose. The inlet shall be located forward in the driver side lower step well of cab. A check valve shall be provided to prevent reverse flow of air. The inlet shall discharge into the "wet" tank of the brake system. A mating female fitting shall also be provided with the loose equipment.

AIR OUTLET

One (1) air outlet shall be installed with a female coupling located Locate as far rearward in the DS stepwell as possible. This system shall tie into the "wet" tank of the brake system, include an 85 psi pressure protection valve in the outlet line to prevent the brake system from losing all air, and include a quarter turn shut off valve mounted at the tank. The valve and hoses shall be mounted to the tank as high as possible to ensure maximum clearance and protect the lines from being damaged by brush and rocks during off-road operations.

AUTOMATIC MOISTURE EJECTOR(S)

Five (5) automatic moisture ejectors, Bendix®, Model DV-2, shall be installed in the brake system.

Each moisture ejector shall be equipped with a 12-volt heater, controlled by thermostat and ignition switch.

The moisture ejector(s) shall be provided on the primary and secondary tank and additional tank reservoirs(s).

COMPRESSION FITTINGS

Any nylon tube on the apparatus that is pneumatic shall be plumbed with compression type fittings where applicable. Push lock fittings shall not be acceptable for any pneumatic nylon tube plumbing.

ENGINE

The chassis shall be powered by an electronically controlled engine as described below:

The engine shall include On-board diagnostics (OBD), which provides self diagnostic and reporting. The system shall give the owner or repair technician access to state of health information for various vehicle sub systems. The system shall monitor vehicle systems, engine and after treatment. The system shall illuminate a malfunction indicator light on the dash console if a problem is detected.

The engine shall be filled with FA-4 10W30 oil as required by Cummins.

REMOTE MOUNTED ENGINE FILTERS

The engine fuel and oil filters shall be remote mounted for ease of maintenance.

HIGH IDLE

A high idle switch shall be provided, inside the cab, on the instrument panel, that shall automatically maintain a preset engine rpm. A switch shall be installed, at the cab instrument panel, for activation/deactivation.

The high idle shall be operational only when the parking brake is on and the truck transmission is in neutral. A green indicator light shall be provided, adjacent to the switch. The light shall illuminate when the above conditions are met. The light shall be labeled "OK to Engage High Idle."

ENGINE BRAKE

A Jacobs® engine brake is to be installed with the controls located on the instrument panel within easy reach of the driver.

The driver shall be able to turn the engine brake system on/off and have a high, medium and low setting.

The engine brake shall activate when the system is on and the throttle is released.

The high setting of the brake application shall activate and work simultaneously with the variable geometry turbo (VGT) provided on the engine.

The engine brake shall be installed in such a manner that when the engine brake is slowing the vehicle the brake lights are activated.

The ABS system shall automatically disengage the auxiliary braking device, when required.

CLUTCH FAN

A Horton® fan clutch shall be provided. The fan clutch shall be automatic when the pump transmission is in "Road" position, and fully engaged in "Pump" position.

ENGINE HEATER

A 1,500 watt, 120 volt, immersion type engine heater shall be installed. The AC power inlet shall be connected to the shoreline. The heater is thermostatically controlled.

HEATER SHUTOFF

The cab and crew cab heaters shall be provided with a quarter turn shut-off valve installed in the supply and return lines. These valves shall be in an accessible location.

ENGINE SHUTDOWN

An emergency engine shutdown shall be provided by incorporating a flapper over the engine air intake, with an electric over air, push-to-activate control inside the cab on the instrument panel.

ENGINE AIR INTAKE

An air intake with an ember separator (to prevent road dirt, burning embers, and recirculating hot air from entering the engine) shall be mounted at the front of the apparatus, on the passenger side of the engine.

The ember separator shall be mounted in the air intake with flame retardant, roto-molded polyethylene housing. It shall be easily accessible by the hinged access panel at the front of the vehicle.

EXHAUST SYSTEM

The exhaust system shall be stainless steel from the turbo to the engine's aftertreatment device. The exhaust system shall include an aftertreatment device to meet current EPA standards. An insulation wrap shall be provided on all exhaust pipe between the turbo and the aftertreatment device to minimize the transfer of heat to the cab.

The exhaust shall terminate horizontally ahead of the right side rear wheels and will be flush with the body rub rail. The exhaust pipes shall be aluminized steel.

There shall be an aluminized steel exhaust diffuser reduced to 5.00" in the center to accommodate the fire department's air recovery system with a standard straight tip on the end provided to reduce the temperature of the exhaust as it exits. Heat deflector shields shall be provided to isolate chassis and body components from the heat of the tailpipe diffuser.

RADIATOR

The radiator and the complete cooling system shall meet or exceed the current edition of applicable NFPA and engine manufacturer cooling system standards.

For maximum corrosion resistance and cooling performance, the entire radiator core shall be constructed using long life aluminum alloy. The core shall be made of aluminum fins, having a serpentine design, brazed to aluminum tubes. The tubes shall be brazed to aluminum headers. No solder joints or leaded material of any kind shall be acceptable in the core assembly. The radiator core shall have a minimum frontal area of 1434 square inches. Supply tank made of glass-reinforced nylon and a return tank of cast aluminum alloy shall be crimped on to the core assembly using header tabs and a compression gasket to complete the radiator core assembly. The radiator shall be compatible with commercial antifreeze solutions.

There shall be a full steel frame around the entire radiator core assembly. The radiator core assembly shall be isolated within the steel frame by rubber inserts to enhance cooling system durability and reliability. The radiator shall be mounted in such a manner as to prevent the development of leaks caused by twisting or straining when the apparatus operates over uneven ground. The radiator assembly shall be isolated from the chassis frame rails with rubber isolators.

The radiator assembly shall include an integral de-aeration tank permanently mounted to the top of the radiator framework, with a readily accessible remote-mounted overflow tank. For visual coolant level inspection, the radiator shall have a built-in sight glass. The radiator shall be equipped with a 15 psi pressure relief cap.

A drain port shall be located at the lowest point of the cooling system and/or the bottom of the radiator to permit complete flushing of the coolant from the system.

A heavy-duty fan shall draw in fresh, cool air through the radiator. Shields or baffles shall be provided to prevent recirculation of hot air to the inlet side of the radiator.

COOLANT LINES

Gates® silicone or a combination of silicone and rubber hoses shall be used for the radiator and cab heater hoses installed by the chassis manufacturer.

The chassis manufacturer shall also use Gates® brand hose on other heater and auxiliary coolant circuits. There shall be some areas in which an appropriate Gates product is not available. In those instances a comparable silicone hose from another manufacturer shall be used.

Rubber hoses shall be used for the overhead defrost/heater system only in the drain tubes of the cab.

Hose clamps shall be stainless steel constant torque type to prevent coolant leakage. They shall react to temperature changes in the cooling system and expand or contract accordingly while maintaining a constant clamping pressure on the hose.

FUEL TANK

A 75 gallon fuel tank shall be provided and mounted at rear of chassis. The tank shall be constructed of stainless steel. It shall be equipped with swash partitions and a vent. The exterior of the tank shall be painted to match the chassis frame. To reduce the effects of corrosion, the fuel tank shall be mounted with stainless steel straps. (no exception).

A .75" drain plug shall be provided in a low point of the tank for drainage.

A fill inlet shall be located on the left hand side of the body and be covered with a hinged, spring loaded, stainless steel door that is marked "Ultra Low Sulfur - Diesel Fuel Only."

A .50" diameter vent shall be provided running from top of tank to just below fuel fill inlet. The tank shall meet all FHWA 393.67 requirements including a fill capacity of 95 percent of tank volume.

All fuel lines shall be provided as recommended by the engine manufacturer.

DIESEL EXHAUST FLUID TANK

A 4.5 gallon diesel exhaust fluid (DEF) tank shall be provided and mounted in the left side body forward of the rear axle.

A 0.50" drain plug shall be provided in a low point of the tank for drainage.

A fill inlet shall be located on the left side of the body and be covered with a hinged, spring loaded, polished stainless steel door that is marked "Diesel Exhaust Fluid Only".

The tank shall meet the engine manufacturers requirement for 10 percent expansion space in the event of tank freezing.

The tank shall include an integrated heater unit that utilizes engine coolant to thaw the DEF in the event of freezing.

FUEL PRIMING PUMP

A Cummins automatic electronic fuel priming pump shall be integrated as part of the engine.

FUEL SHUTOFF

A fuel line shutoff valve shall be installed on both the inlet and outlet of the primary fuel filter.

FUEL COOLER

An air to fuel cooler shall be installed in the engine fuel return line.

AUTOMATED FUEL MANAGEMENT SYSTEM

An AIM Titanium™ fuel data collection system shall be provided on the apparatus for use with the city's fuel management unit. The on-board AIM module transmits vehicle data to the fuel management unit when the driver inserts the fuel nozzle into the tank fill.

The RFID module shall be mounted to the outside of the frame rail with the module and wiring connections accessible.

LABEL

Fuel lines shall be marked and labeled running to and from the tank.

FUEL SEPARATOR

The engine shall be equipped with a Racor in-line spin-on fuel and water separator in addition to the engine fuel filters.

TRANSMISSION

An Allison 6th generation, Model EVS 4000P, electronic, torque converting, automatic transmission shall be provided.

The transmission shall be equipped with prognostics to monitor oil life, filter life, and transmission health. A wrench icon on the shift selector's digital display shall indicate when service is due.

Two (2) PTO openings shall be located on left side and top of converter housing (positions 8 o'clock and 1 o'clock).

A transmission temperature gauge with an amber light and buzzer shall be installed on the cab instrument panel.

TRANSMISSION SHIFTER

A six (6)-speed push button shift module shall be mounted to right of driver on console. Shift position indicator shall be indirectly lit for after dark operation.

The transmission ratio shall be:

TRANSMISSION COOLER

A Modine plate and fin transmission oil cooler shall be provided using engine coolant to control the transmission oil temperature.

DOWNSHIFT MODE (w/engine brake) The transmission shall be provided with an aggressive downshift mode.

This shall provide earlier transmission downshifts to 3rd gear from 6th gear, resulting in improved engine braking performance.

TRANSMISSION PROGRAM

The transmission shall shift to neutral when parking brake is set.

DRIVELINE

Drivelines shall be a heavy-duty metal tube and be equipped with Spicer® 1810 universal joints.

The shafts shall be dynamically balanced before installation.

A splined slip joint shall be provided in each driveshaft where the driveline design requires it. The slip joint shall be coated with Glidecoat® or equivalent.

DRIVELINES

The chassis drivelines shall be fitted with half-round style universal joints.

STEERING

Dual Sheppard, Model M110, steering gears, with integral heavy-duty power steering, shall be provided. For reduced system temperatures, the power steering shall incorporate an air to oil cooler and an Eaton, Model VN20, hydraulic pump with integral pressure and flow control. All power steering lines shall have wire braded lines with crimped fittings.

A tilt and telescopic steering column shall be provided to improve fit for a broader range of driver configurations.

STEERING WHEEL

The steering wheel shall be 18.00" in diameter, have tilting and telescoping capabilities, and a 4-spoke design.

LOGO AND CUSTOMER DESIGNATION ON DASH

The dash panel shall have an emblem containing the fire apparatus manufacturer's logo and customer name. The emblem shall have three (3) rows of text for the customer's department name. There shall be a maximum of eight (8) characters in the first row, 11 characters in the second row and 11 characters in the third row.

The first row of text shall be: RI The second row of text shall be: EMERGENCY MANAGEMENT The third row of text shall be: AGENCY

AUTOMATIC CHASSIS LUBRICATION

A Vogel automatic lubrication system shall be provided. The system shall supply grease while the parking brake is off and shall be paused while the parking brake is on. The system shall include an electronic control unit that allows for adjustable timing intervals and monitors the system for faults and low-level indications.

The lubrication system reservoir shall be mounted on the right side near the battery box on the apparatus unless otherwise necessitated by the vehicle configuration.

All serviceable grease points on the front and rear axles of the chassis shall be connected to the lubrication system:

· King pins, tie rods, and drag links on vehicles equipped with a straight front axle

· Control arm bushings on vehicles

· S-cams and slack adjusters on vehicles equipped with cam brakes

· Spring pins and spring shackles on vehicles equipped with leaf springs that have serviceable grease points

STEERING SHAFT GREASE ZERKS

The steering shaft shall be installed with the grease zerks pointed up, so they are accessible with the cab raised, when steering wheel is pointing straight.

BUMPER

A one (1) piece, ten (10) gauge, 304-2B type polished stainless steel bumper, a minimum of 10.00" high, shall be attached to a bolted modular extension frame constructed of 50,000 psi tensile steel "C" channel mounted directly behind it to provide adequate support strength.

The bumper shall be extended 22.00" from front face of cab.

Gravel Pan A gravel pan, constructed of bright aluminum treadplate, shall be furnished between the bumper and cab face. The gravel pan shall be properly supported from the underside to prevent flexing and vibration of the aluminum treadplate.

LIFT AND TOW MOUNTS

Mounted to the frame extension shall be lift and tow mounts. The lift and tow mounts shall be designed and positioned to adapt to certain tow truck lift systems.

The lift and tow mounts with eyes shall be painted the same color as the frame.

TOW HOOKS

No tow hooks are to be provided. This truck shall be equipped with a lift and tow package with integral tow eyes.

FRONT BUMPER UL-LX COATING

Protective black UL-LX® coating shall be provided on the outside exterior of the top front bumper flange. It shall not be sprayed on the underside of the flange.

The lining shall be properly installed by an authorized UL-LX dealer.

CAB

The cab shall be designed specifically for the fire service and shall be manufactured by the chassis builder.

The cab shall be constructed of 5052-H32 aluminum skins on extruded aluminum framing. For increased structural integrity and occupant protection, the cab structure shall include, directly forward of the driver and passenger areas, a 0.25" firewall plate and 0.50" lateral support plate that shall tie the forward corner posts to the engine tunnel. The cab roof shall include a heavy one (1)-piece aluminum extrusion with wall thickness up to 0.12", and shall extend from side to side, and attach to the upper forward corner posts by customized aluminum castings.

To provide quality at the source and single source customer support, the cab shall be built by the apparatus manufacturer in a facility located on the manufacturer's premises (no exception).

The cab shall be able to tilt.

The centerline of front axle to the rear of the cab shall be 14.50" long.

The overall height (from the cab roof to the ground) shall be approximately 102.00". The overall height listed shall be calculated based on a truck configuration with the lowest suspension weight ratings, the smallest diameter tires for the suspension, no water weight, no loose equipment weight and no personnel weight. Larger tires, wheels and suspension shall increase the overall height listed.

The cab shall have an interior width of not less than 93.50". The driver and passenger seating positions shall have a minimum 24.00" clear width at knee level.

To reduce injuries to occupants in the seated positions, proper head clearance shall be provided. The floor-to-ceiling height inside the cab shall be no less than 60.25".

FENDER LINERS

Full circular, aluminum inner fender liners in the wheel wells shall be provided.

PANORAMIC WINDSHIELD

A one (1)-piece, safety glass windshield with more than 2,802 square inches of clear viewing area shall be provided. The windshield shall be full width, and provide the occupants with a panoramic view. The windshield shall consist of three (3) layers: the outer light, the middle safety laminate, and the inner light. The 0.114" thick outer light layer shall provide superior chip resistance. The middle safety laminate layer shall prevent the windshield glass pieces from detaching in the event of breakage. The inner light shall provide yet another chip resistant layer. The cab windshield shall be bonded to the aluminum windshield frame using a urethane adhesive. A custom frit pattern shall be applied on the outside perimeter of the windshield for a finished automotive appearance.

WINDSHIELD WIPERS

Three (3) electric windshield wipers with a washer, in conformance with FMVSS and SAE requirements, shall be provided. The wiper blades shall be 21.65" long, and together shall clear a minimum of 1,783 square inches of the windshield for maximum visibility in inclement weather.

The windshield washer fluid reservoir shall be located at the front of the vehicle and be accessible through the access hood for simple maintenance.

FAST SERVICE ACCESS FRONT TILT HOOD

A full width access hood shall be provided for convenient access to engine coolant, steering fluid, wiper fluid, cab lift controls, headlight power modules and ember separator. The hood shall also provide complete access to the windshield wiper motor and components. The hood shall be contoured to provide a sleek automotive appearance.

The hood shall be constructed of two (2) fiberglass panels bonded together, and shall include reinforcing ribs for structural integrity. The hood shall include air cylinders to hold the hood in open and closed positions, and a heavy duty latch system that shall meet FMVSS 113 (Hood Latch System). The spring loaded hood latch shall be located at the center of the hood, with a double action release lever located behind the upper grille. The two (2)-step release requires the lever first be pulled to the driver side until the hood releases from the first latch (primary latch), then to the passenger side to fully release the hood (secondary latch).

ENGINE TUNNEL

To provide structural strength, the engine tunnel sidewalls shall be constructed of 0.50" aluminum plate that is welded to both the 0.25" firewall and 0.38" heavy wall extrusion under the crew cab floor. To maximize occupant space, the top edges shall be tapered. The engine tunnel shall be insulated for protection from heat and sound. The underside of the tunnel shall be sprayed with insulation. The noise insulation keeps the dBA level within the limits stated in the current edition of applicable NFPA standards.

INTERIOR CAB INSULATION

The cab shall include 1.50" insulation in the ceiling, 3.00" insulation in the side walls, and 2.00" insulation in the rear wall to maximize acoustic absorption and thermal insulation.

CAB REAR WALL EXTERIOR COVERING

The exterior surface of the rear wall of the cab shall be overlaid with bright aluminum treadplate except for areas that are not typically visible when the cab is lowered.

CAB LIFT

A hydraulic cab lift system shall be provided, consisting of an electric-powered hydraulic pump, fluid reservoir, dual lift cylinders, remote cab lift controls and all necessary hoses and valves. The hydraulic pump shall have a backup manual override, for use in the event of an electrical failure.

The cab lift controls shall be located at the driver side front of the cab, easily accessible under the full width front access hood. The controls shall include a permanently mounted raise/lower switch. For enhanced visibility during cab tilt operations, a remote control tether with on/off switch shall be supplied on a coiled cord that shall extend from 2.00' (coiled) to 6.00' (extended).

The cab shall be capable of tilting 42 degrees and 80 degrees with crane assist to accommodate engine maintenance and removal. The cab pivots shall be located 46.00" apart to provide stability while tilting the cab.

The rear of the cab shall be locked down by a two (2)-point, automatic, hydraulic, double hook mechanism that fully engages after the cab has been lowered (self-locking). The dual 2.25" diameter hydraulic cylinders shall be equipped with a velocity fuse that protects the cab from accidentally descending when the cab is in the tilt position.

For increased safety, a redundant mechanical stay arm shall be provided that must be manually put in place on the driver side between the chassis and cab frame when cab is in the raised position. This device shall be manually stowed to its original position before the cab can be lowered.

Cab Lift Interlock The cab lift safety system shall be interlocked to the parking brake. The cab tilt mechanism shall be active only when the parking brake is set and the ignition switch is in the on position. If the parking brake is released, the cab tilt mechanism shall be disabled.

PAINTED CAB LIFT STAY ARM

The cab lift stay arm shall be painted yellow.

GRILLE

An aluminum mesh grille screen, inserted behind a formed bright finished grille surround, shall be provided on the front center of the cab, and shall serve as an air intake to the radiator. The mesh screen shall be AMERICAN FLAG.

DOOR JAM SCUFFPLATES

All cab door jambs shall be furnished with a polished stainless steel scuffplate, mounted on the striker side of the jam.

FRONT CAB TRIM

There shall be stainless steel rectangular garnish plates installed behind the two (2) headlight bezels for an enhanced appearance. The plates shall be painted Black.

There shall be painted black stainless steel corner covers provided over the painted cab corner where the cab turn signals are located.

MIRRORS

A Retrac, Model 613423, dual vision, motorized, west coast style mirror, with chrome finish, shall be mounted on each side of the front cab door with spring loaded retractable arms. The flat glass and convex glass shall be heated and adjustable with remote control within reach of the driver.

FRONT CROSS VIEW MIRROR

An 8.00" diameter round convex mirror shall be provided over the officer's side front corner of the cab. The mirror shall provide the driver with a view of the front bumper and the area several feet in front of the truck.

The mirror housing, tubing, clamps, and hardware shall be constructed of corrosion resistant stainless steel.

The mirror shall be heated with the control inside the cab.

DOORS

The cab doors shall be the half-height style door. To enhance entry and egress to the cab, the cab doors shall be a minimum of 43.59 " wide x 64.71" high.

The cab doors shall be constructed of extruded aluminum with a nominal material thickness of .125". The exterior door skins shall be constructed from .090" aluminum. The cab door windows shall include a 7.50" high x 10.00" wide drop area at the front to enhance visibility.

A customized, vertical, pull-down type door handle shall be provided on the exterior of each cab door. The finish of the door handle shall be chrome/black. The exterior handle shall be designed specifically for the fire service to prevent accidental activation, and shall provide 4.00" wide x 2.00" deep hand clearance for ease of use with heavy gloved hands. Each door shall also be provided with an interior flush, open style paddle handle that shall be readily operable from fore and aft positions, and be designed to prevent accidental activation. The interior handles shall provide 4.00" wide x 1.25" deep hand clearance for ease of use with heavy gloved hands.

The cab doors shall be provided with both interior (rotary knob) and exterior (keyed) locks exceeding FMVSS standards. The keys shall be Model 751. The locks shall be capable of activating when the doors are open or closed. The doors shall remain locked if locks are activated when the doors are opened, then closed.

A full length, heavy duty, stainless steel, piano-type hinge with a .38" pin and 11 gauge leaf shall be provided on all cab doors. There shall be double automotive-type rubber seals around the perimeter of the door framing and door edges to ensure a weather-tight fit.

The cab steps at each door location shall be located below the cab doors and shall be exposed to the exterior of the cab.

Door Panels The inner cab door panels shall be constructed out of brushed stainless steel. The cab door panels shall be removable.

RECESSED POCKET WITH ELASTIC COVER

To provide organized storage (clutter control) in the cab for miscellaneous equipment, the cab interior shall be provided with recessed storage pockets. The pockets shall be 5.63" wide x 2.00" high x 4.00" deep. The pockets shall be provided with a perforated elastic material cover to secure the equipment in the pocket. The pockets shall be installed in all available mounting locations of the overhead console.

ELECTRIC WINDOW CONTROLS

Each cab entry door shall be equipped with an electrically operated tempered glass window. A window control panel shall be located on the door panel within easy reach of the respective occupant. Each switch shall allow intermittent or auto down operation for ease of use. Auto down operation shall be actuated by holding the window down switch for approximately 1 second. The driver control panel shall contain a control switch for each cab door's window. All other door control panels shall contain a single switch to operate the window within that door.

The window switches shall be connected directly to the battery power. This allows the windows to be raised and lowered when the battery switch is in the off position.

ELECTRIC CAB DOOR LOCKS

The front driver and passenger doors shall have a door lock master switch (custom designed rotary lock knob) built into the interior door latch that shall control all front and rear side exit door locks. Each rear cab door shall have its own lock control. Each door shall have a keyed exterior lock mechanism built into the door handle assembly.

There shall be one (1) concealed switch located STANDARD LOCATION, DS FRONT CORNER BY CAB LIFT..

The lock system shall include two (2) key FOBs that allow for keyless entry into the vehicle. The key FOB system shall use code hopping technology for high security and be FCC part 15 compliant.

KEY PAD FOR ELECTRIC DOOR LOCKS

For improved convenience, the cab door locks shall include a keypad entry system to provide complete keyless entry to the cab. There shall be two (2) keypads provided, located one each side of the cab behind the front cab doors. The keypads shall include visual and audio feedback to confirm activation and acknowledge correct entry code. For enhanced night time use, the keypads shall be lighted. For increased security, the system shall allow over 3000 possible code combinations.

CAB STEPS

The cab access steps shall be a full size two (2)-step design to provide largest possible stepping surfaces for safe ingress and egress. The bottom steps shall be designed with a grip pattern punched into bright aluminum treadplate material to provide support, slip resistance and drainage. The bottom steps shall be a bolt-in design to minimize repair costs should they need to be replaced. The cab steps shall be a minimum 31.00" wide with an 8.00" minimum depth. The inside cab steps shall not exceed 18.00" in height and be limited to two (2) steps. Three (3) step entrance designs shall not be acceptable due to safety concerns.

CAB EXTERIOR HANDRAILS

A Hansen knurled aluminum handrail shall be provided adjacent to each cab door opening to assist during cab ingress and egress. Each handrail shall be provided with red LED lights. The lights shall be activated when the parking brake is applied. The LED lights may be load managed.

STEP LIGHTS

There shall be two (2) white P25 LED step lights with black housing provided. The lights shall be installed at each cab door, one (1) per step, in the driver side front doorstep and passenger side front doorstep.

In order to ensure exceptional illumination, each light shall provide a minimum of 25 foot-candles (fc) covering an entire 15" x 15" square placed ten (10) inches below the light and a minimum of 1.5 fc covering an entire 30" x 30" square at the same ten (10) inch distance below the light.

The lights shall be activated when the adjacent door is opened.

FENDER CROWNS

Rubber fender crowns shall be provided around the cab wheel openings. Crowns shall be black.

CREW CAB WINDOWS

One (1) fixed window with tinted glass shall be provided on each side of the cab, to the rear of the front cab door. The windows shall be sized to enhance light penetration into the cab interior. The windows shall measure 20.00" wide x 20.50" high with chrome window trim.

WINDOW INTERIOR TRIM

For improved aesthetics, the cab side windows shall include a vacuum formed ABS interior trim panel.

HOOD MODIFICATION

The full-width access hood shall have an additional spring installed for supporting the hood when open.

CAB INSULATION

The underside of the cab and crew cab floor shall be sprayed with insulation. The insulation shall keep noise (dBA) levels at or lower than the specifications in the current edition of applicable NFPA standards.

FAIRING

An aluminum fairing shall be installed on the cab roof that extends from behind the lightbar to the top of the body. This fairing shall be painted to match the top of the cab.

CUP HOLDER

There shall be two (2) Jotto, external mount, dual cup holder(s) supplied and mounted TBD.

MOUNTING PLATE ON ENGINE TUNNEL

Equipment installation provisions shall be installed on the engine tunnel.

A 0.25" smooth aluminum plate shall be bolted to the top surface of the engine tunnel. The plate shall be located to the left of the officer and on the rear of the tunnel. It shall follow the contour of the engine tunnel and shall run the entire length of the engine tunnel. The plate shall be spaced off the engine tunnel 1.00" to allow for wire routing below the plate.

The mounting surface shall be painted to match the cab interior.

UNIVERSAL ADAPTER PLATE

There shall be one (1) Havis universal adapter mounting plate, part #C-ADP-101, provided. Each adapter shall accommodate a docking station, and a computer mount, built by different manufacturers.

The bracket shall be installed CENTERED ON ENGINE MOUNTING PLATE.

CAB INTERIOR

With safety as the primary objective, the wrap-around style cab instrument panel shall be designed with unobstructed visibility to instrumentation. The dash layout shall provide the driver with a quick reference to gauges that allows more time to focus on the road.

The center console shall be a high impact ABS polymer and shall be easily removable. The passenger side dashboard shall be constructed of painted aluminum for durability and low maintenance. For enhanced versatility, the passenger side dash shall include a flat working surface.

To provide optional (service friendly) control panels, switches and storage modules, a painted aluminum overhead console shall also be provided.

To complete the cab front interior design, painted aluminum modesty panels shall be provided under the dash on both sides of the cab. The driver side modesty panel shall provide mounting for the battery switch and diagnostic connectors, while the passenger side modesty panel provides a glove box, and ground access to the main electrical distribution panel via quick quarter turn fasteners.

To provide a deluxe automotive interior, the engine tunnel, side walls and rear wall shall be covered by a leather grain vinyl that is resistant to oil, grease, and mildew.

The headliner shall be installed in both forward and rear cab sections. The headliner panel shall be a composition of an aluminum panel covered with a sound barrier and upholstery.

The cab structure shall include designated raceways for electrical harness routing from the front of the cab to the rear upper portion of the cab. Raceways shall be extruded in the forward door frame, floor, walls and overhead in the area where the walls meet the ceiling. The raceways located in the floor shall be covered by aluminum extrusion, while the vertical and overhead raceways shall be covered by painted aluminum covers. The raceways shall improve harness integrity by providing a continuous harness path that eliminates wire chafing and abrasion associated with exposed wiring or routing through drilled metal holes. Harnesses shall be laid in place. Routing through holes in tubing shall not be accepted due to chaffing that installation causes.

CAB INTERIOR UPHOLSTERY

The cab interior upholstery shall be 36 oz black vinyl. All cab interior materials shall meet FMVSS 302 (flammability of interior materials).

CAB INTERIOR PAINT

The following metal surfaces shall be painted black, vinyl textured paint:

· Modesty panel in front of driver

· Vertical surface of dash in front of the officer (not applicable for recessed dash)

· Glove box in front of the officer (if applicable)

· Power distribution in front of the officer

· Rear…