Attachment_1-Specification_4210-TS-0253222-1_Type_3.pdf

State of California Technical Specification

Type 3 Wildland Fire Apparatus

Event ID 0000036181 Attachment 1

4210-TS-0253222-1

Grant, M. Page 1 of 58 07/11/2025

Document Summary Detail Type Detail Event ID 0000036181 Commodity Type 3 Wildland Fire Apparatus Attachment (Exhibit) 1 Technical Specification 4210-TS-0253222-1 Specification Date July 11, 2025 Revision Level - Revision Date - Agency Name California Department of Forestry and Fire Protection (CAL FIRE)

Revision History Technical Spec Rev

Level Revision Date Author Summary of Changes

4210-TS-0253222-1 - - Michael Grant Initial Release

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Table of Contents Document Summary Revision History Table of Contents

1.0 SCOPE

2.0 APPLICABLE LAWS and INDUSTRY STANDARDS

2.1 Laws, Regulations, and Codes

2.2 Industry Standards

3.0 TECHNICAL REQUIREMENTS

3.1 General

3.2 Workmanship

4.0 CAB AND CHASSIS REQUIREMENTS

4.1 Dimensions And Weights

4.2 Front Axle

4.3 Rear Axle

4.4 Transfer case

4.5 Driveshaft

4.6 Brakes

4.7 Air Tanks

4.8 Air Dryer

4.9 Parking Brake

4.10 Air Compressor

4.11 Brake Hose

4.12 Cab And Doors

4.13 Cab Complement

4.14 Instruments And Gauges

4.15 Side Mirrors

4.16 Interior Seats And Trim

4.17 Electrical System

4.18 Engine

4.19 Auxiliary Braking

4.20 Transmission

4.21 Cooling System

4.22 Fan Drive

4.23 Frame

4.24 Suspension

4.25 Wheels

4.26 Tires

4.27 Fuel System

4.28 Fuel Tank Venting

4.29 Exhaust System

4.30 Cab Paint

5.0 FIRE PUMPS REQUIREMENTS

5.1 Main Fire Pump

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5.2 Intake Relief

5.3 Pressure Governor

5.4 Pump/Engine Cooler

5.5 Main Pump Drive

5.6 Auxiliary Fire Pump

5.7 Fire Pump Mounting

5.8 Anodes

5.9 Test Plate

6.0 PUMP CONTROLS REQUIREMENTS

6.1 Pump Panels

6.2 Cab Console

6.3 Main Pump Pressure Gauges

6.4 Auxiliary Pump Pressure Gauges

6.5 Main Pump Controls

6.6 Transfer Valve Controls

6.7 Auxiliary Pump Controls

6.8 Air Control System

6.9 Pump Test Ports

6.10 Nomenclature Plates

7.0 VALVES AND PLUMBING REQUIREMENTS

7.1 Discharge / Suction Valves

7.2 Direct Suction Inlet

7.3 2½-inch Gated Suction Inlets

7.4 2-inch Crosslay Discharge Valves

7.5 2-inch Rear Discharge Valve

7.6 2-inch Front Discharge Valves

7.7 2½-inch Discharge Valves

7.8 3-inch Tank Suction Valve

7.9 2-inch Pump To Tank Filler Valve

7.10 2½-inch Direct Tank Filler Valve

7.11 Back Pump Filler Valve

7.12 Check Valves

7.13 Drain Valves

7.14 Master Drain Valve

7.15 Foam Tank Drain Valve

7.16 Thermal Relief Valve

7.17 Hose Reel

7.18 Plumbing, General

7.19 Main Pump Suction Plumbing

7.20 Auxiliary Pump Plumbing

8.0 FOAM PROPORTIONER REQUIREMENTS

8.1 Foam System

8.2 Foam Transfer System

8.3 Foam Concentrate Tank

9.0 BOOSTER TANK REQUIREMENTS

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9.1 General

9.2 Booster Tank

9.3 Booster Tank Mounting

9.4 Tank Sump & Outlets

9.5 Tank Overflow & Vent

9.6 Overboard Tank Fill Tower

9.7 Wheel Wells

9.8 Water Level Gauge

10.0 BODY REQUIREMENTS

10.1 Body Structure

10.2 Material

10.3 Running Boards and Steps

10.4 Pump Panel Module

10.5 Body Installation

10.6 Compartments, General Construction

10.7 Left And Right Under Cab Compartments

10.8 Left And Right Horizontal Compartments

10.9 Left And Right-Side Rear Compartments

10.10 Hi-Side Hose Bed Compartments

10.11 Center Rear Compartment

10.12 Right Side Vertical Pump Panel Compartment

10.13 S.C.B.A. Bottle Storage

10.14 In-Cab Compartments

10.15 Compartment Door Construction

10.16 Door Latches

10.17 Compartment Shelves / Trays / Floors

10.18 Crosslay Hose Beds

10.19 Apparatus Hose Bed

10.20 Hose Bed Covers

10.21 Right Rear Preconnected Hose Storage

10.22 Front Bumper Preconnected Hose Storage

10.23 Front Bumper Preconnected Mobile Attack Lines

10.24 Ladder Compartment

10.25 Chock Blocks

10.26 Suction Hose Storage

10.27 Battery Compartment

10.28 Body Rub Rails and Scuff Plates

10.29 Exterior Cab Trim

10.30 Hose Roller Mounts

10.31 Wheel Well Liner

10.32 Mud Flaps

10.33 Fenderettes

10.34 I-Zone Brackets

10.35 Rear Steps

10.36 Front Towing Eye

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10.37 Rear Towing Eye

10.38 Rear Bumper

10.39 License Plate Installation

10.40 Air Horn

10.41 Access Handrails

10.42 Air Coupling

10.43 Manufacturer’s Identification Plate

10.44 Safety/Instruction Labels or Plates

11.0 LIGHTS AND ELECTRICAL REQUIREMENTS

11.1 Lights

11.2 Wiring

11.3 Spare Wiring

11.4 Electrical Interface Panel

11.5 Master Disconnect Switch

11.6 Kussmaul Battery Maintainer

11.7 Hi-Idle Switch

11.8 Junction Blocks/Plugs

11.9 Toggle Switches/Door Switches/Solenoids/Pilot Lights

11.10 Radio Antennas

11.11 Two Radio Mounting

11.12 VHF Radio Speaker

11.13 Apparatus Intercom System

11.14 Apparatus Body Lighting

11.15 Area Lighting

11.16 Pump Panel Lighting

11.17 Compartment Lighting

11.18 Hose Bed Lighting

11.19 Open Compartment Warning

11.20 Ground Lights

11.21 Rear Deck Lighting

11.22 Back-Up Alarm

11.23 12-Volt Outlet

11.24 Ground

11.25 Back Up Camera

12.0 EMERGENCY EQUIPMENT REQUIREMENTS

12.1 Emergency Lighting

12.2 Light Bar Mounting

12.3 Traffic Advisor

12.4 Siren Speaker

12.5 Headlight Flasher/wig wags

13.0 PAINT REQUIREMENTS

13.1 General

13.2 Materials

13.3 Paint Specifications

13.4 Pre-Finish/Body

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13.5 Pre-Finish Painting, Chassis And Undercarriage

13.6 Finish Painting, Cab Roof

13.7 Finish Painting, Body Assembly

13.8 Finish Painting, Compartment Interior

13.9 Nonskid Coating

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1.0 SCOPE

This specification establishes the minimum requirements for the complete construction of Type 3 Wildland Fire Apparatus intended for use by personnel at the California Department of Forestry and Fire Protection (CAL FIRE). The apparatus shall be fabricated and installed on vendor supplied diesel powered 4X4 cab and chassis. All references below to radio components shall be considered to be part of the Radio Package contained in Attachment 1A – Specification 4210-TS-0253222-2_EQ, RP, AVL.

CAL FIRE protects the State of California during fires and other natural disasters, provides urban search and rescue, responds to medical emergencies, protects, and enhances the forest, range and watershed values while providing social, economic, and environmental benefits to the citizens of rural and urban California. The apparatus will be used by CAL FIRE to respond to emergencies, which may include extensive traveling on mountain roads and forest truck trails that will impose extreme stress on all components. The apparatus shall be capable of operating reliably while responding to structure fires, wild land fires, urban search and rescues, traffic accidents and medical emergency incidents during a variety of weather conditions and altitudes both on highway and off road in the urban and rural interface of California.

2.0 APPLICABLE LAWS and INDUSTRY STANDARDS

The following standards, laws, regulations, and codes of the issue in effect on the date of the Invitation for Bid (IFB) form a part of this specification to the extent specified herein. Any applicable laws, regulations, codes, industry standards, or manufacturing standards, though not specifically cited, shall apply. Any referenced document is the current edition, unless otherwise stated, as of the date of the issuance of this specification.

Should a conflict arise between any of these standards and this specification CAL FIRE will determine as to which standard or specification will be in effect. Details regarding any conflicts between the specific standards and compliance will be finalized at the pre-construction conference or during the development process.

Any test equipment required, or expense incurred for the Certification Tests shall be borne by the Contractor supplying this equipment.

2.1 Laws, Regulations, and Codes

2.1.1 California Air Resources Board (CARB)

2.1.2 California Code of Regulations (CCR), Title 13

2.1.3 California Health and Safety Code (HSC)

2.1.4 California Vehicle Code (CVC)

2.1.5 Code of Federal Regulations (CFR), Title 49, Chapter V-National Safety Bureau

2.1.6 Federal Communications Commission (FCC) Rules, Part 15

2.1.7 Federal Motor Vehicle Safety Standards (FMVSS)

2.1.8 National Highway Traffic Safety Administration

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2.2 Industry Standards

2.2.1 National Fire Protection Agency (NFPA) 1900, 1901 and 1906

2.2.2 Original Equipment Manufacturer (OEM) Body Builder Standards and Guidelines

2.2.3 Society of Automotive Engineers (SAE)

3.0 TECHNICAL REQUIREMENTS

3.1 General

The apparatus shall be new, unused, and current production as specified in the solicitation at the line item description. The apparatus shall meet or exceed the requirements in the solicitation line item description. The apparatus shall be supplied with all equipment and accessories indicated as standard equipment in the manufacturer’s published literature or website.

The apparatus shall include all necessary equipment, be complete, and ready to use. All parts not specifically mentioned which form part of the complete unit required for functionality shall be provided and shall conform in design, strength, quality of materials, and workmanship to the highest standards of engineering practices.

The final completed vehicle certification is the responsibility of the manufacturer constructing the body described herein. A plate identifying the manufacturer, tare weight, gross vehicle, date of manufacture and all other information as specified in CFR. Title 49, Part 567 Section 567.4 and

567.5 as applicable shall be attached to the vehicle.

3.2 Workmanship

The apparatus including any equipment and accessories shall be a product of good workmanship. The apparatus shall be free from any defects that will affect appearance or serviceability; including, but not limited to, paint/metal free from scratches, securely fastened wiring, and free from obstructions of all correctly installed hardware.

4.0 CAB AND CHASSIS REQUIREMENTS

4.1 Dimensions And Weights

• International HV Series, Freightliner M2106, or equivalent

• Set Forward front Axle design

• 4X4 chassis, Four (4) door standard conventional cab International SFA (set forward axle) or equivalent.

• Manufacturer's gross vehicle weight rating (GVWR) to be not less than 38,000 pounds

• Wheelbase: 180-185 inches

• Cab to center of rear axle: Not to exceed 66 inches

• Overall length: Not to exceed 323 inches (with rear fold up step stowed)

• Overall body width: Not to exceed 98 inches (not including rub rails or mirrors)

• Overall main body and cab height: Not to exceed 118 inches (unloaded).

• Hose bed height, floor to ground: Not to exceed 89 inches (Fully Loaded)

• Crosslay height, floor to ground: Not to exceed 75 inches (Fully loaded)

• Minimum pump module/running board/under cab compartment ground clearance to be 20 inches

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• Angle of approach: No less than 30° (Fully loaded)

• Angle of departure: No less than 20° (Fully loaded)

• Bare chassis and cab curb weight with specified tires to be maximum 15,500 pounds

• The maximum overall height from ground to the top of the light bar shall not exceed 118 inches (unloaded)

• Cab to end of frame dimensions: Full length frame rails to end of body no less than what is necessary to provide proper body and rear toe eye mounting, add-on frame extensions are not acceptable.

• Completed apparatus will be tested for stability on a certified tilt table to a minimum of 27 degrees as required by NFPA 1906 Standard for wildland apparatus.

4.2 Front Axle

A minimum rating of 12,000-pound drive axle, full floating, and single reduction type. The ratio shall be consistent with the rear axle ratio. It shall be equipped with OEM hydraulic power steering. The axle shall be OEM approved for this application. Axle hubs shall be provided with oil bath lubrication with synthetic lube oil. A remote mount front breather with hose and ¼-inch Pipe Taper Fuel (PTF) thread metal vent plug (LDI Industries 1U573 or equivalent) style will be supplied. Vent and tube will be mounted to firewall of engine compartment. The final placement and breather style will be finalized at the pre-construction conference.

4.3 Rear Axle

Full floating; hypoid or spiral bevel; single reduction, minimum rating of 26,000 pounds. Axle ratio to provide for 72 mph at engine governed revolutions per minute (RPM), “0%” road grade.

The maximum governed road speed will be set at 68 mph. Axle hubs shall be provided with oil bath lubrication with synthetic lube oil. If possible, a 30-36 brake pot will be used on the rear axle for braking and parking.

4.4 Transfer case

The 4X4 chassis shall include a cast iron, 2-speed transfer case with OEM auxiliary oil cooler (with a minimum 10,000 pound-foot rating), of the proper configuration and capacity to match the related drive train components. Aluminum cases shall be rejected. All drive train components on the 4X4 chassis must be OEM chassis manufacturer installed. Aftermarket installed components shall be rejected. Transfer case shall be provided with synthetic oil.

4.5 Driveshaft

Heavy duty automotive designed and engineered drive shafts with center support capable of handling the maximum torque developed by the engine and delivered to the transmission and other drive components in shall be used. All driveshafts shall be able to withstand the off road and highway usage of this vehicle.

4.6 Brakes

A four-channel, dual air Anti-lock Braking (ABS) air brake system for straight trucks with “S” cam drum brakes, automatic slack adjusters and outboard mounted drums that meets all FMVSS shall be provided. The brake shoe dimensions for the front and rear axle shall be the maximum size available for the axles specified. All brake drums and rotors shall be outboard mounted.

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4.7 Air Tanks

The contractor shall use the OEM air tanks supplied with the chassis only if said tanks fit within the body buildup space constraints. Otherwise, new California Department of Transportation (DOT) approved tanks meeting the space constraints must be supplied and installed by the contractor that meet the minimum air volume specifications required by the chassis manufacturer. No component of the original air brake system is to be moved or modified without consulting the CAL FIRE Representative. All tanks and support brackets will be painted red. The tank will have a “scuff” plating in areas where stepping may cause marking and scratching of the tank. All the air tanks will be labeled at air tank drain location which one they are (primary, secondary, and wet).

4.8 Air Dryer

A Bendix AD-IP (or equivalent) air dryer shall be provided. The dryer height shall be no greater than the frame rail depth.

4.9 Parking Brake

Rear wheel spring brakes with spring brake control shall be provided. The parking brake is to be set with "pull" action and released with "push" action and shall also be properly labeled. The release control knob will be yellow in color.

4.10 Air Compressor

The air compressor shall be the maximum available for the axle(s) bid (minimum of 13 CFM capacity), water-cooled. The compressor air source shall be routed from the engine air cleaner and shall be located on the “pressure” side of the intake system. If this routing cannot be completed in this manner, then a check valve shall be installed to ensure that the system does not have negative pressure to the compressor.

4.11 Brake Hose

DOT approved rubber brake hoses shall be provided at all brake chambers. All air hoses that are routed below the frame rails shall be wrapped with a fire wrap lagging capable of withstanding flame and heat impingement of a minimum of 250°C (482°F).

4.12 Cab And Doors

Shall be an OEM manufactured commercial, conventional “Crew Cab” four (4) door cab.

4.13 Cab Complement

• OEM air-conditioning with integral heater, defroster, and fresh air filter

• One piece hi-strength composite tilt hood or tilt hood and fenders with a stationary grille having a shiny chrome-like appearance. A grille that is not stationary is acceptable in lieu of the stationary grille specified as long as it does not interfere with any component of the front extended bumper (Example: With hood up, front center hose box shall be accessible).

• OEM bug screen mounted behind the grille

• Cab sound Insulation package

• Black or grey rubber cab floor covering

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• Tinted glass (rear windows)

• Tilt steering wheel

• Transmission shifter stalk style mounted on steering column

• Arm rest, all doors

• OEM standard AM/FM radio USB, Bluetooth, and weather band with four (4) speakers and antenna

• Two (2) adjustable sun visors

• Dual electric 2-speed windshield wipers and washers

• Dual electric horns

• Data case in each door

• Entry grab handle for each door with anti-slip rubber inserts

• Keyed ignition switch shutoff capable of being removed from the vehicle (Shall not meet

NFPA 1901, Section 14.3.6.1(14))

• All chassis ignition and door locks keyed alike

• OEM logos or badges shall be shipped loose

• Front fenders and a swept back front bumper (bumper color will be Sikkens 2303 RED color matched to cab or equivalent)

• Low air (brake) pressure warning device audible and visible

• Vehicle Data Recorder (VDR) compliant with NFPA 1901, Section 4.11 (Fire Research

Corporation (FRC) or equivalent)

• Diesel particulate filter warning light

• Diesel particulate regeneration warning light

• Diesel particulate regeneration inhibit lighted rocket switch.

4.14 Instruments And Gauges

All gauges shall be in dash mounted and where appropriate, warnings shall be visual and audible.

• Indicating voltmeter

• Air pressure gauge

• Oil pressure gauge

• Engine coolant temperature gauge

• Transmission oil temperature gauge

• Fuel level gauge

• Speedometer, with trip meter, odometer

• Intake air restriction gauge vacuum activated, meter type, resettable, Donaldson PN RAX

00-5806 (or equivalent)

• Tachometer, factory installed, dash mounted

• Electronic hour meter

• Power Take Off (PTO)/pump hour meter

• Air brake system air tank pressure gauges primary and secondary tanks

• Diesel exhaust fluid level gauge.

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4.15 Side Mirrors

Two (2) electrically adjustable, heated swing-away, reset type rear view mirror assemblies with brackets appropriate to cab structure. The mirror heads shall be one-piece frame, at least 6 x 15 inches, with a minimum 7.44 square inch adjustable convex mirror mounted below the mirror head.

4.16 Interior Seats And Trim

Shall have (2) adjustable OEM ROLL TEK air bag equipped with automatic seat deflate system air ride seat suspension, light gray vinyl hi-back front bucket seats (driver and passenger seats) with high mount headrest. The driver’s seat will be a 16KVN part number and the passengers will be a 16SPH part number. Both seats will have a ⅛-inch, 6-inch-high diamond plate wrap that will wrap around base of seat and keep debris out of suspension of seat and air lines from being damaged. The rear seats will be light gray with a matching hi-back rear bench seat for three (3) persons will be installed. There shall be safety belts/shoulder harnesses installed for each seating position, with metal-to-metal buckle, positive pelvic restraint where available. All belts and mounting must be FMVSS approved. The seat belts shall be Red or Safety Orange to comply with NFPA standards. Seat belt lock mechanism shall be fixed/supported in an upright position on front driver and passenger seat for accessibility and ease of use. Seat belt warning system compliant with NFPA 1901, Section 14.1.3.9 (FRC or equivalent). System shall be compatible with OEM seat sensors; sensors shall be located centrally in each seating assignment location. Behind the rear seat mounted vertically on the inside rear wall of the cab a ¼-inch aluminum sheet that is 30 inches high by 45 inches wide will be mounted in the center resting on the floor to the rear wall of the cab inside with eight (8) ¼- inch bolts with nutserts on the double wall supports. This piece of aluminum will be centered, and the mounting bolts will not go through the outside of the cab. This piece of aluminum will be for hanging AVL electrical components after delivery. This aluminum piece will completely cover the rear window for safety.

Two (2) Bendix King CHKNGVC9R2BE 12-volt dual charger will be mounted on either side of the rear seats. These chargers will be powered when the ignition is on or the truck is plugged into shoreline power. Final air seat, front seat wrap, seat belt system, and HT chargers will be finalized at the pre-construction conference.

4.17 Electrical System

Shall be 12 volts with a heavy-duty alternator, rated at a minimum of 325 amps at 14 volts, internally regulated, automatic circuit breaker system protection standard and provided with the minimum features as listed:

• Increased alternator output at idle for Fire Service Applications (running all lights and sirens at idle).

• Heavy Duty OEM body builder wiring harness that provides separate stop/turn configuration that terminates at the end of the frame rails

• Battery disconnect switch, positive type, lever operated, mounted on the cab floor, driver’s side (OEM chassis manufacturer supplied disconnect is acceptable). See Section 11.5 Master Disconnect Switch for additional details if OEM disconnect switch is not provided.

• Delco Remy MT 42 starter motor (or equivalent)

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• A 120-volt, 1200-watt engine block heater (or as recommended by the engine manufacturer) and receptacle mounted below the driver’s door that will be separate from the auto eject charger assembly. The auto eject charger assembly shall be labeled and separate from the battery charger

• 2-Way Radio wiring with minimum 30-amp fuse protection

• Ignition wire with 5-amp fuse wire ends heat shrink and 10-foot coil taped to base harness

• Hand throttle, electronically controlled from within the cab

• Hi-Lo truck lite LED headlights with daytime running lights with a flash to pass feature

• Whelen Pioneer fog lights

• Parking lights

• Two (2) rear stop and taillights

• Instrument panel lights

• Interior (courtesy) dome lighting, door switch operated (on both doors)

• Side marker lights

• Clearance and identification lights

• Two (2) front mounted turn signal lights

• Hazard warning light switch

• Self-canceling flashing turn signal light switch (OEM)

• Three (3) each BCI Group 3l, minimum 2280 CCA total, 12-volt batteries

• Air horn accommodation package, less horn

• All lighting to meet FMVSS

• Adjustable back-up alarm at least 5 dBA louder than surrounding noise per Section 11.22

Back-Up Alarm

• A dash mounted 40-amp dual output switch that controls one (1) remote power module outputs for hi-amperage loads such as a light bar and emergency lighting

• Electrical system to be “Multi-plex” wiring and components

• Switch Panel:

o A minimum of six (6) lighted dash mounted switches with legends o Wired “HOT” when the ignition switch is in the IGNITION/ON or ACCESSORY position o The purpose and location of these switches shall be discussed at the pre-construction conference Any electronic device must comply with Part 15 of the FCC Rules. Operation is subject to the following conditions: Electronic devices may not cause harmful interference and must accept any interference received including interference that may cause undesired operation.

4.18 Engine

Shall be a Cummins L-9 inline 6-cylinder diesel, turbocharged with air-to-air inter-cooling with a minimum of 350 horsepower (hp), and 1050 foot-pounds of torque that meets all CARB emissions requirements for the State of California. The engine air intake shall be equipped with a two-stage, dry micronic air cleaner with safety element. The air intake shall be equipped with an OEM ember protection screen as per NFPA standards. The size will be 304 stainless steel with 20 meshes per linear inch with a minimum of 51.8 percent open area for the air intake air

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Final air intake screen will be finalized at the pre-construction conference.

A full flow oil filter meeting the OEM engine manufacturer’s recommendation is required. All oil, fuel, and water filters will be easily accessible for maintenance. The engine governor shall be set at the manufacturer’s recommended governed speed. The engines crankcase and oil pressure system shall be designed to provide full pressure lubrication when ascending or descending a 36% grade or traversing a side slope within manufacturer’s tolerances.

The engine will be equipped with an indirect engine/pump cooler (See Section 5.4 Pump/Engine Cooler).

4.19 Auxiliary Braking

An auxiliary braking device that supplements the vehicle wheel braking system and provides the maximum vehicle hold back through the secondary braking system available for the specified engine/transmission combination shall be provided.

CAL FIRE shall have an OEM installed electronically controlled engine compression brake with an ON/OFF switch and separate three-position switch for progressive levels of engine braking (Reference: Jake Brake).

The auxiliary brake when activated shall operate in conjunction with the OEM stoplight system to enable stoplight function when the accelerator is suddenly released and the secondary brake system is engaged (See CVC Section 24603 (f)).

4.20 Transmission

Shall be a fully automatic 6-speed, Allison 3000EVS P. The transmission shall have provisions for PTO operations, water to oil transmission cooler and should also be equipped with an electronic oil level indicator. The shift quadrant shall be a shifter stalk style mounted on steering column style control handle. The transmission fluid shall be Allison’s “TranSynd” synthetic oil.

4.21 Cooling System

Shall be the manufacturer's maximum option available for the specified engine/transmission combination, thermostatically controlled with a pressure regulated overflow system, and a spin-on type coolant conditioner or 100,000-mile coolant. The system shall be designed to provide maximum cooling efficiency and circulation of coolant within the manufacturer’s suggested tolerances when ascending, descending, or parked (engine idling), on grades or side slopes or when the engine is the power source for the fire apparatus midship fire pump.

4.22 Fan Drive

Horton Drivemaster (or equivalent) with manual engage switch shall be installed. The fan shall turn on whenever the PTO is engaged.

4.23 Frame

Shall be straight channel side rails. Stepped frames are not an option and will be rejected.

Notching of the frame rails is unacceptable and will be rejected.

• Frame rails shall be heat treated alloy steel, Resistance Bending Moment (RBM) to be a minimum of 3,200,000 inch-pounds (266,667 foot-pounds).

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• Full length frame reinforcement (second frame rail) outer or inner “C” channel, heat treated alloy steel, 120,000 pounds per square inch (psi) yield.

• Frame shall have OEM integral front frame extensions a minimum of 16 inches from front of grill. The frame and extension measurements are to be one piece. Add-on frame extensions are not acceptable with the exception of Section 10.37 Rear Towing Eye. The apparatus body will be secured to the main frame rails.

4.24 Suspension

• Front springs: semi-elliptical or taper leaf with a total rated capacity at the ground equal to the maximum rating of the front axle

• Front and rear heavy duty gas shock absorbers

• Rear springs: semi-elliptical with 4500-pound semi-elliptical auxiliary rear spring(s), total rated capacity at ground equal to the maximum rating of the rear axle. Auxiliary spring shall begin load bearing at a maximum of 2 inches of vertical travel of the main frame of the bare cab and chassis.

4.25 Wheels

Six (6) each, ventilated, hub piloted 10 hole, for flange nut installation aluminum wheels shall be provided for each chassis. Rim size for the single fronts and dual rears shall be 22.5 X 8.25 rated for 12R22.5 tires. All wheels shall be interchangeable with each other. All wheels shall remain unpainted. The wheel type and size must assure proper overall and compatible front and rear tread width.

4.26 Tires

Six (6) each Michelin XDN2 12R22.5 - load range "H" (or equivalent) non-directional heavy-duty truck, single front, dual rears shall be provided for each chassis. The tread design shall be suitable for a 4-wheel drive chassis and shall be matching Mud & Snow rated traction tread front and rear.

4.27 Fuel System

A 70-gallon minimum top draw aluminum tank shall be provided and mounted under the cab on the left side. The tank mounting must not extend rearward past vertical alignment with the back of the cab. The fuel filtration equipment shall meet the engine manufacturer's requirements. All tank support brackets will be painted red. The tank will have a “scuff” plating in areas where stepping may cause marking and scratching of the tank. All fuel tanks will be labeled with a “DIESEL ONLY” label. The type of label and mounting locations shall be determined at the pre-construction conference.

4.28 Fuel Tank Venting

The OEM fuel tank vent line shall be extended from the fuel tank and vented to the atmosphere.

The vent line shall extend vertically from the tank to the bottom of the cab rear window and then bend 180 degrees towards the ground. A vent plug orifice (#60 drill size) shall be installed into the upper end of each line. No fuel tank roll over protection check valves shall be removed from the fuel system. Any chassis fuel system modifications shall be fully compliant CARB regulations, CVC and FMVSS.

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All contractor installed fuel vent lines shall be copper, steel, or Aeroquip hose, and shall be loomed, “grommeted”, and firmly clamped in position to prevent chafing or damage and all Synflex fuel hoses shall be wrapped with fire wrap lagging capable of withstanding temperatures in excess of 250°C.

The fuel tanks and lines shall be protected as necessary from exhaust heat through the use of heat shields or baffles. Use only metal fasteners, coated, or insulated for maximum fuel line protection.

4.29 Exhaust System

Depending on the chassis supplied, the OEM muffler(s), and tail pipe(s), may require replacement, relocation and/or modification. The tail pipe(s) and muffler(s) shall be mounted in a fashion as to provide as much ground clearance as possible (no lower than specified by the OEM) and be routed and terminating at the right side in front of the rear drive tire (NFPA 1901 Chapter 12.2.6). A “CAUTION HOT EXHAUST” labeling will be placed directly over the exhaust outlet on the apparatus body. Protective guards shall be provided to protect personnel from injury from hot exhaust (NFPA 1901 Chapter 12.2.6.6).

Due to high exhaust temperatures, the exhaust outlet shall not terminate near storage compartments. Care must be exercised to protect such items as fuel lines, tires, speedometer cable, electrical wiring, remote control cables, brake hoses, compartment floors, batteries, fuel tanks, gear boxes and starter motors from high exhaust system heat created when the fire engine is in a stationary pumping mode. To accomplish this purpose, heat shielding and or baffles shall be added as needed.

The routing and termination of the exhaust system outlet must be compliant with the OEM chassis manufacturer’s emission requirements. Any modifications to the exhaust system must be OEM chassis manufacturer approved and in no way shall void any OEM chassis manufacturer warranties. The exhaust shall be located in front of the passenger inside tire. The exhaust pipe shall be stainless pipe from the exhaust filter to the defuser tip. This will be wrapped in heat resistant nonflammable insulation to prevent grass fires during regeneration process. This will also have stainless flex in it and have exhaust mounts-hangers every 12 inches. The exhaust pipe will end in front of the passenger rear tires. The exhaust system requirements will be finalized at the pre-construction conference.

4.30 Cab Paint

All cab and chassis painted surfaces except the cab roof shall be single color red (Sikkens # 2303 Red or equivalent), OEM automotive base coat/clear coat (both sides) frame, axles, drive line, and bumper. The cab roof shall be painted white (Sikkens # 4146 White or equivalent) down to the drip rails or top of the door frames. Standard OEM finish on fuel tanks is acceptable.

5.0 FIRE PUMPS REQUIREMENTS

5.1 Main Fire Pump

The contractor shall provide and install a PTO operated single pump design minimum 500 gallons per minute (GPM) fire service rated two-stage centrifugal pump that provides water pressure to all discharges. The pump unit shall be fully capable of meeting the NFPA 1901, Type 3 Wildland Fire Apparatus

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Grant, M. Page 17 of 58 07/11/2025 latest editions, and standards for initial attack fire apparatus. The fire pump that the bidder is proposing must pass NFPA 1901 pump and electrical system test.

The fire pump must be provided with the OEM pump manufacturer’s transfer valve air cylinder assembly, bracketing, and wiring harness.

The main pump shall be a single pump design, two-stage, centrifugal type, designed for use in the fire service and supply water pressure to all discharge valves. It shall be installed in the apparatus in such a manner that other assemblies, plumbing and mounting hardware do not hinder removal of the fire pump with minimal effort and downtime. It shall be designed so repairs can be made by replacement of normal repair parts, i.e., seals, bearings, impeller, and wear rings. The impeller and wear rings shall be made of bronze material. The pump pressure shall be tested to a minimum of 600 psi. The impeller shaft seal shall be a mechanical, self-adjusting type.

The contractor shall install on the apparatus, all gauges, plumbing, suction and discharge valves air and manually operated, pressure governor, primer pump, unions, hose fittings, and pump controls necessary to make the entire fire pump operational and tested in full compliance with NFPA 1901, Chapter 16, latest editions. The contractor will provide CAL FIRE with a full pump test main and Auxiliary with an alternator voltage test for each build that is supplied in both vehicle binders. To minimize friction loss and max pump output no hard 90 degree plumbing or turns will be used throughout only sweeps for corners. Plumbing to be finalized at the pre-construction conference.

5.2 Intake Relief

An adjustable 2½-inch intake relief dump valve shall be provided of cast brass or stainless construction with stainless steel mechanism, rubber seat to ensure positive vacuum seal and fully adjustable from 75 to 250 psi. The intake relief valve will be plumbed into the intake side of the main pump. The valve shall be preset from the factory at 125 psi. The pressure setting controls for the valve shall be accessible from beneath the pump compartment. The valve shall be installed to allow operation from any intake and the discharge side of the relief valve shall be plumbed to NFPA 1901 requirements. The 45° stainless steel discharge pipe shall be angled away from the tire and terminate with a 2½-inch NST male adapter and labeled “Do Not Cap”.

5.3 Pressure Governor

An electronic engine/pump pressure governor/throttle 600 psi, FRC PBA 401-D00 (with rotational adjustment control knob) and a 600 psi pressure transducer FRC PBA 400 connected directly to the apparatus electronic control module (ECM), shall be installed, and wired in accordance with the specific requirements by the OEM and NFPA 1901. All pressure transducers, water lines, and gauges which control the pump performance will be protected from freezing to ensure no accidental pump shut down will occur. An aluminum fold down door and cover made from ⅛-inch aluminum will be added to the pressure governor that would fold up and lock in place while pumping and will be painted to match the paint on the pump panel. This will protect the governor from the sun and radiant heat on fires. This system will be finalized at the pre-construction conference.

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All electronic devices must comply with Part 15 of the FCC Rules. Operation is subject to the following conditions: Electronic devices may not cause harmful interference and must accept any interference received including interference that may cause undesired operation.

5.4 Pump/Engine Cooler

A ⅜-inch line with will be run from the discharge side of the main pump to an indirect engine cooler and return to the water tank to help keep the engine and pump cool when water is being pumped. This line will be designed to circulate water when the engine cooler valve is open and to maintain the pump/engine water temperature at a safe level. A check valve will be installed in the return line to ensure the ability to pull a vacuum during pumping operations. The engine cooler valve shut off will be labeled “Engine Cooler Valve”.

5.5 Main Pump Drive

A transmission mounted pressure lubed, electric over hydraulic PTO, Chelsea 280GMFJP-B5XV or equivalent shall be provided. The PTO will be of the proper design and type specified by both the pump and transmission manufacturers capable of handling the specific pump RPM and torque loads. The PTO output shaft will be splined with a threaded shaft and locknut to lock yoke

on. No set screw PTO driveline torque system will be accepted. The pump transmission shall be engaged by a guarded toggle switch which will lock in both the road and the pump mode to ensure accidental pump engagement or disengagement. The pump shift controls shall be located in the cab on the center console and shall include “OK to Pump” indicator lights on the console as mandated by NFPA 1901, latest editions. The PTO and main fire pump shall drive off the driver’s side of transmission.

The fire pump and gear case shall be mounted in such a manner that the PTO driveline angles do not exceed the manufacturer’s recommended angles for the u-joints and shall be of the proper series and type specified by the pump and PTO manufacturers. The manufacturer shall provide a documented analysis of the driveline torsional tolerances. The driveline(s) shall be automotive tube style, with slip yokes and u-joints or if necessary, constant velocity joints to ensure smooth operation and be both statically and dynamically balanced. All driveline installation will be done in such a fashion as to ensure adequate clearance between all components, wiring and air lines. Frame or crossmember cutting or notching will not be accepted. The main pump drive system will be finalized at the pre-construction conference.

5.6 Auxiliary Fire Pump

A Darley 1½ AGE or equivalent, auxiliary fire pump, shall be provided for pump and roll operations. The auxiliary fire pump shall provide pressure to all 2-inch discharge valves only including the hose reel and be capable of re-circulating tank water for pump cooling purposes through the 2-inch tank filler valve.

The pump casing shall be manufactured of hard anodized aluminum alloy with a bronze impeller and wear rings, stainless steel impeller shaft and provided with a self-adjusting mechanical pump seal and drain cock to drain the pump body, drain cock shall be mounted at the lowest portion of the pump body to allow complete drainage of pump housing.

The pump and water-cooled diesel power unit assembly shall be mounted on a sub-frame on the upper right side of the apparatus above the main pump module and in such a manner so as to

Type 3 Wildland Fire Apparatus

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Grant, M. Page 19 of 58 07/11/2025 eliminate vibration while operating and will provide suitable access (to be determined at the pre-construction conference) for performing routine maintenance. The pump and power unit assembly shall be designed so the entire assembly may be easily removed as a unit to gain access to plumbing or components below.

A louvered hinged cover with suitable latches shall be provided over the pump and power unit assembly. The area around the assembly shall remain open for maintenance and air circulation and the radiator shall be located behind a removable or swing-away metal screen. All parts on auxiliary pump, power unit and bracketing shall be commercially available-no proprietary parts.

The pump power unit shall be a minimum 24 hp, 3-cylinder in-line, overhead valve, four-cycle, water cooled, diesel engine. The auxiliary pump unit shall be capable of continuous operation while ascending or descending a 36% slope without causing internal engine damage due to the lack of oil or oil pressure.

Minimum auxiliary pump performance shall be as follows and will be provided in both vehicle binders that are delivered with each truck:

• 150 GPM @ 100 PSI

• 150 GPM @ 130 PSI

• 80 GPM @ 210 PSI

Minimum auxiliary pump performance at any 1.5 discharge shall be:

• 110 GPM at 100 PSI The pump power unit shall be furnished as follows:

• Dry element, direct mounted air filter.

• Stainless steel air intake ember screen of 304 stainless-steel 20 meshes per square inch with 51.4 percent open area for the aux pump intake.

• Exhaust system equipped with USFS disc type approved spark arrestor and appropriate heat shields to protect various components and personnel from heat related damage/injuries. The exhaust system shall be routed vertically above the fire apparatus discharged away from any working surfaces and be manufactured from heavy duty aluminized steel exhaust pipe to meet the manufacturer’s specifications. (CAL FIRE to approve design)

• Spin on automotive type fuel and oil filters that meet the engine manufacturer specifications.

• Fuel system shall be designed to draw fuel from the apparatus fuel tank using an inline 12-volt automotive electric fuel pump, Stewart Warner #235A-D or equivalent. The fuel tank pick-up tube shall be designed to ensure the auxiliary engine will not exhaust the fuel supply of the vehicle. (minimum 15-gallon reserve)

• A marine grade one-way check valve shall be installed in the fuel line to eliminate the possibility of air locks in the fuel line and prevent the inability of the auxiliary pump engine to start instantaneously.

• A ½-inch crankcase oil drain extension line will be routed in such a fashion as to facilitate oil an efficient and clean oil change, this hose will extend down to be even with the bottom of the lower frame rail and be labeled.

Type 3 Wildland Fire Apparatus

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• An Aeroquip, or equivalent style hose, threaded fittings and drain plug will be used. The hose will be permanently marked as “Aux Oil Drain”

• 12-volt electric start.

• The auxiliary engine battery storage will be integrated into the chassis battery compartment (Reference Section 10.27 Battery Compartment).

• The auxiliary pump will not charge the truck batteries.

• One (1) set of spare wiring for cab console.

• The engine oil dipstick will be at the same level of height as the valve cover on the auxiliary engine.

• The oil pressure sensor will be mounted to the engine block with steel fittings only. No other fittings for this will be accepted.

• The low engine idle for the auxiliary pump will be set at 1200 RPM’s.

• An auxiliary pump shall have cooling ability. A line will be installed for the auxiliary pump output that uses ⅛-inch inside diameter (I.D.) hose 300 psi minimum and will travel to the tank fill tower and drain inside facing down and have a check valve installed for priming purposes. This line will always flow water when the auxiliary pump is running and drain back into the tank. If larger than ⅛-inch I.D. hose is used, then an orifice tube to reduce the flow to ⅛-inch will be installed. (or equivalent)

• The fuse panel for the auxiliary pump shall be located to the rear of the auxiliary fire pump with easy access for servicing.

• The auxiliary pump cooling system will be finalized at the pre-construction conference.

5.7 Fire Pump Mounting

The pump (main and auxiliary) shall be installed in the apparatus in such a manner that other assemblies, plumbing and mounting hardware do not hinder removal of the fire pump with minimal effort and downtime. In addition, it shall be designed so that repairs can be made in a timely manner. The pump gear case(s) shall be mounted integral to the fire pump. All brackets used in mounting the pump shall be constructed of a minimum ⅜-inch steel plate with SAE Grade 8 bolts. The manufacture of the mounting brackets and installation shall be done in such a fashion as to ensure the fire pump(s) may be easily removed for repairs. The removal of the pump shall be able to be accomplished without having to cut or distort the mounting brackets, air cylinders, hoses, plumbing, and wiring. The fire pump pressure/volume controls shall not interfere with removal. The liberal use of Victaulic couplings, or equivalent, to facilitate the easy removal of the fire pump is required (See Section 7.18 Plumbing, General).

To ensure proper ground clearance due to the off-road capabilities of the apparatus, the main pump, plumbing, and required pump drivelines shall not extend below the chassis driveline or interfere with the chassis “brake-over” angles. All related plumbing and components shall be mounted as high as possible between the chassis frame rails. Pump location to be finalized at the pre-construction conference.

5.8 Anodes

Liberal application of easily replaceable sacrificial catalytic action ¾-inch magnesium anodes shall be installed to protect the pump and plumbing manifolds. The location of the anodes will be specified in the drawings of the pump and plumbing.

Type 3 Wildland Fire Apparatus

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5.9 Test Plate

A main pump test plate shall be provided at the left pump operator’s panel stating the rated RPM, discharge volume and pressures verified at the pump acceptance certification test.

6.0 PUMP CONTROLS REQUIREMENTS

6.1 Pump Panels

Two (2) brushed 14-gauge black finished (no vinyl) pump control panels shall be fabricated and installed on the left and right side of the apparatus. All gauges, valves, switches, lights, and fittings shall be connected as determined at the pre-construction conference. The panels and all components (i.e., gauges lights, etc.) shall be attached using stainless steel fasteners.

The right-side pump panel shall be 25 X 48 inches (±3 inches). The following outlets and inlets shall be vertically mounted on the right pump panel: one (1) 1½-inch minimum discharge and one (1) 2½-inch gated suction inlet. Additional outlets may be mounted to accommodate larger pump application. The exact size and configuration of the right-side pump panel and components will be determined at the pre-construction conference.

The pump operators control panel shall be located on the left side of the apparatus and feature a full width vertically hinged minimum 12-inch-tall pump gauge access panel. A positive Southco C2-32-15 latch or equivalent shall be used to allow quick access. The left side pump panel size shall be 26 X 48 inches (±3 inches). Both side pump panels shall be designed to be completely and easily removable for access and servicing of valves, plumbing or related pump module components if necessary.

Pump panel trim plates fabricated from 14-gauge T304L polished stainless steel shall be provided around each discharge and suction intake valve and control handles. The trim plates shall be designed to allow for removal and accessibility to the respective valve for service or repairs.

Both pump panels shall have an 8-inch deep running board, manufactured of aluminum, powder coated body color galvanized steel, or stainless-steel grip strut and must match the rear bumper step surface. All step surfaces will be designed for safety and the ability to clear mud and debris from the stepping surface without extensive washing. All step surfaces will be designed to drain water and fluids away from the step.

For quantity, size and location of valves and controls reference Section 7.0 VALVES AND

PLUMBING REQUIREMENTS.

6.2 Cab Console

A center console fabricated from either 14 GA steel or ⅛-inch Aluminum (minimum), with a black powder coat finish shall be mounted to the cab floor between the front bucket seats and be able to get the engine access cover off with bolts and nylon lock nuts. The console mounting shall be done in such a fashion as to secure the console to the cab floor frame and not compromise the cab roll-over integrity. The console shall have a two-piece top, a removable front panel, and a form/map book compartment. The console dimensions may vary due to the chassis manufacturer or seat style but shall be of the maximum size allowable to fit between the front

Type 3 Wildland Fire Apparatus

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Grant, M. Page 22 of 58 07/11/2025 bucket seats, while ensuring allowances for seat belt access, engine doghouse removal and rear seat leg room. The overall height shall not exceed the height of the front seat cushions.

The console shall have a removable form/map box sized to utilize the maximum space available and will be deep and wide enough to house 8½ X 11-inch binders from left to right as to allow for the binders to be placed side by side with the bounded…