A-A-58004 Truck, Fire Fighting, Water Tanker, 4,000 Gallon CapacityThis commercial item description \(CID\) covers a commercial water tanker truck. The tanker has a 6x4 chassis with a diesel engine and an automatic transmission; a two person cab with two doors; a 4,000 gallon water tank; a 1,250 gallon per minute \(gpm\) fire pump; equipment compartments; and hose. The water tanker truck is intended to: store and transport water over paved roads, gravel roads, or unimproved surfaces, and draft, pump, and transfer water in support of brush, structural, and aircraft fire fighting vehicles.

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A-A-58004F

and controls shall be within reach of the driver and right front crew member. Siren activating

foot switches shall be located in front of the driver and the right front crew member. The siren

speaker shall be rated at 100 watts minimum and shall be located in a guarded position as low

and as far forward on the vehicle as practical.

2.4.5.2 Horn. Dual forward facing air horns shall be installed in protected locations near the front

of the truck. Air horn activating foot switches shall be located in front of the driver and the right

front crew member.

2.4.6 Work lighting.

2.4.6.1 Cab interior lights. Cab interior light levels shall be a minimum of 2 foot-candles.

2.4.6.2 Compartment lights. White lighting sufficient to provide an average minimum

illumination of 2 foot-candle shall be provided in each compartment greater than 4 cubic feet and

having an opening greater than 144 square inches. Where a shelf is provided, this illumination

shall be provided both above and below the shelf. Lights shall automatically illuminate only

when the respective door is opened and the vehicle electrical master switch is in the "on"

position. Light switches shall be of the magnetic (non-mechanical) type.

2.4.6.3 Ladder, step, walkway, and area lights. Non-glare white or amber lighting shall be

provided at ladders and access steps where personnel work or climb during night operations.

These area lights shall be controlled with switches on the cab instrument panel and near the light

sources.

2.4.6.4 Spotlights. Two halogen spotlights rated at 160,000 candlepower (CP) minimum each

shall be mounted on the cab roof and controlled from inside the cab.

2.4.7 Scene lights. A total of 8 12-volt LED high-mounted floodlights shall be provided to

illuminate the work areas around the tanker: two on each side, two at the rear, and two in the

front. Individual switches shall be located in the work areas and on the instrument panel. A

switch shall be provided to control the lights on the left side of the tanker, a second switch shall

be provided to control the lights on the right side of the tanker, and a third switch shall be

provided to control the lights at the rear of the tanker. A separate switch for the front lights shall

be located on the instrument panel only. Three way switches shall be used.

2.4.8 Radio circuit. The vehicle shall have two separate 30 amp circuits, with breakers and at

least 6-foot of wire routed to a space provided adjacent to the driver and turret operator for

purchaser provided radios and other electrical equipment. The wiring shall be tagged indicating

its purpose.

2.4.9 Radio Antennas. An antenna mounting base with coaxial cable and waterproof cap shall be

provided for 2 way radios. The mount shall be located on the cab roof to the rear of the front

passenger's seat and will be clear of any obstructions. The cable shall be routed from the roof to

the center console, length of the cable shall be determined at Post Award.