MIL-S-62294 Semitrailer, Stake: Two Level Decks, With Hydraulic Loading Ramp, 20 Ton, Modified CommercialThis specification covers a commercial, 20 ton stake semitrailer with upper gooseneck and lower main decks and a tandem axle. The semitrailer is fitted with a kickup gooseneck deck, lower main deck, hydraulic rear loading ramp, hydraulic winch, and an auxiliary engine. The semitrailer is intended for transporting cargo, fork lift trucks, and fork lift trucks with cargo. Each vehicle produced under this specification is a commercial item which is warranted by the manufacturer as specified in acquisition documents.

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MIL-S-62294B(AT)

torque shall provide continuous operation of the hydraulic system at the flow rate specified

(see 3.8.5), the pressure required to operate the winch (see 3.8) under maximum load at required

speeds, and operation of the ramp under maximum load.

3.8.5.5.1 Engine sound level. The engine noise level during winch and ramp operation shall be not greater than 84 dB(A). The noise level shall be measured at the operator's station adjacent to the mounted winch and ramp controls, or at the loudest point within reach of the remote

control cable with the operator standing on the ground.

* 3.8.5.6 Rechargeable electrical system. When specified (see 6.2), a rechargeable electrical system shall be furnished to drive the hydraulic ramp (and winch), in lieu of an auxiliary engine. The electric motor shall be mounted on the upper gooseneck in conjunction with the hydraulic pump. The electrical system shall include:

(a) 36 volt dc motor

(b) 375 ampere-hour industrial battery

(d) Pressure switches and control circuits

(e) Connections and cables for recharging the battery from a coupled truck tractor

(f) A weatherproof battery box.

* 3.9 Stake racks. When specified (see 6.2), stake racks shall be furnished. Stake racks around the main deck shall be not less than 60 inches high. The kickup racks shall be of such height that the tops of the racks shall be level with the tops of main deck racks. The front rack shall be a reinforced steel panel, capable of being removed when unbolted. The front panel shall be designed to sustain an end thrust of not less than 50 pounds per square foot, when interlocked with the adjacent side racks. The number of side sections shall be as required for the stake pockets specified in 3.7.1. All sections shall be easily removable without evidence of binding or jamming. All sections shall meet and fit so that locking devices engage and disengage freely and shall not require the use of other than small hand tools.

3.9.1 Stake rack construction. The stakes shall be either hardwood, fitted with a metal ferrule at the lower end; pressed steel not less than 10 gage (0.1345 inch) thick; or extruded aluminum of equivalent strength. When the racks are installed, the slats shall be inside the load space, with the upright posts outside. All corners shall be square. The front panel and side and rear racks shall be provided with heavy duty interlocking hardware. The rear rack sections shall be equipped with locking devices to lock the racks to the body. Slats in the side and rear racks shall be at least 13/16 by 3-5/8 inch finished dimensions. The slats in the bottom half of the racks shall be spaced as close together as practicable. The slats in the upper half shall be spread not less than 2 inches and not more than 3 inches apart. Stakes and slats, including hardware,