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|  MIL-S-62294B(AT)
for transporting, while connected to or separated from the towing vehicle. The fully equipped
semitrailer shall evidence no part failure, deformation, permanent set or interference between
parts when towed under each of the conditions specified in Table I.
TABLE I. Performance.
Speed
Condition
Payload
(minimum)
Unimproved roads; other
reasonably hard, uneven
terrain
None
30 mph
Unimproved roads; other
reasonably hard, uneven
terrain
Rated payload
10 mph
Highways
None
55 mph
Highways
Rated payload
55 mph
* 3.3.1 Turning ability. The semitrailer shall be capable of assuming a 90 degree angle to a
coupled truck tractor without cramping and without damaging the semitrailer or the truck tractor.
* 3.3.2 Brake performance. The service brakes shall stop the truck tractor-semitrailer
combination, with the semitrailer loaded with specified payload, within the stopping distance
requirements of Federal Motor Carrier Safety Regulation 393.52. Requirements shall be met
with a truck tractor loaded to its full rated gross vehicle weight (GVW) and gross combination
weight (GCW).
3.3.3 Tracking ability. The semitrailer shall conform to the tracking ability requirements of
Federal Motor Carrier Safety Regulation 393.70(a).
*
3.4 Payload and distribution.
* 3.4.1 Rated payload capacity. The rated payload capacity, evenly distributed over the load
space, shall be not less than 40,000 pounds. The semitrailer shall be capable of supporting
20,000 pounds in any 10-foot length of loadspace. The load space is defined as the total length
of the platform including both lower deck (main) and kickup (gooseneck) deck, and not less than
the forward 6 feet of the hydraulic rear ramp. The semitrailer shall be suitable for the
concentrated, pin point, and localized stresses caused by mobile loads being driven onto the
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