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22:57 Apr 24, 2008
English to Spanish translations [PRO] Tech/Engineering - Mechanics / Mech Engineering
English term or phrase:Fixed jacks
Trucks and railroad cars. (1) The brakes of highway trucks shall be set and wheel
chocks placed under the rear wheels to prevent the trucks from rolling while they are boarded
with powered industrial trucks.
(2) Wheel stops or other recognized positive protection shall be provided to prevent railroad
cars from moving during loading or unloading operations.
(3)¨***Fixed jacks**** may be necessary to support a semitrailer and prevent upending during the
loading or unloading when the trailer is not coupled to a tractor.
(4) Positive protection shall be provided to prevent railroad cars from being moved while
dockboards or bridge plates are in position.