Define caution. caution synonyms, caution pronunciation, caution translation, English dictionary definition of caution. n. 1. a. Careful forethought to avoid danger or harm. b. Close attention or vigilance to minimize risk: The car proceeded over the rickety bridge with...
Under US standards for mobile cranes, the stability-limited rated load for a crawler crane is 75% of the tipping load. The stability-limited rated load for a mobile crane supported on outriggers is 85% of the tipping load.
Gantry cranes are a type of crane built atop a gantry, which is a structure used to straddle an object or workspace.They are also called portal cranes, the portal being the empty space straddled by the gantry.y contrast, the supporting structure of an overhead crane is fixed in location, often in the form of the walls or ceiling of a building, to which is attached a movable hoist running overhead along a rail or beam (which may itself move).