To limit the probability that vapours generated by the loading and unloading operations will accumulate in or near adjacent buildings, tanks or facilities, which could lead to the ignition of the vapours from an ignition source in or near such adjacent buildings or facilities, which could lead to a fire or explosion, which could lead to damage to adjacent buildings or facilities.
To limit the probability that a fire originating in the loading or unloading area will spread to adjacent buildings, tanks or facilities, which could lead to damage to adjacent buildings or facilities.