57.10008—Riding tramways.
Persons other than maintenance persons shall not ride aerial tramways unless the following features are provided.
(a)
Two independent brakes, each capable of holding the maximum load;
(b)
Direct communication between terminals;
(c)
Power drives with emergency power available in case of primary power failure; and
(d)
Buckets equipped with positive locks to prevent accidental tripping or dumping.