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50 FR 4082, Jan. 29, 1985, unless otherwise noted.
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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.