(a) An approved helmet (safety hard hat) shall be required to be worn by all employees while within working areas, with the exception of self-contained areas such as truck cabs and field offices.
053-4 Wyo. Code R. § 4-1
(a) An approved helmet (safety hard hat) shall be required to be worn by all employees while within working areas, with the exception of self-contained areas such as truck cabs and field offices.
053-4 Wyo. Code R. § 4-1