Requirements for approval.

1. A person who desires to be approved by the Division as a certifying authority of tower cranes or cranes which are used to erect and dismantle tower cranes must submit to the Division proof that he or she: (a) Has completed at least 5 years of employment as an inspector of cranes; (b) Has completed at least 5 years of employment as a representative of a manufacturer of cranes; (c) Is approved in another state as a certifying authority of cranes or the equivalent of a certifying authority, if the Division determines that the requirements of the State for approval of a certifying authority are substantially equivalent to the requirements set forth in NAC 618.365 to 618.370 , inclusive, and 618.380 to 618.385 , inclusive; or (d) Has devoted at least 1,000 hours to the mechanical and structural maintenance and repair of cranes during the last 5 years of employment. 2. In addition to the requirements set forth in subsection 1, a person who desires to be approved as a certifying authority of tower cranes or cranes which are used to erect and dismantle tower cranes must pass: (a) A written or oral examination on the applicable standards adopted by reference pursuant to NAC 618.358 ; and (b) A practical examination which demonstrates the ability of the person to: (1) Examine visually the welds and attachments of the critical members of a crane; (2) Conduct a rated load test; and (3) Inspect and test a crane for compliance with the requirements set forth in the standards adopted by reference pursuant to NAC 618.358 .