Nevada Administrative Code
Chapter 618 - Occupational Safety and Health
CRANES
Tower Cranes: Certificates of Operation
Section 618.370 - Expiration; violation of requirements for qualification

1. Except as otherwise provided in this section, a certificate of operation for a tower crane expires 1 year after the date on which it is issued.

2. Unless the tower crane remains erected at one location for at least 1 year, the certificate of operation for a tower crane expires on the date the tower crane is dismantled.

3. If a tower crane is repaired or modified in any way which affects the structural integrity of the crane, other than the addition or removal of sections to the mast of the crane or the addition of other components which are a permanent part of the tower crane in its working condition, such as a load block or rigging, the certificate of operation for the tower crane expires on the date the tower crane is repaired or modified.

4. If the Enforcement Section determines that any condition of a tower crane violates the requirements set forth in NAC 618.366, the Enforcement Section may require the owner or lessee of the tower crane to correct the violation and obtain a new certificate of operation for the tower crane before the tower crane is operated.