WAC 296-806-44502
WAC 296-806-44502. Safeguard ironworkers point of operation
You must safeguard the different operating stations on ironworkers according to requirements for all machines, safeguarding methods, WAC 296-806-20042 through 296-806-20058 .
EXEMPTION:
If the point-of-operation opening is one-fourth inch or less, safeguarding is not required.