Exceptions to Lockout Procedure

The lockout procedure must be followed for work on any machinery, except when the 

Work on cord- and plug-controlled equipment where energization is controlled by unplugging the equipment and the plug remains under the exclusive control of the employee performing the work. 

Hot tap operations involving gas, steam, or water lines where continuity of operation is essential and shutdown is impractical. In this case, established procedures for the specihc hot tap operation (as listed on the applicable instruction sheet) must be followed and special equipment designed to protect employees from the zone of danger must be used. 

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