If there will be more than one crew, department, or group
involved in the activity, a single authorized employee must be designated to coordinate
affected workforces and to ensure continuity of protection [29 CFR 1910.147(f)(3)(ii)(C)].
Each authorized employee must affix a personal lockout or tagout
device as required in the standard when work begins and remove it when work is completed [29 CFR 1910.147(f)(3)(ii)(D)].