Engineers, machine attendants, switchboard operators, and helpers shall study and strictly observe the following, in addition to all the general rules in §§ 39.331-39.405 (relating to rules for employes-general precautions; general operations; handling live equipment and lines; killing supply equipment and lines; and making protective grounds), which apply to their work.
34 Pa. Code § 39.411
This section cited in 34 Pa. Code § 39.461 (relating to general requirements); 34 Pa. Code § 39.471 (relating to general requirements); and 34 Pa. Code § 39.491 (relating to general requirements).