These rules shall apply to all new installations and extensions, except that they may be waived or modified by the Illinois Commerce Commission. Instances of waiver or modification would include, but not be limited to, space limitations, temporary construction, or changes in technology. When the Commission waives or modifies these rules, it shall approve equivalent safety measures, including special working methods.
Ill. Admin. Code tit. 83, § 305.40
Amended at 17 Ill. Reg. 22043, effective December 15, 1993