The owner or operator of a high voltage line shall perform any act that is reasonably necessary to carry out the safety measures required by § 6-107 of this title to guard effectively against accidental contact with the high voltage line: after notification from a person who intends to perform an activity listed under § 6-106 of this subtitle within 10 feet of a high voltage line; after the person who intends to perform the activity has made any appropriate arrangements; and within a reasonable time. This section does not require an owner or operator of a high voltage line to: bear the expense of any safety measure required by this title; or de-energize or ground any high voltage line if doing so would: substantially interfere with service to the public; or endanger the health, safety, or welfare of the public.