Each one-call notification system shall perform the following duties:
(a) Provide highest priority to notices concerning the discovery of underground facilities that have unknown operators or are in danger of failing;
(b) Conduct a continuing program to:
(1) Inform excavators of the one-call notification system's existence and purpose and their responsibility to notify the one-call notification system of planned excavation and demolition and to protect underground facilities; and
(2) Inform operators of the responsibility to participate in the one-call notification system, to respond to a notice relating to a planned excavation and demolition and to designate and mark facilities according to the provisions of this Part; and
(c) Provide a means by which contact information provided by the member operators can be obtained for the purpose of learning the location of underground facilities for design purposes; and
(d) Provide an Automated Positive Response (APR) system for mandatory use by excavators and member operators, where determined by the one-call notification system to be technologically and economically practical.