(1) Upon receipt of the information contained in the notice pursuant to section 76-2321, an operator shall advise the excavator of the approximate location of underground facilities in the area of the proposed excavation by marking or identifying the location of the underground facilities with stakes, flags, paint, or any other clearly identifiable marking or reference point and shall indicate if the underground facilities are subject to section 76-2331. The location of the underground facility given by the operator shall be within a strip of land eighteen inches on either side of the marking or identification plus one-half of the width of the underground facility. If in the opinion of the operator the precise location of a facility cannot be determined and marked as required, the operator shall provide all pertinent information and field locating assistance to the excavator at a mutually agreed to time. The location shall be marked or identified using color standards prescribed by the center. The operator shall respond no later than two business days after receipt of the information in the notice or at a time mutually agreed to by the parties.
(2) The marking or identification shall be done in a manner that will last for a minimum of five business days on any nonpermanent surface and a minimum of ten business days on any permanent surface. If the excavation will continue for longer than five business days, the operator shall remark or reidentify the location of the underground facility upon the request of the excavator. The request for remarking or reidentification shall be made through the center.
(3) An operator who determines that it does not have any underground facility located in the area of the proposed excavation shall notify the excavator of the determination prior to the date of commencement of the excavation.