Texas Utilities Code - UTIL § 251.153. Duty of Notification Center

(a) At the time an excavator provides a notification center with the excavator's intent to excavate, the notification center shall advise the excavator that water, slurry, and sewage underground facilities in the area of the proposed excavation may not receive information concerning the excavator's proposed excavation.

(b) Not later than two hours after the time the notification center receives a notice of intent to excavate from an excavator, the notification center shall provide to every other affected notification center operating in this state the information required by Section 251.152 and received from the excavator. The notification center shall provide the information by the use of high speed data transmission.

(c) Not later than two hours after the time the notification center receives a notice of intent to excavate from an excavator or from a different notification center, the notification center shall notify each member operator that may have an underground facility in the vicinity of the proposed excavation operation.