Texas Utilities Code - UTIL § 251.159. Excavation Damage

(a) If an excavation operation results in damage to an underground facility, the excavator shall immediately contact the underground facility operator to report the damage.

(b) If the excavator is not certain of the operator's identity, the excavator shall contact a notification center to report the damage, and the notification center shall immediately notify all other affected notification centers. Immediately on receiving notification, each notification center shall contact each member operator that has underground facilities in or near the area in which the damage occurred.

(c) Only the operator or a person authorized by the operator may perform repairs, and the repairs must be made in an expeditious manner.

(d) An excavator shall delay backfilling in the immediate area of the damage until the damage is reported to the operator and a repair schedule is mutually agreed to by the excavator and the operator.

(e) If damage endangers life, health, or property because of the presence of flammable material, the excavator shall keep sources of ignition away.