Utilicor Technologies, Inc. manufacturers a field-proven, keyhole coring and pavement reinstatement system, "Utilicoring", the process that features high quality rotary coring equipment and cost effective core bonding materials, has been approved by a number of transportation authorities in both Canada and the USA as a permanent pavement repair. The Utilicor system has been utilized since 1990, on thousands of keyhole excavations, with ZERO failures.