; and (ii) provides for the long-term, cost-effective, efficient and timely management of facilities and vegetation within the width of the right-of-way and adjacent Federal lands to enhance electricity reliability, promote public safety, and avoid fire hazards. (B) Owner or Operator The terms owner and operator include contractors or other agents engaged by the owner or operator of a facility. (C) Hazard tree The term hazard tree means any tree inside the right-of-way or located outside the right-of-way that has been found by either the owner or operator of a transmission or distribution facility, or the Secretary or the Secretary of Agriculture, to be likely to fail and cause a high risk of injury, damage, or disruption within 10 feet or less of an electric power line or related structure if it fell. (c) Response to emergency conditions If vegetation on Federal lands within, or hazard trees on Federal lands adjacent to, an electrical transmission or distribution right-of-way granted by the Secretary or the Secretary of Agriculture has contacted or is in imminent danger of contacting one or more electric transmission or distribution lines, the owner or operator of the transmission or distribution lines— (1) may prune or remove the vegetation to avoid the disruption of electric service and risk of fire