Aircraft owners and their pilots and agents shall be responsible for the prompt disposal
of disabled aircraft and parts thereof unless otherwise directed by proper federal
authorities. Should the owners, their pilots or agents, fail to comply, the manager
is authorized, in order to restore flight services, to remove damaged aircraft and
parts from the landing area, ramp and apron areas, or the airport at the expense of
the aircraft owners, their pilots or agents, without liability for damage which may
result in the course of such removal.