Emergency discontinuance, reduction, or impairment of service
(c) Emergency discontinuance, reduction, or impairment of service means any discontinuance, reduction, or impairment of the service of a carrier occasioned by conditions beyond the control of such carrier where the original service is not restored or comparable service is not established within a reasonable time. For the purpose of this part, a reasonable time shall be deemed to be a period not in excess of the following: 10 days in the case of public coast stations; and 60 days in all other cases.