To shorten time until recovery from emergency, by presenting candidates for emergency recovery construction method, the candidates matching a damage state to an accident site side through a communication terminal.

In the emergency recovery support method, information on the accident site is transmitted to a business establishment terminal 120 from a mobile terminal 110 carried by a person in charge of work at the accident site. The information on the accident site comprises information indicating the site state, information on the damage state, and the like. The business establishment terminal 120, based on the information on the accident site and a recovery construction method database, selects candidates for appropriate emergency recovery construction methods matching the damage state, wherein candidates by which work may be carried out more smoothly when determined from skill level of a worker at the accident site are taken as higher candidates. The business establishment terminal 120 transmits information on candidates of selected emergency recovery construction methods with order information added thereto to the mobile terminal 110. On a display unit of the mobile terminal 110, the candidates of emergency recovery construction methods matching the damage state are displayed. The person in charge of work can select an appropriate emergency recovery construction method without worrying about determination on what emergency recovery construction method is to be adopted.