Patent ID: 7096225

Claim:
A computer-implemented communication conduit maintenance managing method, comprising the steps of: accumulating and managing road network information using a road information database; accumulating and managing facilities information which is useful for setting a conduit using a facilities database together with auxiliary information including a place of facilities, a person-in-charge, and a facilities using condition; accumulating and managing a name of an obstacle/limitation against the setting of the conduit, using an obstacle/limitation database, together with accessory information including contents of obstacle/limitation, a place, a period of time, and an avoiding condition of obstacle/limitation; accumulating and managing electronic map information using an electronic map information database; and appropriately renewing the road information database, the facilities database, the obstacle/limitation database, and the electronic map information database, and carrying out maintenance and management of an existing communication conduit while referring to these databases, wherein when a style of the electronic map information is different from a style of the electronic map information in the electronic map information database, the electronic map information is converted, the converted electronic map information is accumulated and managed in the electronic map information database, and maintenance and management of the existing communication conduit are carried out.