Minoru Harada and Zenichi Igarashi, Okumura Corporation; Satoshi Okuide, Hitachi Ltd; Yasuhiro Kitagawa, Hitachi Seibu Software Co Ltd
Our expert system aims at the optimum and fast plan making for shield-tunneling works. It is an expert system of applied design problems that integrates such advanced technologies as relational databases, AI, and computer-aided design (Cad). This expert system is able to design and draw a suitable shield machine with an automatic output of design calculations and also specify an optimum control range for the operation of shield-tunneling works. It is possible for a user to quickly make the construction plan for the shield-tunneling works, taking full advantage of the expertise stored in the expert system.