SHIELD MACHINE, AND CONSTRUCTION METHOD OF UNDERGROUND SPACE USING THE SAME

摘要

PROBLEM TO BE SOLVED: To provide a shield machine improving work efficiency and work environment, shortening a construction period and reducing a construction cost and a shield machine cost by reducing the frequency of excavation and connected parts. SOLUTION: The shield machine has a pair of first boring machines 12a, 12b disposed at a predetermined space, and a second boring machine 14 connecting the opposed faces of the pair of first boring machines 12a, 12b to each other on one side face side adjacent to the opposed faces. A driving part 40 of the second boring machine 14 is provided inside the first boring machines 12a, 12b. COPYRIGHT: (C)2006,JPO&NCIPI