VIBRATION-PROOFING DEVICE FOR SUBWAY AND METHOD FOR REPLACING RUBBER SUPPORT IN THE SAME DEVICE

摘要

PROBLEM TO BE SOLVED: To facilitate replacement of a rubber support in a vibration-proofing device for a subway. ;SOLUTION: Rubber supports 16 are placed on a bottom surface of a tunnel 10, and a vibration-proofing slab 17 is placed on the rubber supports 16. Steel pipes 24 are buried in the vibration-proofing slab 17 at four of forward/back and right/left positions, and cylindrical protective cases 34 are provided to stand above the steel pipes 24. A roadbed 20 is laid on the vibration-proofing slab 17, upper end parts of the protective cases 34 are exposed, and caps 35 are put on upper end opening parts of the protective cases 34.;COPYRIGHT: (C)1999,JPO