REINFORCED STRUCTURE OF EXISTING RAILWAY BRIDGE

摘要

PROBLEM TO BE SOLVED: To provide a reinforced structure of an existing railway bridge capable of reinforcing the existing railway bridge in which ballast and sleepers are installed on a floor construction formed of back plates installed on the upper surfaces of beams and rails are fixed onto the sleepers with a simple structure and at a low cost in a short period.;SOLUTION: When the existing railway bridge 1 in which the ballast 7 and sleepers 8 are installed on the floor construction formed of the back plates 6 installed on the upper surfaces of the beams 4 and 5 and the rails 9 are fixed onto the sleepers 8 is reinforced, a reinforced floor construction 11 is installed on the upper surfaces of the beams 4 and 5, the sleepers 8 or reinforcement rigid materials 8a for rigidly reinforcing the sleepers 8 are installed on the reinforcement floor construction 11, and the rails 9 are installed on the sleepers 8.;COPYRIGHT: (C)2003,JPO