CONSTRUCTION METHOD OF ELEVATED BRIDGE

摘要

PROBLEM TO BE SOLVED: To provide a construction method of an elevated bridge capable of moderating the traffic jam resulted from a traffic regulation according to the construction of a jointing part, in a construction method of the elevated bridge comprising horizontally erecting a girder above an existing road and inclining the girder at a prescribed gradient to construct a ramp part. SOLUTION: When a jointing bridge girder 2 is assembled in an underground space part 1 formed by digging the existing road R, and the bridge girder 12 horizontally erected above the existing road is inclined at a prescribed gradient to construct the ramp part A2, the jointing bridge girder 2 is inclined at the prescribed gradient to construct the jointing part A1 for connecting the ramp part A2 to the existing road R. COPYRIGHT: (C)2004,JPO