METHOD FOR CONSTRUCTING RAILROAD ELEVATED BRIDGE

摘要

PURPOSE:To reduce the number of members and execute economical construction in a short term. CONSTITUTION:In a construction method wherein a longitudinal beam l to which a rail or a track skeleton is fixed directly is used, bridge piers 2 are erected on both sides of a track, and a crossing beam 3 to cross the track is fixed between the bridge piers 2 on both sides. The longitudinal beam 1 is fixed at the upper part of the cross beam 3 in parallel to the track.