永久桥
永久桥-
永久船闸桥机轨道梁吊装方案的研究
Study on Hoisting Program for Track Beams of Bridge Crane over Permanent Ship Lock
-
永久船闸的公路桥预制梁每根重114t，长34.7m，采用了3个平板单元纵向组合的超长车组运输。
Each highway bridge beam of permanent navigation lock weights 114 t and is 34.7 m long , which adopts a super long platform combination with 3 units in lengthways .