双层四线公铁两用钢桥整孔架设用3000t/120m特种架桥机方案设计  

Scheme Design of 3000t/120m Special Bridge Erection Machine in Whole-span Erection of Double-layer Four-line Railway and Highway Bi-purposed Steel Bridge

作　　者：黄耀怡 王利英[3] 

机构地区：[1]郑州新大方重工科技有限公司,郑州450064 [2]中铁第五勘察设计院集团有限公司,北京102600 [3]华北水利水电学院机械系,郑州450046

出　　处：《铁道建筑技术》2010年第2期5-9,共5页Railway Construction Technology

摘　　要：介绍用于整孔架设双层四线公铁两用钢桁桥的特种架桥机的方案设计。该架桥机额定架设跨度120 m,架设梁重3 000 t,被架梁断面尺寸高×宽为12.0 m×32.74 m。这是迄今为止世界上最大架设跨度、最大架设梁重、最大架梁断面的特种架桥机方案设计。This paper introduces the scheme design of a special bridge erection machine which is used for the whole-span erection of double-layer four-line railway and highway bi-purposed steel bridge.This machine has a rated erection span 120 m,rated girder weight 3 000 t and the erected girder section height×width=12.0 m×32.74 m.Up to now about this scheme design of special bridge erection machine,its span,erected girder weight,section size are the biggest in the world.

关 键 词：特种架桥机 公铁两用钢桥 大跨度桥架桥方案设计 

分 类 号：U445.36[建筑科学—桥梁与隧道工程]