500t汽车式起重机在既有铁路换梁施工中的应用

500t Crane Used in Construction of Railway Changing Beam

本文以京九上行线上跨陇海线的宋木林特大桥换梁施工为例,阐述了500t汽车式起重机在既有铁路换梁施工中的应用,重点叙述了换梁施工方案、施工注意事项以及施工要点的基本施工程序。

Based on jingjiu up line on cross Long Hai Xian Song Mulin beam on the construction of the large bridge as an example,this paper expounds the 500 t crane in construction of the beam on existing railways,focused on the beam construction scheme,construction matters needing attention and main points of the construction of the basic construction procedures.