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双导梁步履式架桥机是先进的桥梁架设施工设备,在施工中必须考虑对所架梁体的保护。本文介绍在重型梁架设中采用的3吊点起升方案和起重行车特点及其吊具设计,并论述其优点及设计要点。
Double guide beam walking bridge machine is an advanced bridge erecting construction equipment, in the construction of the beam must be taken into account the protection. This paper introduces the lifting plan of 3 lifting points and the characteristics of crane and its spreader design used in the erection of heavy beams, and discusses its advantages and design points.