详细阐述了预制箱梁海上新的吊装工艺和控制方法,包括吊具设计、浮吊改造、运输驳改造。
The advanced hoisting technique and control method of prefabricated box girder over sea including spreader gear design, floating crane improvement and transport barge have been expounded in details.
箱梁的预制是钢筋混凝土斜拉桥施工中的重要环节,它直接影响到主桥施工的吊装进度和拼装精度。
To prefabricate box-girder is important in concrete cable-stayed bridge construction, it affects directly the main bridge construction of assembly progress and packing accuracy.
箱梁的预制是钢筋混凝土斜拉桥施工中的重要环节,它直接影响到主桥施工的吊装进度和拼装精度。
To prefabricate box-girder is important in concrete cable-stayed bridge construction, it affects directly the main bridge construction of assembly progress and packing accuracy.
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