1机械设备的配备与布局珠海大桥施工水域宽，主墩高度20m以上，80％的基桩在水中，为施工需要，先后从日本购进4台20～40t多田野轮胎吊，另外加工10组浮箱，每组浮箱实用面积为240m2不等；全桥混凝土用量超过16万m3，为保证工期和质量，采用泵送混凝土浇注，购进4台SM57混凝土 A mechanical equipment and layout Zhuhai Bridge construction of wide water, the main pier height of 20m above, 80% of the pile in the water, for construction needs, has purchased from Japan 4 sets of 20 ~ 40t Tien Tire hanging, the other 10 groups Pontoon, each pontoon practical area of ​​240m2 ranging from; full-bridge concrete consumption of more than 160,000 m3, in order to ensure the construction period and quality, the use of pumping concrete pouring, the purchase of four SM57 concrete