为上海杨浦大桥主桥施工的桥面吊机及管理上海基础工程公司李善荣杨浦大桥是上海黄浦江上继南浦大桥后的第二座大桥．它与南浦大桥构成上海内环线两个过江枢纽。杨浦大桥的建成将对解决上海地区过江难，以及开放开发浦东有着重要的作用。杨浦大桥主桥结构形式为双塔双索面... Bridge crane construction for the main bridge of Yangpu Bridge in Shanghai and management of Shanghai foundation engineering company Li Shanrong The Yangpu Bridge is the second bridge after Shanghai Nanpu Bridge on the Huangpu River in Shanghai. Nanpu Bridge and it constitute the inner ring two cross-river hub. The completion of the Yangpu Bridge will play an important role in solving the cross-river difficulties in Shanghai and opening up and developing the city. Yangpu Bridge main bridge structure for the twin towers double cable plane ...