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1 概述 1.1 工程概况 同三国道安亭立交桥位于上海市嘉定区安亭镇,是同三国道上海段A1-1标段中的重点控制工程,其中Pm0～Pm1墩间为钢-混凝土结合梁,设计以A=50°斜交上跨沪宁高速公路,其下为安亭镇交通要道外青松公路,公路周围管线密布,交通繁忙,两侧有2.0m高的浆砌片石分隔带,且上方有2
1 Overview 1.1 Project Overview The Anting National Highway Anting Overpass is located in Anting Town, Jiading District, Shanghai. It is a key control project in the A1-1 section of the same section of Shanghai-Sanming National Highway. The Pm0-Pm1 pier is a steel-concrete composite beam, Designed to cross at A = 50 ° across the Shanghai-Nanjing Expressway, next to Anting Town traffic outside the Ching Chung Road, the road around the pipeline, heavy traffic, on both sides of the 2.0m high mortar stone partition, and the top There are 2