上海国际航运中心洋山深水港区一期工程项目已列入上海市“十五”计划实施的重大基础设施建设项目。本文通过对一期工程港区进港主干道总体方案的设计比选,阐明洋山深水港区疏港通道采用高架立体交通的合理性。1 工程概况洋山深水港区工程位于杭州湾口东北部、南汇芦潮港东南的崎岖列岛大小洋山海区。该处自然水深及航道条件优越,是距上海最近的具有15m以上 Shanghai International Shipping Center Yangshan Deepwater Port Phase I Project has been listed in Shanghai’s “10th Five-Year Plan” for the implementation of major infrastructure projects. This article through the first phase of the project into the harbor main road design and comparison of the general plan to clarify Yangshan deep-water port sparse passageway using elevated three-dimensional traffic is reasonable. 1 Project Overview Yangshan deepwater port project is located in the northeast of Hangzhou Bayou, Nanhui Luchaigang southeast of the rugged islands size Yangshan sea area. The Department of natural depth and waterway conditions are superior, is the recent from Shanghai with more than 15m