烟台最大互通立交建成通车

Core Viewpoint - The completion of the Port City West Street Interchange marks a significant breakthrough in the construction of Yantai's expressway network, enhancing traffic efficiency and supporting urban spatial optimization [1][5]. Group 1: Project Overview - The Port City West Street Interchange is designed in a cloverleaf shape, featuring a total length of 1.3 kilometers for the north-south main line and 2.1 kilometers for the east-west main line, with 8 turning ramps and 2 distribution roads [4]. - The interchange facilitates traffic conversion between the Derun Expressway and Port City West Street, with seamless connections to the main bridge [4]. Group 2: Construction Details - Construction began on October 1, 2022, with the China Railway Tenth Bureau overcoming various challenges, including safety pressures, high precision in lifting, and heavy traffic flow [5]. - The project utilized BIM+ technology to optimize construction plans and enhance resource allocation, resulting in the early completion of the interchange [5]. Group 3: Strategic Importance - The interchange serves as a crucial hub in Yantai's expressway network, contributing to the "two verticals and one horizontal" strategic layout, and is expected to inject strong momentum into the development of a modern, efficient, and eco-friendly transportation system [5].