Core Insights - The Yantai Urban Expressway project, undertaken by China Railway Construction Engineering Group, is a key livelihood project for Yantai City, with over 300 workers actively engaged in construction during the May Day holiday [2][3] - The overall cost of the project is approximately 1.131 billion yuan, facing challenges such as significant land acquisition and relocation, as well as high traffic volumes in construction areas [2] - Advanced technologies such as BIM and intelligent traffic monitoring systems are being utilized to optimize management and minimize traffic disruption during construction [2][3] Project Details - The construction of the Gongjiadao Interchange and Hongqi Road main line has entered a full construction phase, with a focus on overcoming traffic management difficulties [2] - The project employs factory prefabrication and precise on-site positioning for large-span steel beam installation, enhancing installation accuracy through laser positioning and dynamic stress monitoring [3] - A modular adjustable support system has been developed for cantilevered beams, utilizing automated tensioning equipment to control prestressing accurately [3] Future Impact - Upon completion, the project will facilitate a three-dimensional connection between major roads, significantly reducing commuting times in urban areas and enhancing the transportation network in the Jiaodong Peninsula [3]