巍巍京西筑坦途

Core Viewpoint - The construction of the 108 New Line Expressway is progressing rapidly, aiming to enhance transportation in the western mountainous region of Beijing and improve disaster resilience and economic development in the area [2][8]. Group 1: Project Overview - The 108 New Line Expressway spans approximately 60 kilometers, connecting G5 Jingkun Expressway and traversing various national parks and scenic areas, ultimately reaching Hebei [2]. - The project features a challenging terrain with 41 bridges, 20 tunnels, and 9 interchanges, resulting in a bridge-tunnel ratio of 88% [2][8]. - The construction is being managed by Shoufa Group's Shoufa Construction Company, with full-scale operations currently underway [2]. Group 2: Construction Challenges - The construction site is characterized by steep terrain and complex geological conditions, necessitating the use of anti-slip chains on construction vehicles [5]. - The West Dadi Bridge is highlighted as a key engineering challenge, with significant depth and height requirements for its foundation [8]. - The project includes multiple crossings over rivers and railways, emphasizing the engineering difficulties faced during construction [7][8]. Group 3: Economic and Social Impact - The expressway is designed to improve connectivity for local towns, facilitating travel for residents and promoting local economic growth [7][8]. - Upon completion, the expressway is expected to alleviate congestion in the Beijing western corridor and enhance the rapid accessibility of tourism destinations in the region [8]. - The project is part of the national comprehensive transportation network plan, contributing to the broader connectivity between the Beijing-Tianjin-Hebei region and the Chengdu-Chongqing area [8].