乌池坝特长公路隧道斜井、竖井设计

Design of the inclined shaft and the vertical shaft of Wuchiba super long highway tunnel

即将开工建设的乌池坝隧道系沪蓉国道主干线恩施至利川高速公路上的特长隧道,为满足隧道运营期间通风、防灾救援要求,并综合考虑施工组织,设置了1斜井+1竖井。文章结合具体工程,叙述了斜井、竖井方案比较,以及斜井和竖井的布置、纵断面、净空断面、结构设计、防排水设计,介绍了斜井、竖井的施工方法。

Wuchiba tunnel to be constructed in the near future is a twin -bore super long highway tunnel, about 6.7km long, on the main route of Shanghai - Sichuan national highway from Enshi to Lichuan. According to the requirements of operation ventilation, incidents prevention and rescue work incorporating construction organization, one inclined shaft and one vertical shaft were built. In accordance with the project, this paper describes the comparison between inclined shaft and vertical shaft options, the arrangement of the inclined shaft and the vertical shaft, the design of the profile and cross - section, lining structure, struction method for the inclined shaft and vertical shaft. drainage and waterproofing as well as the construction method for the inclined shaft and vertical shaft.