南充市国道212线猫儿山段滑坡特征及防治

Features, Prevention and Control of Mao’er Mountain Section Landslide on National Highway 212 in Nanchong City

由于坡脚开挖,加之降雨影响,南充市国道212线猫儿山段发生牵引式滑坡。通过在现场勘查、地质分析与计算的基础上,对滑坡稳定性进行了评价。针对该滑坡采用裂缝封填、回填反压等应急抢险措施进行临时处置,采用抗滑桩结合截排水沟等措施进行永久治理。

Toe excavation and rainfall had led to a retrogressive landslide in Mao’er Mountain Section on the National Highway 212 in Nanchong City.The landslide stability was evaluated based on site survey,geological analysis and calculation.In that consideration,emergency measures such as crack sealing and backfilling back pressure are taken for temporary disposal,and anti-slide piles com-bined with intercepting and drainage ditches are adopted for permanent control.