圆梁山隧道进口非煤系地段施工通风与瓦斯治理

Ventilation system and gas treatment in the non-coal ground surrounded section of Yuanliangshan tunnel

圆梁山隧道进口非煤系地段施工中出现了瓦斯、SO2 、H2 S、VOC等有害气体 ,针对这一地质情况及时地调整了通风方案 ,并采取了有效的瓦斯处理措施。文章主要介绍了这一地段的施工通风系统。

Gas and some other harmful contents such as SO2, H2S, VOC, etc, were found during the construction of non-coal section of Yuanlifangshan tunnel. At that time, the ventilation system was adjusted, and effective gas treatment was adopted according to the geological condition. In this paper, ventilation system, gas treatment and its effectiveness are introduced.