新型防排水方案在大通山隧道中的应用

The application of new type waterproof and drainage scheme in Datong hill tunnel

结合保温、排、堵、泄新型防排水方案在大通山隧道中的合理应用,详细介绍了该新型防排水方案的设计,以减小或缓解隧道发生冻融循环造成冻胀力产生的病害,保证隧道的正常运营。

Combining with the reasonable application of insulation, drainage, plugging, pooling new type waterproof and drainage scheme in large Datong hill tunnel, the design of this new type waterproof and drainage scheme was introduced in detail to reduce and relief the disease caused by frost heaving force induced by freeze-thaw cycles of tunnel, and to ensure the normal operation of tunnel.