【摘要】 通过在301国道下采煤对道路影响结果的预计,结合地区的地质水文条件,分析了地下开采对301国道产生的影响。从技术的角度分析认为,在国道下不留设煤柱的情况下,可以正常采煤,并提出了可行的安全措施。更多还原

【Abstract】 Through the effect results prediction on the road when coal mining under the national highway,combining with the geological and hydrological condition,the effect of underground coal mining on the national highway was analyzed in this paper.and thinking from the point of technical,that coal mining can do normally without leaving coal column under the national highway,and the feasible fafety measures were praised.更多还原