摘要
鹤壁煤业(集团)公司三矿在厚松散层条件下用综采放顶煤的方法开采东马驹河村庄煤柱,开采之前对民房采用钢拉杆加固,采后对民房采用扶壁柱法加固墙体以及对墙体裂缝进行修复与补强,使得民房基本都能够达到居住标准,使得鹤壁三矿提高了煤炭资源回收率,带来了较好的经济效益和社会效益。
The Third Coal Mine of Hebi Coal Group civilian house with steel tension link before mining coal that occupied by Dongmajuhe village in top-coal mining ,and reinforce wall with wall pillar, repair wall crevice with cement mortar after mining. The housing can be used normally, and the coal rate recovery can be improved, so the better economic and social benefit can be obtained.
基金
河南省科技攻关项目(0324210048)
关键词
厚松散层
加固
砌体
放顶煤开采
thick soil layer
reinforce
masonry
top-coal mining
