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赵固二矿回风斜巷过断层破碎带加固支护技术

韩久方, 于恩伟

Zhongzhou Coal（2014）

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Abstract
赵固二矿主要含水层为奥陶系灰岩岩溶裂隙含水层、太原组下部灰岩含水层、太原组上部灰岩含水层,也是该矿二1煤层底板主要充水含水层.该矿在开拓巷道时遇到的断层多且落差大,巷道支护与防治水难题制约着矿井安全生产.根据矿井富水状况,提出采用底板加固超前探注及特殊支护技术并在回风斜巷得以实践,且效果良好.
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