CAJ | 학술논문

通过对下组煤-400 m水平1160采区首采面进行十三灰含水层疏降试验，进一步查清了影响下组煤16上煤层开采的水文地质条件，为制定经济、合理、有效的防治水方案和措施提供可靠依据，同时也为全井田下组煤承压水上安全开采提供了防治水经验。
통과대하조매-400 m수평1160채구수채면진행십삼회함수층소강시험，진일보사청료영향하조매16상매층개채적수문지질조건，위제정경제、합리、유효적방치수방안화조시제공가고의거，동시야위전정전하조매승압수상안전개채제공료방치수경험。
The 13 grey aquifer’ s hydrophobic drop test is done in the first coal mining face of 1160 mining ar-ea, which is minus 400m in the lower coal group.The hydrogeological condition , which affects the mining of upper coal seam in the No.16 lower coal group , is found out.It provides reliable basis for the constitution of economic , reasonable , effective measures of water disaster ’ s prevention and control , and provides experience of water disaster ’ s prevention and control for safe mining on confined waters in the lower coal group of the whole shaft area.