概况1、透水情况协庄煤矿东翼十一层三采区31104面,于1971年11月29日上午11点,工作面二次来压时,发生了透水事故。透水后涌水量逐渐增大,当天20点达到21.0米~3/分,次日17点最高达到32.67米~3/分。从出水开始至12月2日三天内,平均涌水量为30.0米~3/分。涌水混浊,并有水哮响声。从12月3日开始水量呈现不稳定的下降,至12月29日涌水量为12.0 General situation 1, the water permeability Xiezhuang Coal Mine East Wing 11th floor, three mining area 31,104 surface, at 11 o’clock on November 29, 1971, when the face to the second pressure, the occurrence of flooding accident. Infiltration of water gradually increased, the day 20 points to 21.0 m ~ 3 / min, 17 points the next day up to 32.67 m ~ 3 / min. From the beginning of the water until December 2 within three days, the average water inflow of 30.0 m ~ 3 / min. Gushing water turbidity, and water sound of sound. From Dec. 3 onwards, the water volume showed an unstable drop and the inflow to December 29 was 12.0