东宁县东发煤矿有限责任公司巷道围岩观测记录巷道围岩观测记录地点：1821运输顺槽观测站日期观测站距工作面距离（m）顶底板距离（m）两帮距离（m）与上次观测差值高/宽（m）分析结论观测人16.27151.92.85张铭先26.27252.052.96张铭先36.27351.982.82张铭先27.8121.952.810.1/0.15正常张铭先37.8221.962.790.02/0.03正常张铭先47.8322.032.84张铭先37.1831.912.770.05/0.02正常张铭先47.18131.972.80.06/0.04正常张铭先57.18232.072.88张铭先57.2821.972.710.1/0.17正常张铭先67.28121.952.83张铭先77.28222.062.88张铭先87.28322.12.83张铭先78.741.982.840.08/0.04正常张铭先88.7142.082.810.02/0.02正常张铭先98.7242.052.84张铭先108.7342.112.87张铭先98.1731.972.780.08/0.06正常张铭先108.17132.062.840.05/0.03正常张铭先118.17232.032.85张铭先128.17332.042.82张铭先118.2721.952.810.08/0.04正常张铭先128.27121.972.770.07/0.05正常张铭先138.27222.032.83张铭先148.27322.012.86张铭先149.751.972.770.04/0.09正常张铭先159.7152.042.81张铭先169.7252.062.84张铭先179.7352.112.88张铭先189.7452.102.95张铭先179.1762.012.810.1/0.07正常张铭先189.17162.022.820.08/0.13正常张铭先199.17262.052.83张铭先209.17362.12.88张铭先219.17462.062.84张铭先2010.542.012.820.09/0.06正常张铭先2110.5141.962.770.12/0.07正常张铭先2210.5242.032.87张铭先2310.5342.062.84张铭先2410.5442.112.96张铭先2210.1581.732.660.3/0.21回撤单体张铭先2310.15181.962.740.15/0.1回撤单体张铭先2410.15282.052.930.06/0.03回撤单体张铭先巷道围岩观测记录地点：1821回风顺槽观测站日期观测站距工作面距离（m）顶底板距离（m）两帮距离（m）与上次观测差值高/宽（m）分析结论观测人16.27151.952.83张铭先26.27252.022.95张铭先36.27351.942.81张铭先27.8121.982.850.04/0.1正常张铭先37.8221.92.770.04/0.04正常张铭先47.8322.022.87张铭先37.1831.842.710.06/0.06正常张铭先47.18131.942.850.08/0.02正常张铭先57.18232.122.84张铭先57.2822.072.770.05/0.07正常张铭先67.28121.982.84张铭先77.28222.062.83张铭先87.28322.132.85张铭先78.741.982.780.08/0.05正常张铭先88.7142.082.810.05/0.04正常张铭先98.7242.052.84张铭先108.7342.092.86张铭先98.1731.982.780.07/0.06正常张铭先108.17132.062.840.03/0.02正常张铭先118.17232.062.87张铭先128.17332.032.87张铭先118.2721.952.810.11/0.06正常张铭先128.27121.942.770.09/0.1正常张铭先138.27222.082.85张铭先148.27322.082.87张铭先149.751.982.790.1/0.08正常张铭先159.7152.112.86张铭先169.7252.072.88张铭先179.7352.132.81张铭先189.7452.122.89张铭先179.1762.012.810.12/0正常张铭先189.17162.022.820.1/0.07正常张铭先199.17262.082.86张铭先209.17362.122.87张铭先219.17462.082.87张铭先2010.542.012.820.11/0.05正常张铭先2110.5141.982.770.1/0.1正常张铭先2210.5242.072.83张铭先2310.5342.042.81张铭先2410.5442.162.91张铭先2210.1581.732.660.34/0.17回撤单体张铭先2310.15181.952.720.21/0.09回撤单体张铭先2410.15282.022.850.14/0.06回撤单体张铭先巷道围岩观测记录地点：1813运输顺槽观测站日期观测站距工作面距离（m）顶底板距离（m）两帮距离（m）与上次观测差值高/宽（m）分析结论观测人110.18102.073.86张铭先210.18202.113.69张铭先310.18302.093.84张铭先410.18402.083.74张铭先巷道围岩观测记录地点：1813回风顺槽观测站日期观测站距工作面距离（m）顶底板距离（m）两帮距离（m）与上次观测差值高/宽（m）分析结论观测人110.18102.072.87张铭先210.18202.122.85张铭先310.18302.12.85张铭先410.18402.112.82张铭先
