1、密 闭 墙 台 账位 置规 格(m)面积()密闭墙性质时间4206采后封闭1#联巷高3.5x宽5.5 (50闭)19.3采后封闭2013.3.10四段胶运与回风联巷高3.4x宽5.55(50闭)18.9挡风墙2013.3.344206采后封闭2#联巷高3.4x宽5.6 (50闭)19.0采后封闭2013.3.284段胶运大巷头高3.5x宽5.5 (50闭)19.3挡风墙2013.3.1607胶运与3段辅运1号联巷高3.6x宽5.46 (50闭)19.7挡风墙2013.4.507回撤通道(靠06辅运)高3.53x宽5.46(50闭)19.3挡风墙2013.4.507胶运与3段辅运2号联巷高3.4
2、6x宽5.5 (50闭)19.0挡风墙2013.4.1607回撤通道闭墙高3.56x宽5.38(50闭)19.2采后封闭2013.4.234206采后封闭2#联巷高3.64x宽5.46(50闭)19.9采后封闭2013.5.64206采后封闭3#联巷高3.58x宽5.86(50闭)21.0采后封闭2013.5.144206采后封闭4#联巷高3.62x宽5.56(50闭)20.1采后封闭2013.5.264206采后封闭5#联巷高3.36x宽5.62(50闭)18.9采后封闭2013.6.124206采后封闭6#联巷高3.41x宽5.72(50闭)19.5采后封闭2013.6.254206采后封
3、闭7#联巷高3.56x宽5.64(50闭)20.1采后封闭2013.7.164206采后封闭8#联巷高3.6x宽5.74(50闭)20.7采后封闭2013.7.284206采后封闭9#联巷高3.48x宽5.68(50闭)19.8采后封闭2013.8.164206采后封闭10#联巷高3.64x宽5.66(50闭)20.6采后封闭2013.9.54206采后封闭11#联巷高3.44x宽5.64(50闭)19.4采后封闭2013.11.264206采后封闭12#联巷高3.56x宽5.68(50闭)20.2采后封闭2013.12.104206采后封闭13#联巷高3.42x宽5.71(50闭)19.5采
4、后封闭2013.12.1806皮带顺槽口高3.62x宽5.78(50闭)20.9挡风墙2013.12.1906皮带顺槽与2段辅运大巷连接处高3.58x宽5.66(50闭)20.3挡风墙2013.12.204207采后封闭1#联巷高3.56x宽5.68(50闭)20.3采后封闭2014.1.54207采后封闭2#联巷高3.42x宽5.71(50闭)19.6采后封闭2014.1.124207采后封闭3#联巷高3.62x宽5.78(50闭)20.8采后封闭2014.1.174207采后封闭4#联巷高3.57x宽5.66(50闭)20.2采后封闭2014.1.194207采后封闭5#联巷高3.45x宽5.68(50闭)19.59采后封闭2014.2.284207采后封闭6#联巷高3.48x宽5.74(50闭)19.98采后封闭2014.3.274207采后封闭7#联巷高3.42x宽5.46(50闭)18.67采后封闭2014.4.7内蒙古伊丰矿业有限责任公司煤矿密闭墙建设台账伊丰煤矿