介绍了平煤股份公司四矿三水平进风井井筒在超千米、小煤柱、留可缩层设计的前提下可缩层充填材料选择的一种新思路,在充分理解设计意图的基础上,合理得出了选择弹性橡胶砖的结论,并对橡胶砖可缩层施工过程中及以后监测方面应注意的问题进行了分析和归纳。 This paper introduces a new idea of ​​the choice of densified filling materials under the premise of ultra-kilometer, small coal pillar and leaving shrinkable layer design, which is the basis for fully understanding the design intent , The reasonable conclusion has been drawn that the elastic rubber brick should be selected, and the problems that should be paid attention to in the process of shrinkable rubber layer construction and the later monitoring are analyzed and summarized.