Basing on this, the paper researches the mechanism of floor heave, and analyzes the effects of gravity stress, tectonic stress, the strength of surrounding rock, terrestrial heat and imbibition water on floor heave.

• 在此基础上，研究深部开采条件下巷道底鼓发生的机理，并对自重应力、构造应力、围岩强度、地温、水对底鼓的影响进行了分析。