The floor heave is one of the key factors that can restrict high-efficiency and safety mining. especially in the deep roadways with soft rock. Considering the influences of rock fracturing over time on rock mass properties. a case study of the floor heave evolution and rock bolts reinforcement technology was performed in this paper. https://www.jmannino.com/deal-alert-Sink-Front-Polymer-Tip-Out-Trays-with-Hinges-flash-find/