Research Article

Research on the Settlement Regulation and Stability of Large Building Foundation over Gobs: A Case Study in the Xiangcheng Coal Mine, China

Figure 17

Vertical section method for determining the affected area of the gob φ, movement angle of loose layer; δ, strike movement angle of bedrock; γ, uphill movement angle of bedrock; β, downhill movement angle of bedrock; hs, thickness of loose layer; Hj, thickness of bedrock.