Stability of a Roadway below a Coal Seam under Dynamic Pressure: A Case Study of the 11123 Floor Gas Drainage Roadway of a Mine in Huainan, China

Table 3

Working face propulsion data record table.

Date of collection	Working face mining length (m)	Distance between mining location and orifice (m)
2018-10-31	0	129.18
11–12	18.9	110.28
11–21	38.3	90.88
12–02	54.9	74.28
12–12	78.7	50.48
12–22	94.3	34.88
2019-1-02	110.4	18.78
1–12	122.1	7.08
1–21	140.9	−11.72
1–29	153.8	−24.62
2–18	163.6	−34.42
2–25	178.1	−48.92