Study on Large Deformation Prediction and Control Technology of Carbonaceous Slate Tunnel in Lixiang Railway

Table 1

Tunnel site monitoring and measurement data.

Monitoring section	Peripheral convergence value (mm)	Convergence time (d)	Vault settlement value (mm)	Settlement time (d)	Bedding dip (°)
D1K87+060	870.6	47	663.4	48	15.0
D1K87+070	661.7	49	512.3	42	30.0
D1K87+090	923.5	53	649.4	50	30.0
D1K87+100	546.9	48	551.7	46	45.0
D1K87+110	712.5	51	687.5	48	0.0
D1K87+120	694.3	48	684.2	50	30.0
⋮	⋮	⋮	⋮	⋮	⋮
D1K87+480	341.5	42	320.1	41	0.0
D1K87+490	406.7	44	387.4	39	45.0
D1K87+500	319.8	46	331.5	43	30.0
D1K87+510	734.2	51	621.8	55	30.0
D1K87+520	921.9	55	754.4	52	35.0
D1K87+530	655.8	49	532.2	38	45.0

Note: due to space reasons, only some section monitoring and measurement data are listed randomly.