[Retracted] New Method for High Water Pressure Tunnel Design Based on Machine Learning for Smart Grid Energy Management and Groundwater Environmental Balance

Table 1

Failure characteristics of single- and combined-ring segment structures of two tunnels.

Item	H-pressure	Tunnel	GIL	Pipe gallery	Shield	W-pressure
Concrete	2.78	1.49	2.3	2.13	2.11	2.81
Bolt strength	2.27	2.33	5.12	2.34	3.28	2.69
Concave tenon	1.67	5.36	4.17	3.01	4.24	2.46
Assemble	3.37	3.1	4.51	1.43	4.52	1.84
Single ring	2.01	6.09	4.7	2.27	3.66	6.7
Soil pressure	2.34	1.3	4.97	1.07	3.49	1.21