洞高为7.5m；左线起讫桩号为ZK58+860~ ZK61+800，隧

The height of the cave is 7.5m; the pile number from the left line is ZK58 + 860 ~ ZK61 + 800, the tunnel length is 2940m, the project construction is ZK58 + 860 ~ ZK60 + 333.635, the length is 1473.635m, and the maximum buried depth of the top of the cave is 214m; The pile number is YK58 + 865 ~ YK61 + 827, the tunnel length is 2962m, the project construction YK58 + 865 ~ YK60 + 355 length is 1490m, the maximum buried depth of the top of the cave is 220m; the plane linearity of the entrance and exit of the tunnel are circular curves

The hole height is 7.5m, the left line from the pile is ZK58- 860 to ZK61-800, the tunnel length is 2940m, the project is built ZK58-860-ZK60-333.635 long 1473.635m The maximum depth of the top of the cave is 214m; the right-hand line pick-up station is YK58-865-YK61-827, the tunnel length is 2962m, the project is built YK58-865-YK60-355-long 1490m, The maximum depth of burial at the top of the hole is 220m;

The tunnel height is 7.5m; the starting and ending pile number of the left line is zk58 + 860 ~ ZK61 + 800, the tunnel length is 2940m, the maximum buried depth of the project is 1473.635m, the maximum buried depth of the tunnel top is 214m; the starting and ending pile number of the right line is yk58 + 865 ~ yk61 + 827, the tunnel length is 2962m, the starting and ending pile number of the project is 1490m, the maximum buried depth of the tunnel top is 220m; the plane linearity of the tunnel entrance and exit is circular curve