Research Article

Behavior and Control of the Ballastless Track-Subgrade Vibration Induced by High-Speed Trains Moving on the Subgrade Bed with Mud Pumping

Figure 2

The structural characteristics of the ballastless track-subgrade and the layout of the test position (units in meter); , test position. (a) The cross-sectional profile of the ballastless track-subgrade. (b) The plane section of the ballastless track-subgrade.
(a)
(b)