Novel Crashworthy Device for Pier Protection from Barge Impact

Figure 17

Impact force time histories on the bridge pier for the whole impact process (a), for the first 0.10 s of impact process (b) corresponding to different beam unit numbers, and the reduction ratio of maximum impact force versus beam unit number (c). , without the device; ,  = 1; ,  = 2; ,  = 3.

(a)

(b)

(c)