Koichi Usami

Nonlinear collision analysis of heavy trucks onto steel highway guard fences

Yoshito Itoh, Chunlu Liu, Koichi Usami, 2001 .

STUDY ON STRAIN RATE EFFECT AND PERFORMANCE EXAMINATION OF STEEL BRIDGE GUARD FENCES SUBJECTED TO VEHICLE COLLISION

Yoshito Itoh, Shigenobu Kainuma, Bin Liu, 2004 .