Are statement is statement ye kya hei bro
Accident kya bogie ke waja se hoti hei.
Signal error, track mein fault etc aise hi to hadsa hoti hei.
Ye logic agar hei to then abhi tak jitna bhi hadsa hua hei uo sab ko kya bologe.
Secondly...
more... lhb non coaches 2005 mein jab bana tha us time screw coupling use kiya tha but poor performance tha and accident test mein poor result tha and lhb ka cbc hi antitelescoped feature hei which is really far better than screw coupling