The engineer knows exactly how much load a bridge can handle...NOT THE DRIVER WHO USES IT!!! the engineer designs it, so he knows what it takes.

Yes the censor board is a board lead by psychologists and ppl specialized in the field...making them a lot more qualified to do the job than u, me or anyone else...they set the rules based on psychological research...they are the experts of the field...it's not some kid with a edit program!!!!