Meanwhile, this snippet gives you an idea:
UK drivers are confused by road signs
NEARLY three in five drivers are baffled by road signs, according to a new survey.
Some drivers thought a sign warning of side winds actually indicates a kite flying area.
Only half correctly recognised the warning for risk of ice on the road ahead, the survey by Prudential Car Insurance revealed.
and with a highway code so exhaustively detailed online who could misinterpret them?
I mean this one is obviously: Evil Knievel ahead