Tests with conventional cars at a nominal impact speeds of 8, 16 and 24 km/h showed that while the adult pedestrian folded over on to the bonnet before falling off, the child was knocked down. Reducing the height of the bonnet sufficiently to pick up the child causes the adult to strike the windscreen. The simplest method of reducing pedestrian injury is to adopt a front-end which provides opti…
Shaped concrete barriers about 800 mm high, with a lower slope angled at 55ø to the horizontal and a nearly vertical upper slope, are used extensively in the USA on narrow central reserves and as bridge parapets, the most popular being the New Jersey profile. Tests have shown that the New Jersey profile does nor overturn Leyland Mini cars which strike the barrier at a speed and angle of 90 k…