BACKGROUND Motor vehicle collisions and pedestrian injuries in areas where schools are located are public health problems in Durban. OBJECTIVE To evaluate the effect of traffic calming humps on the number and severity of incidences of collisions and injuries in the Chatsworth and KwaMashu residential areas of the eThekwini Municipality. METHODS The evaluation used an observational interrupt...

This summary is the first in a series of five short documents based on a literature review published in 2011. In what follows, we first present the mechanisms of action underlying traffic-calming strategies, as these mechanisms help to explain and predict the effects of calming interventions on the number and severity of collisions. Next, we summarize the results of studies having evaluated two...