The Waimea River Bridge in Appleby is a key arterial connection between Richmond, Brightwater and local destinations and is commonly used by bicycle commuters. An electronic cycle warning signs system to improve cycle safety on narrow high risk roads.
The warning signs are activated via bicycle-sensitive induction loops on the road verge and notify vehicles approaching the bridge of cyclist presence. It was found(external link) that the installation of the signs coincided with a noticeable change in driver behaviour. Drivers were found to wait behind cyclists and drive more cautiously.