Puffin crossing sensors. If a pedestrian presses the button but then walks of. Puffin crossing rules and how to use one pedestrians. These detectors detect the presence of a moving pedestrian on the crossing.
Puffin crossings have sensors to detect if there are pedestrians waiting at the side of the road to cross. Most puffin crossings have sensors on top of the traffic lights although some may be buried in the ground in the waiting area. The design is distinct in that the lights controlling the pedestrians are on the same side of the road as the pedestrian user rather than on the opposite side as in the older pelican crossing it replaces.
They have two sensors on top of the traffic lights. The puffin crossing is used in tucson az and portland or. How puffin crossings work.
These sensors detect if pedestrians are crossing slowly and can hold the red traffic light longer if needed. Puffin crossings also have sensors that can detect when pedestrians have safely crossed the road and when they are waiting on the pavement. The sensors can spot if you are waiting to.
Hawk beacons are used with this crossing. This allows the puffin crossing to cancel the crossing demand as it wont be needed if the pedestrians are no longer there.