[Skip to Content]
Share This Photo:
On my bike ride this morning, I took this picture of pavement sensors under the road that sense when to change the traffic light.
Jennifer C24
Jennifer Cowley Professor, City and Regional Planning May 05, 2013
On my bike ride this morning, I took this picture of pavement sensors under the road that sense when to change the traffic light.

I've seen these sensors...

Often 3
Occasionally 3
Rarely 3
Never 4
What is it? 0
1 Comment     13 Tags
Similar Photos: weather sensor for testing weather degree Popular Science article showing sensors helping to keep track of firefighters. Vehicle detectors are imbedded in the pavement at the approach to the intersection and are used to activate and extend the green displays.

Idea Collaboration by  MindMixer