Traffic counts, speed and vehicle classification are fundamental data for a variety of transportation projects ranging from transportation planning to modern intelligent transportation systems Traffic Monitoring and Information Systems related to vehicles cascade. In addition to vehicle counts, a much larger set of traffic parameters such as vehicle classifications, lane changes, parking areas etc., can be measured in such type of systems. In large metropolitan areas, there is a need for data about vehicle classes that use a particular highway or a street.
Raspian OS
Putty
OpenCv
Raspberry Pi
USB Cameras
http://www.instructables.com/id/Traffic-Counting-System-Based-on-OpenCV-and-Python/