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Ottawa has been counting bicycles on its new segregated bike lanes
Maria Gabriela S
Maria Gabriela S May 06, 2013
Ottawa has been counting bicycles on its new segregated bike lanes

I've seen these sensors...

Often 1
Occasionally 5
Rarely 1
Never 7
What is it? 0
1 Comment     14 Tags
Similar Photos: sensor for the traffic light The sonar Flow Rate Sensor. . http://www.vernier.c<wbr/><span class="wbr"></span>om/products/sensors/<wbr/><span class="wbr"></span>flo-bta/

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