At no cost to the city or its tax-payers, local transportation solutions company Gridsmart has deployed six of its new Streetsmart wi-fi traffic-time collection system in its home city of Knoxville. The new six-intersection traffic management area will provide real-time, comprehensive travel times, congestion mapping and traffic count data, allowing the city to study and better manage travel trends at major intersections, potentially reducing congestion. Streetsmart uses wi-fi signals generated in vehicles