Loop 360 to travel from Loop 1 to US 290 without going through any traffic lights. Benefits A study showed a 20 percent overall reduction in travel time compared to similar intersections that use conventional traffic designs; intersections experience an average of 46 percent fewer reported automobile collisions – and 63 percent fewer collisions that result in personal injury. This design also is promoted as part of the FHWA's Every Day Counts initiative which started in 2011. See also Michigan left References External links Federal Highway Administration, Alternative Intersection Treatments - Super-street Median Crossover Federal Highway Administration, Restricted Crossing U-Turn Intersection Informational Guide North Carolina DOT - proposed superstreet in Chapel Hill (note: this project does not include the left turns from the main road) North Carolina State University, Institute for Transportation Research and Education - Operational superstreets in the United States Brunswick Beacon article Superstreet considered for U.S. 17 Information on two superstreets in San Antonio, including detailed illustrations of the various traffic flows. FHWA: RCUT Case Study – Bypass 55 Corridor in Holly Springs (North Carolina), published July 31, 2014 Road junction types