Location Name Glenwood Canyon State Colorado Country United States Geo Type Point Latitude 39.55 Longitude -107.32
In Colorado, a downhill truck speed warning system installed on a curved section of I-70 reduced 85th percentile truck speeds by 27 percent. RESULTSSpeed studies conducted before and after the system was activated indicated that the warning system reduced 85th percentile truck speeds from 66 to 48 mi/h, a 27 percent reduction. Content type Benefit Date Posted 05/28/2008 Taxonomy (ARC-IT) In-Vehicle Signage (TI07), Curve Speed Warning (VS05), Autonomous Vehicle Safety Systems (VS01) Geolocation links Colorado, United States