MUTCD SPECIFICATIONS FOR TYPE I AND TYPE II BARRICADES

Type I and Type II barricades are intended for use in situations where traffic is maintained through the area being constructed and/or reconstructed. They may be used singly or in groups to mark a specific hazard or they may be used in a series for channelizing traffic. Type I barricades normally would be used on conventional roads or urban streets and parking areas. Type II barricades are intended for use on expressways, freeways and other high speed roadways and shall have a minimum of 270 square inches of reflective area facing traffic.