2015 Special Provisions/Specifications Change Memorandums
Last Update: Monday, February 2, 2015
||January 30, 2015To: District Engineers
||Statewide Special Specification 6057 (14), Radar Advance Detection Devices (RADD) The above-referenced special specification has been approved for statewide use and is required for all projects using radar advance detection devices beginning with the April 2015 letting. However, use of this special specification prior to the April 2015 letting is at the option of the district. This special specification provides for furnishing and installing Radar Advance Detection Devices (RADD). Please disseminate this information to your Transportation Planning & Development, Design, Construction, Maintenance, and Traffic Operations Engineers.