AGENCY: Salt Lake City (Utah). Public Services. Division of Transportation
SERIES: 8985
TITLE: Traffic control system timing parameters
DATES: 1985-2015.
ARRANGEMENT: None
DESCRIPTION: This is an automated system of user defined values for all elements of system operation for traffic parameters. It is used to control traffic signals. System is backed up monthly on hard disk and tape. Includes: intersection names and identifiers, local signal controller type, minimum and maximum values, and cycles lengths.
RETENTION
DISPOSITION
RETENTION AND DISPOSITION AUTHORIZATION
These records are in Archives' permanent custody.
APPROVED: 06/1986
FORMAT MANAGEMENT
Computer magnetic storage media: Retain in Office until device is no longer in used and then erase.
Computer magnetic storage media: Retain in Office for 1 month and then erase.
Computer magnetic storage media: Retain in Office for 1 month and then erase.
APPRAISAL