Minnesota Department of Transportation Traffic Safety Analysis Software State of the Art Status: CompleteReport Date: 02/28/2011 Summary: The Minnesota Department of Transportation (Mn/DOT) is working on developing a replacement product for the Transportation Information System (TIS), a mainframe database management system whose purpose is the maintenance, retrieval, and reporting of roadway and railway data, including roadway accident or crash data. Final Deliverables: Report #2011-10 Technical Summary Related Materials: Related Research: