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99 ABBREVIATIONS ADT Average daily traffic ATR Automated traffic recorder AVL Automated vehicle locator Caltrans California Department of Transportation CDOT Colorado Department of Transportation DOT Department of Transportation FnRA Finnish National Road Administration GPS Global positioning system INDOT Indiana Department of Transportation ITS Intelligent transportation systems KDOT Kansas Department of Transportation LOS Level(s) of service MAP Maintenance accountability process Mn/DOT Minnesota Department of Transportation PSIC Pavement snow and ice condition RGT Road grip tester RWIS Road weather information services SNRA Swedish National Road Administration VDOT Virginia Department of Transportation VMT Vehicle miles traveled WSDOT Washington State Department of Transportation