Iowa DOT

Volume of Traffic on the Primary Road System

Route	2010	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2010				Motorcylces	Cars, vans and pickups	Total trucks and buses	Single unit trucks				Combination trucks				All vehicles	Trucks and buses
	Primary route section description							Single unit trucks				Combination trucks
	Primary route section description							Buses	2Axles	3Axles	4 or more axles	4 or less axles	5Axles	6 or more axles	Multiple trailers
57	38 Grundy COUNTY
57	JUNCTION CO RD T13	Rural	3.165	1540	9	1364	168	12	53	15	2	11	71	2	2	4874	532
57	SOUTH LINE OF BUTLER COUNTY	Rural	0.313	920	5	747	168	12	53	15	2	11	71	2	2	288	53
57	WEST JUNCTION CO RD T55	Rural	0.827	2680	16	2513	151	15	65	18	2	7	42	1	1	2216	125
57	EAST JUNCTION CO RD T55 *	Rural	1.047	1830	11	1669	151	15	65	18	2	7	42	1	1	1916	158
57	WEST LINE OF BLACK HAWK COUNTY	Rural	3.017	2310	14	2146	151	15	65	18	2	7	42	1	1	6969	456
	ROUTE SUMMARY - RURAL		8.369	1943												16263	1324