Iowa DOT

Volume of Traffic on the Primary Road System

Route	2009	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2009				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	1510	17	1327	166	12	48	18	3	20	60	5	2	4779	525
57	SOUTH LINE OF BUTLER COUNTY	Rural	0.313	900	9	725	166	12	48	18	3	20	60	5	2	282	52
57	WEST JUNCTION CO RD T55	Rural	0.827	2630	31	2451	148	14	59	22	3	12	35	3	1	2175	122
57	EAST JUNCTION CO RD T55 *	Rural	1.047	1800	21	1631	148	14	59	22	3	12	35	3	1	1885	155
57	WEST LINE OF BLACK HAWK COUNTY	Rural	3.017	2270	27	2095	148	14	59	22	3	12	35	3	1	6849	447
	ROUTE SUMMARY - RURAL		8.369	1908												15970	1301