Iowa DOT

Volume of Traffic on the Primary Road System

Route	2013	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2013				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	3.064	1490	8	1312	170	12	55	13	1	9	73	3	4	4565	521
57	SOUTH LINE OF BUTLER COUNTY	Rural	0.414	930	4	756	170	12	55	13	1	9	73	3	4	385	70
57	WEST JUNCTION CO RD T55	Rural	0.827	2640	15	2487	138	11	50	12	1	6	53	2	2	2183	114
57	EAST JUNCTION CO RD T55	Rural	1.047	1800	10	1652	138	11	50	12	1	6	53	2	2	1885	144
57	WEST LINE OF BLACK HAWK COUNTY	Rural	3.017	2380	13	2228	138	11	50	12	1	6	53	2	2	7180	416
	ROUTE SUMMARY - RURAL		8.369	1936												16198	1265