Iowa DOT

Volume of Traffic on the Primary Road System

Route	2005	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2005				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
20	42 Hardin COUNTY
20	CO RD S27 INTERCHANGE	Rural	3.939	7300	50	5421	1828	25	143	61	8	450	1034	71	34	28755	7200
20	US 65 INTERCHANGE	Rural	6.370	7200	49	5332	1819	25	146	63	8	446	1025	71	34	45864	11587
20	NORTH LIMITS OF OWASA	Rural	3.084	7500	52	5694	1753	23	135	58	7	433	995	69	34	23130	5406
20	NORTH LIMITS OF OWASA	Municipal	0.725	7500	52	5694	1753	23	135	58	7	433	995	69	34	5438	1271
20	CO RD D35 INTERCHANGE	Rural	2.786	7500	52	5694	1753	23	135	58	7	433	995	69	34	20895	4884
20	CO RD S56 INTERCHANGE	Rural	5.663	7000	47	5154	1798	23	133	57	7	446	1026	71	34	39641	10182
20	WEST LINE OF GRUNDY COUNTY	Rural	2.616	7600	53	5732	1815	25	147	63	8	445	1022	71	34	19882	4748
	ROUTE SUMMARY - RURAL		24.458	7285												178167	44007
	ROUTE SUMMARY - MUNICIPAL		0.725	7500												5438	1271