Iowa DOT

Volume of Traffic on the Primary Road System

Route	2006	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2006				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	7400	57	5515	1827	26	122	49	6	467	1047	76	34	29149	7197
20	US 65 INTERCHANGE	Rural	6.370	7200	55	5312	1833	27	127	51	6	466	1045	76	34	45864	11676
20	NORTH LIMITS OF OWASA	Rural	3.084	7900	62	5991	1846	29	136	54	7	466	1044	76	34	24364	5693
20	NORTH LIMITS OF OWASA	Municipal	0.725	7900	62	5991	1846	29	136	54	7	466	1044	76	34	5728	1338
20	CO RD D35 INTERCHANGE	Rural	2.786	7900	62	5991	1846	29	136	54	7	466	1044	76	34	22009	5143
20	CO RD S56 INTERCHANGE	Rural	5.663	7400	56	5452	1891	28	134	54	6	479	1075	78	36	41906	10709
20	WEST LINE OF GRUNDY COUNTY	Rural	2.616	8000	62	6029	1908	31	148	59	7	478	1071	78	35	20928	4991
	ROUTE SUMMARY - RURAL		24.458	7532												184220	45409
	ROUTE SUMMARY - MUNICIPAL		0.725	7900												5728	1338