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	40 Hamilton COUNTY
20	IA 17 & CO RD R21 WEST INTCHG	Rural	1.400	7700	64	6245	1390	29	139	56	7	333	747	54	24	10780	1946
20	WEST LIMITS OF WEBSTER CITY	Rural	2.789	8300	65	6329	1905	32	150	60	7	476	1067	78	35	23149	5313
20	EAST LIMITS OF WEBSTER CITY	Municipal	0.251	8300	65	6329	1905	32	150	60	7	476	1067	78	35	2083	478
20	WEST LIMITS OF WEBSTER CITY	Rural	0.505	8300	65	6329	1905	32	150	60	7	476	1067	78	35	4192	962
20	IA 17 & SUPERIOR ST EAST INTCHG	Municipal	1.005	8300	65	6329	1905	32	150	60	7	476	1067	78	35	8342	1915
20	EAST LIMITS OF WEBSTER CITY	Municipal	1.242	7900	61	5884	1954	30	142	57	7	494	1107	81	37	9812	2427
20	CO RD R38 INTERCHANGE	Rural	3.723	7900	61	5884	1954	30	142	57	7	494	1107	81	37	29412	7275
20	US 69 INTERCHANGE	Rural	4.009	7800	60	5775	1965	31	148	59	7	494	1108	81	37	31270	7878
20	I 35 INTERCHANGE	Rural	3.635	7300	54	5283	1962	31	148	59	7	493	1106	81	37	26536	7132
20	CO RD R77 INTERCHANGE	Rural	2.453	7400	57	5515	1827	27	127	51	6	465	1042	76	34	18152	4482
20	WEST LINE OF HARDIN COUNTY	Rural	2.977	7400	57	5512	1831	26	124	50	6	467	1047	76	34	22030	5451
	ROUTE SUMMARY - RURAL		21.491	7702												165521	40439
	ROUTE SUMMARY - MUNICIPAL		2.498	8101												20237	4820