Iowa DOT

Volume of Traffic on the Primary Road System

Route	2002	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2002				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	1.392	7200	54	5772	1374	25	232	119	27	238	655	47	32	10022	1913
20	WEST LIMITS OF WEBSTER CITY	Rural	2.697	7500	54	5795	1651	30	282	145	33	285	783	56	38	20228	4453
20	EAST LIMITS OF WEBSTER CITY	Municipal	0.330	7500	54	5795	1651	30	282	145	33	285	783	56	38	2475	545
20	WEST LIMITS OF WEBSTER CITY	Rural	0.497	7500	54	5795	1651	30	282	145	33	285	783	56	38	3728	821
20	IA 17 & SUPERIOR ST EAST INTCHG	Municipal	1.001	7500	54	5795	1651	30	282	145	33	285	783	56	38	7508	1653
20	EAST LIMITS OF WEBSTER CITY	Municipal	1.205	6800	46	4966	1788	36	333	171	39	297	816	58	39	8194	2155
20	CO RD R38 INTERCHANGE	Rural	3.761	6800	46	4966	1788	36	333	171	39	297	816	58	39	25575	6725
20	US 69 INTERCHANGE	Rural	3.959	6700	45	4819	1836	37	345	177	40	303	834	60	41	26525	7269
20	I 35 INTERCHANGE	Rural	3.617	6000	38	4096	1866	38	354	181	41	307	843	60	41	21702	6749
20	CO RD R77 INTERCHANGE	Rural	2.467	2530	18	1913	599	7	62	32	7	120	331	24	16	6242	1478
20	WEST LINE OF HARDIN COUNTY	Rural	2.975	2450	17	1835	598	6	60	31	7	121	333	24	16	7289	1779
	ROUTE SUMMARY - RURAL		21.365	5678												121311	31187
	ROUTE SUMMARY - MUNICIPAL		2.536	7167												18177	4353