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	40 Hamilton COUNTY
20	IA 17 & CO RD R21 WEST INTCHG	Rural	1.400	7700	57	6259	1383	24	139	59	8	326	750	52	25	10780	1936
20	WEST LIMITS OF WEBSTER CITY	Rural	2.786	8400	58	6322	2020	28	161	69	9	496	1140	79	39	23402	5628
20	EAST LIMITS OF WEBSTER CITY	Municipal	0.248	8400	58	6322	2020	28	161	69	9	496	1140	79	39	2083	501
20	WEST LIMITS OF WEBSTER CITY	Rural	0.505	8400	58	6322	2020	28	161	69	9	496	1140	79	39	4242	1020
20	IA 17 & SUPERIOR ST EAST INTCHG	Municipal	1.005	8400	58	6322	2020	28	161	69	9	496	1140	79	39	8442	2030
20	EAST LIMITS OF WEBSTER CITY	Municipal	1.242	8000	54	5928	2017	25	143	61	8	504	1157	80	39	9936	2505
20	CO RD R38 INTERCHANGE	Rural	3.724	8000	54	5928	2017	25	143	61	8	504	1157	80	39	29792	7511
20	US 69 INTERCHANGE	Rural	4.008	7800	53	5733	2013	25	143	61	8	502	1155	80	39	31262	8068
20	I 35 INTERCHANGE	Rural	3.634	7200	48	5200	1952	24	137	59	8	488	1122	77	38	26165	7094
20	CO RD R77 INTERCHANGE	Rural	2.453	7300	50	5429	1820	25	146	62	8	447	1027	71	34	17907	4464
20	WEST LINE OF HARDIN COUNTY	Rural	2.977	7300	50	5421	1828	25	143	61	8	450	1034	71	34	21732	5442
	ROUTE SUMMARY - RURAL		21.487	7692												165282	41163
	ROUTE SUMMARY - MUNICIPAL		2.495	8201												20461	5036