Iowa DOT

Volume of Traffic on the Primary Road System

Route	2012	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2012				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
71	21 Clay COUNTY
71	NORTH JUNCTION IA 10	Rural	1.000	3640	20	3089	531	26	106	30	3	43	300	10	13	3640	531
71	INTERSECTION CO RD B53	Rural	5.935	3140	17	2721	402	24	99	28	3	29	203	7	9	18636	2386
71	SOUTH JUNCTION CO RD B40	Rural	4.011	3860	22	3436	402	24	99	28	3	29	203	7	9	15482	1612
71	SOUTH LIMITS OF SPENCER	Rural	2.610	4200	24	3774	402	24	99	28	3	29	203	7	9	10962	1049
71	NORTH LIMITS OF SPENCER AT
71	INTERSECTION 25TH STREET SOUTH	Municipal	0.414	4150	24	3729	397	24	97	28	3	29	201	7	9	1718	164
71	WEST LIMITS OF SPENCER	Rural	0.509	4070	23	3645	402	24	99	28	3	29	203	7	9	2072	205
71	JCT 11TH ST SW & 11TH AVE SW	Municipal	0.482	6200	37	5766	397	24	97	28	3	29	201	7	9	2988	191
71	INTERSECTION 4TH AVENUE SW	Municipal	0.502	7700	46	7257	397	24	97	28	3	29	201	7	9	3865	199
71	SOUTH JCT US 18 & GRAND PLAZA DR	Municipal	0.359	11300	69	10834	397	24	97	28	3	29	201	7	9	4057	143
71	DUPLICATE ROUTE WITH US 18 NORTH JCT US 18 & EAST 44TH ST AT NORTH LIMITS OF SPENCER TO
71	INTERSECTION CO RD B17	Rural	1.969	10300	60	9478	762	55	227	65	7	48	334	11	14	20281	1500
71	INTERSECTION CO RD B14	Rural	1.993	9200	53	8385	762	55	227	65	7	48	334	11	14	18336	1519
71	SOUTH LINE OF DICKINSON COUNTY	Rural	0.972	9200	53	8385	762	55	227	65	7	48	334	11	14	8942	741
	ROUTE SUMMARY - RURAL		18.999	5177												98351	9543
	ROUTE SUMMARY - MUNICIPAL		1.757	7188												12628	697