Iowa DOT

Volume of Traffic on the Primary Road System

Route	2007	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2007				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	3630	32	2969	629	23	101	40	5	128	300	22	10	3630	629
71	INTERSECTION CO RD B53	Rural	5.935	2970	26	2493	451	19	84	33	4	87	202	15	7	17627	2677
71	JUNCTION CO RD B40	Rural	4.010	3210	29	2730	451	19	84	33	4	87	202	15	7	12872	1809
71	SOUTH LIMITS OF SPENCER	Rural	2.611	4090	38	3600	451	19	84	33	4	87	202	15	7	10679	1178
71	NORTH LIMITS OF SPENCER AT
71	INTERSECTION 25TH STREET SOUTH	Municipal	0.414	4090	38	3600	451	19	84	33	4	87	202	15	7	1693	187
71	WEST LIMITS OF SPENCER	Rural	0.509	4970	47	4471	451	19	84	33	4	87	202	15	7	2530	230
71	INTERSECTION 360TH STREET	Municipal	0.482	4970	47	4471	451	19	84	33	4	87	202	15	7	2396	217
71	INTERSECTION 4TH AVENUE SW	Municipal	0.502	6700	65	6089	546	33	141	56	7	87	202	15	7	3363	274
71	SOUTH JCT US 18 & GRAND PLAZA DR	Municipal	0.359	10500	105	9848	546	33	141	56	7	87	202	15	7	3770	196
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	9900	96	9066	736	43	188	74	9	118	275	20	9	19493	1449
71	INTERSECTION CO RD B14	Rural	1.995	8500	82	7681	736	43	188	74	9	118	275	20	9	16958	1468
71	SOUTH LINE OF DICKINSON COUNTY	Rural	0.972	8300	79	7484	736	43	188	74	9	118	275	20	9	8068	715
	ROUTE SUMMARY - RURAL		19.001	4834												91857	10155
	ROUTE SUMMARY - MUNICIPAL		1.757	6387												11222	874