Iowa DOT

Volume of Traffic on the Primary Road System

Route	2011	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2011				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	3590	17	3049	524	24	105	31	3	43	297	9	12	3590	524
71	INTERSECTION CO RD B53	Rural	5.935	3100	15	2688	397	23	98	29	3	29	202	6	8	18399	2356
71	SOUTH JUNCTION CO RD B40	Rural	4.011	3810	19	3393	397	23	98	29	3	29	202	6	8	15282	1592
71	SOUTH LIMITS OF SPENCER	Rural	2.610	4150	21	3732	397	23	98	29	3	29	202	6	8	10832	1036
71	NORTH LIMITS OF SPENCER AT
71	INTERSECTION 25TH STREET SOUTH	Municipal	0.414	4150	21	3732	397	23	98	29	3	29	202	6	8	1718	164
71	WEST LIMITS OF SPENCER	Rural	0.509	4020	20	3603	397	23	98	29	3	29	202	6	8	2046	202
71	JCT 11TH ST SW & 11TH AVE SW	Municipal	0.482	6200	32	5770	397	23	98	29	3	29	202	6	8	2988	191
71	INTERSECTION 4TH AVENUE SW	Municipal	0.502	7700	41	7262	397	23	98	29	3	29	202	6	8	3865	199
71	SOUTH JCT US 18 & GRAND PLAZA DR	Municipal	0.359	11300	61	10841	397	23	98	29	3	29	202	6	8	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	10200	53	9394	752	52	224	66	7	48	332	10	13	20084	1481
71	INTERSECTION CO RD B14	Rural	1.993	9100	47	8300	752	52	224	66	7	48	332	10	13	18136	1499
71	SOUTH LINE OF DICKINSON COUNTY	Rural	0.972	9100	47	8300	752	52	224	66	7	48	332	10	13	8845	731
	ROUTE SUMMARY - RURAL		18.999	5117												97214	9421
	ROUTE SUMMARY - MUNICIPAL		1.757	7188												12628	697