Iowa DOT

Volume of Traffic on the Primary Road System

Route	2014	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2014				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	3710	21	3148	541	25	115	26	3	33	313	11	15	3710	541
71	INTERSECTION CO RD B53	Rural	5.935	3200	18	2772	410	23	107	24	3	23	212	8	11	18992	2433
71	SOUTH JUNCTION CO RD B40	Rural	4.011	3940	23	3507	410	23	107	24	3	23	212	8	11	15803	1645
71	SOUTH LIMITS OF SPENCER	Rural	2.610	4280	26	3844	410	23	107	24	3	23	212	8	11	11171	1070
71	NORTH LIMITS OF SPENCER AT
71	INTERSECTION 25TH STREET SOUTH	Municipal	0.414	4080	24	3665	391	22	102	23	2	22	202	7	10	1689	162
71	WEST LIMITS OF SPENCER	Rural	0.509	4150	25	3715	410	23	107	24	3	23	212	8	11	2112	209
71	JCT 11TH ST SW & 11TH AVE SW	Municipal	0.482	6100	38	5671	391	22	102	23	2	22	202	7	10	2940	188
71	INTERSECTION 4TH AVENUE SW	Municipal	0.502	7600	48	7162	391	22	102	23	2	22	202	7	10	3815	196
71	SOUTH JCT US 18 & GRAND PLAZA DR	Municipal	0.359	11100	71	10638	391	22	102	23	2	22	202	7	10	3985	140
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	10500	64	9659	777	54	246	55	6	37	349	13	17	20675	1530
71	INTERSECTION CO RD B14	Rural	1.993	9400	57	8566	777	54	246	55	6	37	349	13	17	18734	1549
71	SOUTH LINE OF DICKINSON COUNTY	Rural	0.972	9400	57	8566	777	54	246	55	6	37	349	13	17	9137	755
	ROUTE SUMMARY - RURAL		18.999	5281												100334	9732
	ROUTE SUMMARY - MUNICIPAL		1.757	7074												12429	686