Iowa DOT

Volume of Traffic on the Primary Road System

Route	2016	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2016				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	81 Sac COUNTY
71	SOUTH LIMITS OF AUBURN	Rural	2.495	3590	15	3005	571	24	124	26	3	36	323	14	20	8957	1425
71	NORTH LIMITS OF AUBURN AT
71	SOUTH JUNCTION IA 175	Municipal	0.498	3540	15	2954	571	24	124	26	3	36	323	14	20	1763	284
71	EAST JUNCTION CO RD D54	Rural	0.205	2190	9	1848	333	15	74	16	2	21	187	8	12	449	68
71	JUNCTION CO RD N20	Rural	3.870	2130	9	1788	333	15	74	16	2	21	187	8	12	8243	1289
71	NORTH JUNCTION IA 175	Rural	3.601	1980	8	1639	333	15	74	16	2	21	187	8	12	7130	1199
71	INTERSECTION 255TH STREET	Rural	7.808	1430	5	1114	310	10	51	11	1	22	195	8	12	11165	2420
71	US 20/CO RD N14 INTERCHANGE	Rural	2.326	1100	4	786	310	10	51	11	1	22	195	8	12	2559	721
71	US 20/IA 471 INTERCHANGE TO
71	SOUTH LINE OF BUENA VISTA COUNTY	Rural	6.147	3410	14	2936	460	18	94	20	2	30	268	12	17	20961	2828
	ROUTE SUMMARY - RURAL		26.452	2248												59464	9950
	ROUTE SUMMARY - MUNICIPAL		0.498	3540												1763	284