Iowa DOT

Volume of Traffic on the Primary Road System

Route	2008	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2008				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
680	78 Pottawattamie COUNTY
680	NEBRASKA STATE LINE TO
680	LOCAL ROAD INTERCHANGE	Rural	1.099	17400	120	15302	1976	122	312	96	6	544	779	27	90	19123	2172
680	I 29 & CO RD G37 S. INTERCHANGE	Rural	2.070	17400	120	15284	1994	123	313	97	6	550	788	27	91	36018	4128
680	DUPLICATE ROUTE WITH I 29 I 29 NORTH INTERCHANGE TO
680	CO RD L34 INTERCHANGE	Rural	8.162	4900	24	3008	1868	59	152	47	3	607	870	30	101	39994	15247
680	IA 191 & CO RD G8L INTERCHANGE	Rural	7.587	4820	23	2913	1884	62	157	49	3	609	873	30	101	36569	14294
680	I 80 INTERCHANGE	Rural	0.816	5400	27	3442	1931	65	165	51	3	622	891	31	103	4406	1576
	ROUTE SUMMARY - RURAL		19.734	6897												136110	37417