Iowa DOT

Volume of Traffic on the Primary Road System

Route	2004	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2004				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
380	7 Black Hawk COUNTY
380	CO RD D38 INTERCHANGE	Rural	6.877	13400	88	10184	3126	69	188	60	5	691	1908	61	143	92152	21498
380	EAST JUNCTION US 20 INTERCHANGE	Rural	2.798	13500	89	10306	3103	71	192	61	5	684	1887	61	141	37773	8682
380	CO RD V49 INTERCHANGE	Rural	1.408	25400	179	20580	4640	155	424	135	10	965	2664	86	200	35763	6533
380	EAST LIMITS OF EVANSDALE	Rural	1.018	26900	191	22051	4656	179	489	156	12	942	2599	84	195	27384	4740
380	EVANSDALE DRIVE INTERCHANGE	Municipal	0.901	26900	191	22051	4656	179	489	156	12	942	2599	84	195	24237	4195
380	RIVER FOREST ROAD INTERCHANGE	Municipal	2.264	33000	240	27653	5104	230	625	199	15	995	2745	88	207	74712	11555
380	WEST LIMITS EVANSDALE &
380	EAST LIMITS WATERLOO	Municipal	0.318	40800	306	35222	5269	257	701	223	17	1004	2770	89	209	12974	1676
380	WEST JCT US 20 & US 218 INTCHG	Municipal	0.474	40800	306	35222	5269	257	701	223	17	1004	2770	89	209	19339	2498
380	SAN MARNAN DRIVE INTERCHANGE	Municipal	1.064	28700	256	25380	3061	101	475	284	22	640	1342	70	126	30537	3257
380	JCT US 218 & MITCHELL AVENUE	Municipal	0.592	25800	227	22482	3089	96	449	269	21	662	1389	72	131	15274	1829
	ROUTE SUMMARY - RURAL		12.101	15955												193072	41453
	ROUTE SUMMARY - MUNICIPAL		5.613	31547												177073	25010