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
27	7 Black Hawk COUNTY
27	DUPLICATE ROUTE WITH US 20 US 20 INTERCHANGE TO
27	INTERSECTION RIDGEWAY AVENUE *	Municipal	0.404	11600	106	10788	705	27	147	65	7	81	343	26	9	4686	285
27	INTERSECTION VIKING AVENUE	Municipal	1.001	14600	136	13864	599	33	178	79	8	53	224	17	6	14615	600
27	INTERSECTION GREENHILL ROAD	Municipal	1.146	21500	201	20528	768	49	267	119	12	57	240	18	6	24639	880
27	IA 934 INTERCHANGE	Municipal	1.147	20900	195	19898	806	51	277	123	13	61	255	20	6	23972	924
27	18TH STREET INTERCHANGE	Municipal	0.606	17700	162	16563	974	55	300	133	14	84	352	27	9	10726	590
27	WATERLOO ROAD INTERCHANGE	Municipal	0.190	11900	107	10957	835	43	236	105	11	78	328	25	8	2261	159
27	US 218 & IA 57 INTERCHANGE	Municipal	1.287	16800	153	15628	1017	59	321	143	15	85	358	27	9	21622	1309
	ROUTE SUMMARY - MUNICIPAL		5.781	17734												102521	4747