Iowa DOT

Volume of Traffic on the Primary Road System

Route	2011	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2011				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	14400	36	13143	1221	53	466	92	16	84	408	42	60	5818	493
27	INTERSECTION VIKING AVENUE	Municipal	1.001	17900	45	16634	1221	53	466	92	16	84	408	42	60	17918	1222
27	INTERSECTION GREENHILL ROAD	Municipal	1.146	23600	60	22319	1221	53	466	92	16	84	408	42	60	27046	1399
27	IA 934 INTERCHANGE	Municipal	1.147	22300	56	20809	1435	59	523	103	18	103	502	52	74	25578	1646
27	EAST-NORTH WEST-NORTH RAMP	Municipal	0.230	3870	10	3783	77	4	36	7	1	4	20	2	3	890	18
27	SOUTH-EAST SOUTH-WEST RAMP	Municipal	0.280	3730	10	3658	62	4	39	8	1	1	7	1	1	1044	17
27	EAST-SOUTH WEST-SOUTH RAMP	Municipal	0.218	3020	8	2923	89	5	45	9	2	4	19	2	3	658	19
27	NORTH-EAST NORTH-WEST RAMP	Municipal	0.230	3290	9	3232	49	2	13	3	0	4	21	2	3	757	11
27	18TH STREET INTERCHANGE	Municipal	0.606	22700	57	21233	1410	55	488	97	17	106	518	53	75	13756	854
27	WATERLOO ROAD INTERCHANGE	Municipal	0.190	15300	38	14041	1221	44	386	76	14	99	482	50	71	2907	232
27	N-E N-W N-S RAMP	Municipal	0.210	2960	8	2838	114	7	66	13	2	4	17	2	3	622	24
27	E-N W-N S-N RAMP	Municipal	0.264	2820	7	2701	111	7	62	12	2	4	19	2	3	744	29
27	NORTHBOUND CONNECTION	Municipal	0.099	2780	7	2692	81	4	39	8	1	4	19	2	3	275	8
27	S-E S-W S-N RAMP	Municipal	0.192	4010	11	3902	97	5	45	9	2	5	25	3	4	770	19
27	E-S W-S N-S RAMP	Municipal	0.218	3400	9	3299	92	6	57	11	2	2	10	1	1	741	20
27	SOUTHBOUND CONNECTION	Municipal	0.218	1880	5	1815	60	4	37	7	1	1	7	1	1	410	13
27	US 218 & IA 57 INTERCHANGE	Municipal	1.287	21100	53	19602	1445	58	513	102	18	107	518	53	75	27156	1860
	ROUTE SUMMARY - MUNICIPAL		7.940	16006												127090	7884