Iowa DOT

Volume of Traffic on the Primary Road System

Route	2012	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2012				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	WEST-NORTH WEST-SOUTH RAMP	Rural	0.329	250	1	204	45	2	8	2	0	2	29	0	0	82	15
380	NORTH-WEST SOUTH-WEST RAMP	Rural	0.249	270	1	209	60	5	16	4	0	2	30	0	0	67	15
380	CO RD D38 INTERCHANGE	Rural	6.874	15200	72	11507	3623	112	345	87	5	218	2736	35	83	104485	24905
380	EAST-NORTH WEST-NORTH RAMP	Rural	0.329	280	1	239	40	2	8	2	0	2	25	0	0	92	13
380	SOUTH-EAST SOUTH-WEST RAMP	Rural	0.261	230	1	186	43	2	7	2	0	2	28	0	0	60	11
380	EAST-SOUTH WEST-SOUTH RAMP	Rural	0.317	210	1	181	28	2	8	2	0	1	14	0	0	67	9
380	NORTH-EAST NORTH-WEST RAMP	Rural	0.249	220	1	189	29	3	9	2	0	1	13	0	0	55	7
380	EAST JUNCTION US 20 INTERCHANGE	Rural	2.791	15300	72	11608	3621	113	347	87	5	218	2732	35	83	42702	10106
380	SOUTH-EAST RAMP	Rural	0.280	60	0	43	17	1	3	1	0	1	12	0	0	17	5
380	WEST-SOUTH RAMP	Rural	0.410	7500	35	5582	1884	67	204	51	3	111	1388	18	43	3075	772
380	EAST-SOUTH RAMP	Rural	0.423	90	0	70	20	1	2	0	0	1	15	0	0	38	8
380	SOUTH-WEST RAMP	Rural	0.578	7600	37	5864	1700	45	138	35	2	105	1317	17	40	4393	983
380	CO RD V49 INTERCHANGE	Rural	1.435	28000	142	22750	5111	195	598	150	8	295	3703	48	112	40180	7334
380	EAST-NORTH EAST-SOUTH RAMP	Rural	0.317	630	3	508	119	6	19	5	0	6	79	1	2	200	38
380	NORTH-EAST SOUTH-EAST RAMP	Rural	0.298	620	3	512	105	6	18	4	0	5	69	1	2	185	31
380	WEST-NORTH WEST-SOUTH RAMP	Rural	0.342	1270	7	1151	112	13	40	10	1	3	43	1	2	434	38
380	NORTH-WEST SOUTH-WEST RAMP	Rural	0.280	1450	8	1335	106	12	38	10	1	3	40	1	2	406	30
380	EAST LIMITS OF EVANSDALE	Rural	0.995	29400	151	24146	5105	208	640	161	9	290	3638	47	110	29253	5079
380	EVANSDALE DRIVE INTERCHANGE	Municipal	0.913	29400	151	24146	5105	208	640	161	9	290	3638	47	110	26842	4661
380	EAST-NORTH EAST-SOUTH RAMP	Municipal	0.205	1480	5	836	639	14	43	11	1	41	508	7	16	303	131
380	NORTH-EAST SOUTH-EAST RAMP	Municipal	0.242	1590	6	893	691	14	44	11	1	44	553	7	17	385	167
380	WEST-NORTH WEST-SOUTH RAMP	Municipal	0.224	3680	17	2736	927	53	164	41	2	47	593	8	18	824	208
380	NORTH-WEST SOUTH-WEST RAMP	Municipal	0.261	3670	17	2756	898	50	154	39	2	46	581	8	18	958	234
380	RIVER FOREST ROAD INTERCHANGE	Municipal	2.268	33700	174	27929	5600	284	871	219	12	299	3751	48	114	76432	12701
380	EAST-NORTH RAMP	Municipal	0.298	260	1	237	21	3	9	2	0	0	6	0	0	77	6
380	NORTH-EAST RAMP	Municipal	0.447	200	1	177	22	2	7	2	0	1	10	0	0	89	10
380	NORTH-WEST RAMP	Municipal	0.211	3830	22	3599	209	34	106	27	1	3	36	0	1	808	44
380	WEST-NORTH LOOP	Municipal	0.379	3560	21	3367	172	25	77	19	1	4	45	1	2	1349	65
380	WEST LIMITS EVANSDALE &
380	EAST LIMITS WATERLOO	Municipal	0.399	40600	215	34451	5938	338	1038	261	15	304	3816	49	116	16199	2369
380	WEST JCT US 20 & US 218 INTCHG	Municipal	0.409	40600	215	34451	5938	338	1038	261	15	304	3816	49	116	16605	2429
380	EAST-NORTH RAMP	Municipal	0.329	8700	49	7840	812	43	132	33	2	43	536	7	16	2862	267
380	NORTH-EAST SOUTH-EAST RAMP	Municipal	0.218	10200	56	9005	1140	71	218	55	3	56	706	9	21	2224	249
380	SOUTH-EAST RAMP	Municipal	0.398	1440	8	1320	112	12	36	9	1	4	49	1	2	573	45
380	WEST-SOUTH RAMP	Municipal	0.379	1630	10	1527	93	10	31	8	0	3	38	0	1	618	35
380	NORTH-WEST RAMP	Municipal	0.479	1140	6	987	147	17	51	13	1	5	59	1	2	546	70
380	NORTH-EAST NORTH-WEST RAMP	Municipal	0.199	9900	54	8672	1175	76	233	59	3	57	716	9	21	1970	234
380	SOUTH-WEST LOOP	Municipal	0.168	1410	8	1296	106	11	35	9	0	4	45	1	2	237	18
380	WEST-NORTH LOOP	Municipal	0.249	870	3	430	437	36	111	28	2	19	232	3	7	217	109
380	EAST-SOUTH LOOP	Municipal	0.249	1390	8	1287	95	12	38	9	1	2	31	0	0	346	24
380	NORTH-EAST RAMP	Municipal	0.472	8700	48	7626	1028	59	182	46	3	52	657	8	19	4106	485
380	SAN MARNAN DRIVE INTERCHANGE	Municipal	1.067	22300	45	19724	2531	149	547	152	6	157	1466	20	35	23794	2701
380	EAST-NORTH WEST-NORTH RAMP	Municipal	0.168	5400	12	5031	358	36	131	36	1	14	134	2	3	907	60
380	SOUTH-EAST SOUTH-WEST RAMP	Municipal	0.237	4060	9	3820	232	27	98	27	1	7	69	1	2	962	55
380	EAST-SOUTH WEST-SOUTH RAMP	Municipal	0.218	4740	10	4515	215	23	83	23	1	8	74	1	2	1033	47
380	NORTH-EAST NORTH-WEST RAMP	Municipal	0.212	3120	7	2898	215	20	74	20	1	9	87	1	2	661	46
380	JCT US 218 & MITCHELL AVENUE	Municipal	0.581	22100	45	19399	2657	156	571	159	6	165	1544	21	37	12840	1544
	ROUTE SUMMARY - RURAL		16.757	13474												225791	49399
	ROUTE SUMMARY - MUNICIPAL		11.879	16396												194767	29014