Iowa DOT

Volume of Traffic on the Primary Road System

Route	2016	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2016				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	0.284	480	2	416	63	4	15	3	0	3	37	0	1	0	0
380	NORTH-WEST SOUTH-WEST RAMP	Rural	0.249	240	1	195	44	2	8	1	0	2	29	0	1	0	0
380	CO RD D38 INTERCHANGE	Rural	6.874	16700	52	13384	3263	133	518	88	4	154	2266	28	72	114796	22430
380	EAST-NORTH WEST-NORTH RAMP	Rural	0.329	210	1	178	31	2	8	1	0	1	18	0	0	0	0
380	SOUTH-EAST SOUTH-WEST RAMP	Rural	0.261	210	1	178	31	1	6	1	0	1	21	0	0	0	0
380	EAST-SOUTH WEST-SOUTH RAMP	Rural	0.317	260	1	229	30	2	8	1	0	1	16	0	0	0	0
380	NORTH-EAST NORTH-WEST RAMP	Rural	0.249	200	1	172	28	2	8	1	0	1	14	0	0	0	0
380	EAST JUNCTION US 20 INTERCHANGE	Rural	2.788	16700	52	13387	3261	134	520	89	4	153	2261	28	72	46560	9092
380	SOUTH-EAST RAMP	Rural	0.402	35	0	26	9	0	1	0	0	0	6	0	0	0	0
380	WEST-SOUTH RAMP	Rural	0.410	8300	26	6604	1671	72	280	48	2	77	1141	14	37	0	0
380	EAST-SOUTH RAMP	Rural	0.423	70	0	57	12	1	2	0	0	1	8	0	0	0	0
380	SOUTH-WEST RAMP	Rural	0.578	8300	26	6705	1569	61	236	40	2	75	1106	14	36	0	0
380	CO RD V49 INTERCHANGE	Rural	1.434	29800	97	24689	5014	220	853	146	6	231	3408	42	109	42733	7190
380	EAST-NORTH EAST-SOUTH RAMP	Rural	0.317	770	2	632	135	8	29	5	0	6	84	1	3	0	0
380	NORTH-EAST SOUTH-EAST RAMP	Rural	0.298	760	3	652	105	4	15	3	0	5	75	1	2	0	0
380	WEST-NORTH WEST-SOUTH RAMP	Rural	0.342	1390	5	1256	129	16	61	10	0	3	38	0	1	0	0
380	NORTH-WEST SOUTH-WEST RAMP	Rural	0.280	1500	5	1375	119	15	57	10	0	2	33	0	1	0	0
380	EAST LIMITS OF EVANSDALE	Rural	0.995	31200	102	26075	5022	239	926	158	7	225	3320	41	106	31044	4997
380	EVANSDALE DRIVE INTERCHANGE	Municipal	0.916	31200	102	26075	5022	239	926	158	7	225	3320	41	106	28579	4600
380	EAST-NORTH EAST-SOUTH RAMP	Municipal	0.205	1250	3	692	556	27	106	18	1	25	363	5	13	0	0
380	NORTH-EAST SOUTH-EAST RAMP	Municipal	0.242	1450	3	871	575	26	102	17	1	26	386	5	13	0	0
380	WEST-NORTH WEST-SOUTH RAMP	Municipal	0.224	3200	10	2471	719	47	184	31	1	28	409	5	13	0	0
380	NORTH-WEST SOUTH-WEST RAMP	Municipal	0.368	3240	9	2412	819	47	184	31	1	34	499	6	16	0	0
380	NORTH-WEST RAMP	Municipal	0.086	2880	8	2068	804	46	178	30	1	33	493	6	16	0	0
380	SOUTH-WEST RAMP	Municipal	0.045	360	1	343	15	1	6	1	0	0	6	0	0	0	0
380	RIVER FOREST ROAD INTERCHANGE	Municipal	2.264	34900	115	29357	5429	280	1086	185	8	236	3480	43	111	79014	12291
380	EAST-NORTH RAMP	Municipal	0.298	360	1	322	37	5	21	4	0	0	6	0	0	0	0
380	NORTH-EAST RAMP	Municipal	0.447	290	1	257	32	5	18	3	0	0	5	0	0	0	0
380	NORTH-WEST RAMP	Municipal	0.211	3540	13	3418	109	17	68	12	0	1	11	0	0	0	0
380	WEST-NORTH LOOP	Municipal	0.379	3390	13	3278	99	15	60	10	0	1	12	0	0	0	0
380	WEST LIMITS EVANSDALE &
380	EAST LIMITS WATERLOO	Municipal	0.399	41200	139	35493	5568	303	1174	200	8	237	3490	43	111	16439	2222
380	WEST JCT US 20 & US 218 INTCHG	Municipal	0.409	41200	139	35493	5568	303	1174	200	8	237	3490	43	111	16851	2277
380	EAST-NORTH RAMP	Municipal	0.329	8700	29	7361	1310	74	287	49	2	55	807	10	26	0	0
380	NORTH-EAST SOUTH-EAST RAMP	Municipal	0.218	9700	33	8496	1170	69	268	46	2	48	706	9	23	0	0
380	SOUTH-EAST RAMP	Municipal	0.398	1230	4	1135	91	11	45	8	0	2	24	0	0	0	0
380	WEST-SOUTH RAMP	Municipal	0.313	1410	5	1358	47	5	20	3	0	1	16	0	0	0	0
380	NORTH-WEST RAMP	Municipal	0.479	1170	4	1045	121	13	50	9	0	3	44	1	2	0	0
380	NORTH-EAST NORTH-WEST RAMP	Municipal	0.157	9600	33	8367	1200	71	274	47	2	49	726	9	23	0	0
380	SOUTH-WEST LOOP	Municipal	0.194	1310	5	1233	72	10	37	6	0	1	17	0	0	0	0
380	WEST-NORTH LOOP	Municipal	0.249	820	2	637	181	22	85	15	1	4	53	1	2	0	0
380	EAST-SOUTH LOOP	Municipal	0.249	1170	4	1081	84	9	36	6	0	2	29	0	1	0	0
380	NORTH-EAST RAMP	Municipal	0.472	8400	29	7292	1079	58	224	38	2	46	682	8	21	0	0
380	SAN MARNAN DRIVE INTERCHANGE	Municipal	1.065	24100	66	21268	2766	151	654	125	9	152	1573	37	64	25667	2946
380	EAST-NORTH WEST-NORTH RAMP	Municipal	0.168	5400	16	5176	208	28	122	23	2	3	28	1	1	0	0
380	SOUTH-EAST SOUTH-WEST RAMP	Municipal	0.237	4150	12	3941	196	25	109	21	1	3	34	1	2	0	0
380	EAST-SOUTH WEST-SOUTH RAMP	Municipal	0.218	5000	15	4789	196	25	109	21	1	3	34	1	2	0	0
380	NORTH-EAST NORTH-WEST RAMP	Municipal	0.201	3220	9	2975	236	31	132	25	2	4	40	1	2	0	0
380	JCT US 218 & MITCHELL AVENUE	Municipal	0.584	23600	64	20717	2818	159	691	132	9	152	1572	37	64	13782	1646
	ROUTE SUMMARY - RURAL		16.830	14569												235133	43709
	ROUTE SUMMARY - MUNICIPAL		12.024	16775												180332	25982