Iowa DOT

Volume of Traffic on the Primary Road System

Route	2013	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2013				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
30	85 Story COUNTY
30	SOUTH DAKOTA INTERCHANGE	Rural	1.123	13800	75	12642	1083	51	228	55	6	74	620	22	29	15497	1216
30	EAST-NORTH EAST-SOUTH RAMP	Municipal	0.285	4760	27	4564	169	20	90	22	2	4	29	1	1	1357	48
30	WEST-NORTH WEST-SOUTH RAMP	Rural	0.405	970	5	869	96	13	59	14	1	1	7	0	0	393	39
30	NORTH-WEST SOUTH-WEST RAMP	Rural	0.271	1110	6	1070	34	5	21	5	1	0	2	0	0	301	9
30	NORTH-EAST SOUTH-EAST LOOP	Rural	0.252	4510	26	4383	101	13	59	14	1	1	11	0	0	1137	25
30	WEST LIMITS OF AMES	Rural	0.525	21100	117	19755	1228	67	299	72	7	78	653	23	30	11078	645
30	UNIVERSITY BLVD INTERCHANGE	Municipal	1.590	20500	114	19193	1193	65	290	70	7	76	634	22	29	32595	1897
30	EAST-SOUTH RAMP CONNECTION	Municipal	0.112	770	4	743	22	3	13	3	0	0	2	0	0	86	2
30	EAST-NORTH EAST-SOUTH RAMP	Municipal	0.081	4470	26	4314	130	12	52	13	1	5	43	2	2	362	11
30	EAST-NORTH RAMP CONNECTION	Municipal	0.162	3700	21	3571	108	9	39	9	1	5	42	1	1	599	17
30	NORTH-EAST SOUTH-EAST RAMP	Municipal	0.267	4500	26	4372	102	9	40	10	1	4	35	1	1	1202	27
30	WEST-NORTH WEST-SOUTH RAMP	Municipal	0.218	2870	17	2810	44	6	25	6	1	1	6	0	0	626	10
30	NORTH-WEST SOUTH-WEST RAMP	Municipal	0.298	2750	16	2677	57	7	31	7	1	1	9	0	0	820	17
30	US 69 INTERCHANGE	Municipal	1.522	24000	134	22544	1323	73	326	79	8	84	698	24	31	36528	2014
30	EAST-NORTH EAST-SOUTH RAMP	Municipal	0.330	5900	33	5628	239	20	88	21	2	11	90	3	4	1947	79
30	SOUTH-EAST RAMP	Municipal	0.249	2280	12	2101	167	12	53	13	1	9	73	3	4	568	42
30	WEST-NORTH WEST-SOUTH RAMP	Municipal	0.329	3140	18	3044	78	8	37	9	1	2	19	1	1	1033	26
30	NORTH-WEST SOUTH-WEST RAMP	Municipal	0.174	2940	17	2869	54	6	28	7	1	1	10	0	0	512	9
30	NORTH-WEST RAMP CONNECTION	Municipal	0.099	1780	10	1741	29	4	16	4	0	1	4	0	0	176	3
30	NORTH-EAST LOOP	Municipal	0.230	2900	17	2790	93	7	30	7	1	5	41	1	1	667	21
30	SOUTH-WEST RAMP CONNECTION	Municipal	0.087	1160	7	1128	26	3	13	3	0	1	6	0	0	101	2
30	DAYTON AVENUE INTERCHANGE AT
30	EAST LIMITS OF AMES	Municipal	1.223	29000	161	27149	1690	96	431	104	11	105	874	30	39	35467	2067
30	EAST-NORTH EAST-SOUTH RAMP	Municipal	0.167	2200	11	1925	263	15	68	17	2	16	134	5	6	367	44
30	EAST-NORTH EAST-SOUTH RAMP	Rural	0.113	2270	12	1987	271	16	70	17	2	17	138	5	6	257	31
30	NORTH-EAST SOUTH-EAST RAMP	Municipal	0.168	2000	10	1736	254	17	78	19	2	14	115	4	5	336	43
30	NORTH-EAST SOUTH-EAST RAMP	Rural	0.081	2060	11	1787	262	18	81	19	2	14	118	4	5	167	21
30	WEST-NORTH WEST-SOUTH RAMP	Municipal	0.280	2250	12	2034	204	23	101	24	3	5	45	2	2	630	57
30	NORTH-WEST SOUTH-WEST RAMP	Municipal	0.199	2460	13	2237	209	19	86	21	2	8	68	2	3	490	42
30	I 35 INTERCHANGE	Rural	0.788	29400	163	27389	1848	90	403	97	10	125	1040	36	47	23167	1456
30	INTERSECTION CO RD R70	Rural	1.561	14700	81	13570	1050	52	232	56	6	70	587	20	25	22947	1639
30	WEST LIMITS OF NEVADA	Rural	2.766	13200	73	12257	870	48	217	52	5	55	456	16	20	36511	2406
30	INTERSECTION CO RD S14	Municipal	1.267	12000	66	11089	845	47	211	51	5	53	443	15	19	15204	1071
30	JUNCTION 6TH STREET	Municipal	0.494	11700	64	10819	816	43	191	46	5	53	443	15	19	5780	403
30	EAST LIMITS OF NEVEDA AT
30	19TH STREET INTERCHANGE	Municipal	0.974	10200	55	9329	816	43	191	46	5	53	443	15	19	9935	795
30	EAST-NORTH EAST-SOUTH RAMP	Rural	0.319	980	5	922	53	5	23	6	1	2	15	1	1	313	17
30	NORTH-EAST SOUTH-EAST RAMP	Rural	0.316	1060	6	1021	33	3	12	3	0	2	13	0	0	335	10
30	NORTH-WEST SOUTH-WEST LOOP	Rural	0.186	1860	10	1758	92	7	33	8	1	4	36	1	1	346	17
30	WEST-NORTH WEST-SOUTH LOOP	Rural	0.217	1870	10	1763	96	8	34	8	1	5	38	1	1	406	21
30	INTERSECTION CO RD S27	Rural	1.499	8900	48	8079	773	35	156	38	4	54	450	16	20	13341	1159
30	INTERSECTION 680TH AVENUE	Rural	3.000	7300	39	6488	773	35	156	38	4	54	450	16	20	21900	2319
30	W LIMITS OF COLO	Rural	1.203	7300	39	6488	773	35	156	38	4	54	450	16	20	8782	930
30	US 65 INTERCHANGE	Municipal	0.759	6400	34	5776	590	34	152	37	4	36	303	11	14	4858	448
30	EAST-NORTH EAST-SOUTH RAMP	Rural	0.360	220	1	198	21	1	4	1	0	2	13	0	0	79	8
30	NORTH-EAST SOUTH-EAST RAMP	Rural	0.261	240	1	198	41	3	11	3	0	2	20	1	1	63	11
30	WEST-NORTH WEST-SOUTH RAMP	Municipal	0.249	870	5	778	87	6	29	7	1	4	37	1	1	217	22
30	NORTH-WEST SOUTH-WEST LOOP	Rural	0.242	850	4	757	88	5	21	5	1	6	47	2	2	206	21
30	WEST LINE OF MARSHALL COUNTY	Rural	3.995	5500	28	4693	779	33	148	36	4	56	466	16	21	21973	3112
	ROUTE SUMMARY - RURAL		19.483	9198												179199	15112
	ROUTE SUMMARY - MUNICIPAL		11.813	12906												152463	9217