Iowa DOT

Volume of Traffic on the Primary Road System

Route	2010	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2010				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	13200	76	11952	1172	54	238	66	7	105	662	17	22	14824	1316
30	EAST-NORTH EAST-SOUTH RAMP	Municipal	0.285	3410	21	3274	115	13	59	16	2	3	21	1	1	972	33
30	WEST-NORTH WEST-SOUTH RAMP	Rural	0.405	910	5	860	45	5	20	6	1	2	12	0	0	369	18
30	NORTH-WEST SOUTH-WEST RAMP	Rural	0.271	880	5	851	24	3	14	4	0	0	2	0	0	238	7
30	NORTH-EAST SOUTH-EAST LOOP	Rural	0.252	3810	23	3687	100	11	47	13	1	4	23	1	1	960	25
30	WEST LIMITS OF AMES	Rural	0.525	18800	110	17367	1323	71	312	87	10	110	694	18	23	9870	695
30	UNIVERSITY BLVD INTERCHANGE	Municipal	1.594	18300	107	16905	1287	69	302	84	9	107	676	18	23	29170	2051
30	EAST-SOUTH RAMP CONNECTION	Municipal	0.112	820	5	792	23	3	12	3	0	1	4	0	0	92	3
30	EAST-NORTH EAST-SOUTH RAMP	Municipal	0.081	4260	26	4129	105	10	44	12	1	5	31	1	1	345	9
30	EAST-NORTH RAMP CONNECTION	Municipal	0.162	3430	21	3328	81	7	31	9	1	4	27	1	1	556	13
30	NORTH-EAST SOUTH-EAST RAMP	Municipal	0.267	4170	25	3973	172	17	75	21	2	7	47	1	1	1113	46
30	WEST-NORTH WEST-SOUTH RAMP	Municipal	0.218	2480	15	2388	77	8	35	10	1	3	19	0	0	541	17
30	NORTH-WEST SOUTH-WEST RAMP	Municipal	0.298	2310	14	2239	57	6	26	7	1	2	14	0	0	688	17
30	US 69 INTERCHANGE	Municipal	1.518	22000	130	20443	1427	82	359	100	11	114	719	19	24	33396	2166
30	EAST-NORTH EAST-SOUTH RAMP	Municipal	0.330	8100	48	7508	544	55	240	67	8	23	144	4	5	2673	180
30	SOUTH-EAST RAMP	Municipal	0.249	2290	13	2078	199	18	79	22	2	10	64	2	2	570	50
30	WEST-NORTH WEST-SOUTH RAMP	Municipal	0.329	3600	22	3446	132	12	51	14	2	7	44	1	1	1184	43
30	NORTH-WEST SOUTH-WEST RAMP	Municipal	0.174	3770	22	3532	216	23	102	28	3	8	48	1	1	656	38
30	NORTH-WEST RAMP CONNECTION	Municipal	0.099	1750	11	1661	78	8	33	9	1	4	22	1	1	173	8
30	NORTH-EAST LOOP	Municipal	0.230	3870	23	3692	155	15	67	19	2	7	43	1	1	890	36
30	SOUTH-WEST RAMP CONNECTION	Municipal	0.087	2010	12	1864	135	16	68	19	2	4	25	1	1	175	12
30	DAYTON AVENUE INTERCHANGE AT
30	EAST LIMITS OF AMES	Municipal	1.223	28700	168	26551	1980	135	593	165	19	139	879	23	29	35100	2422
30	EAST-NORTH EAST-SOUTH RAMP	Municipal	0.167	1860	9	1464	387	30	131	37	4	24	152	4	5	311	65
30	EAST-NORTH EAST-SOUTH RAMP	Rural	0.113	1910	10	1502	398	31	135	38	4	25	156	4	5	216	45
30	NORTH-EAST SOUTH-EAST RAMP	Municipal	0.168	1400	6	1000	394	29	129	36	4	25	160	4	5	235	66
30	NORTH-EAST SOUTH-EAST RAMP	Rural	0.081	1420	6	1009	405	30	133	37	4	26	164	4	5	115	33
30	WEST-NORTH WEST-SOUTH RAMP	Municipal	0.280	3120	17	2641	462	45	196	55	6	21	131	3	4	874	129
30	NORTH-WEST SOUTH-WEST RAMP	Municipal	0.199	3300	18	2785	497	49	216	60	7	21	136	4	5	657	99
30	I 35 INTERCHANGE	Rural	0.782	26200	153	24194	1853	103	454	126	14	150	949	25	32	20488	1449
30	INTERSECTION CO RD R70	Rural	1.561	13400	78	12370	951	60	263	73	8	71	449	12	15	20917	1485
30	INTERSECTION CO RD S14 AT
30	WEST LIMITS OF NEVADA	Rural	4.033	13100	75	11848	1177	60	263	73	8	100	634	16	21	52832	4747
30	JUNCTION 6TH STREET	Municipal	0.494	11600	66	10389	1145	58	256	71	8	98	618	16	21	5730	566
30	EAST LIMITS OF NEVEDA AT
30	19TH STREET INTERCHANGE	Municipal	0.974	10000	56	8865	1078	48	212	59	7	98	618	16	21	9740	1050
30	EAST-NORTH EAST-SOUTH RAMP	Rural	0.319	640	4	595	42	4	17	5	1	2	13	0	0	204	13
30	NORTH-EAST SOUTH-EAST RAMP	Rural	0.316	1030	6	932	92	7	30	8	1	6	38	1	1	325	29
30	NORTH-WEST SOUTH-WEST LOOP	Rural	0.186	1290	8	1218	64	6	28	8	1	3	17	0	0	240	12
30	WEST-NORTH WEST-SOUTH LOOP	Rural	0.217	1770	11	1684	75	6	25	7	1	5	30	1	1	384	16
30	INTERSECTION CO RD S27	Rural	1.499	8800	48	7644	1108	50	219	61	7	100	634	16	21	13191	1661
30	INTERSECTION 680TH AVENUE	Rural	2.999	7700	42	6550	1108	50	219	61	7	100	634	16	21	23092	3323
30	W LIMITS OF COLO	Rural	1.203	8500	48	7635	817	50	219	61	7	62	395	10	13	10226	983
30	US 65 INTERCHANGE	Municipal	0.759	6300	35	5472	793	48	212	59	7	61	384	10	13	4782	602
30	EAST-NORTH EAST-SOUTH RAMP	Rural	0.360	290	1	233	55	3	14	4	0	4	28	1	1	104	20
30	NORTH-EAST SOUTH-EAST RAMP	Rural	0.261	230	1	200	29	2	8	2	0	2	14	0	0	60	8
30	WEST-NORTH WEST-SOUTH RAMP	Municipal	0.249	830	5	734	91	4	18	5	1	8	52	1	1	207	23
30	NORTH-WEST SOUTH-WEST LOOP	Rural	0.242	830	4	679	146	9	40	11	1	11	70	2	2	201	35
30	WEST LINE OF MARSHALL COUNTY	Rural	3.995	4910	27	4259	624	25	108	30	3	59	376	10	13	19615	2493
	ROUTE SUMMARY - RURAL		20.743	9086												188471	18413
	ROUTE SUMMARY - MUNICIPAL		10.546	12406												130830	9744