Iowa DOT

Volume of Traffic on the Primary Road System

Route	2004	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2004				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	1.106	12200	100	11136	963	28	181	82	14	161	448	32	17	13493	1065
30	WEST LIMITS OF AMES	Rural	0.533	17200	142	15825	1232	51	329	149	25	166	463	33	17	9168	657
30	EAST LIMITS OF AMES	Municipal	0.895	17200	142	15825	1232	51	329	149	25	166	463	33	17	15394	1103
30	WEST LIMITS OF AMES	Rural	0.050	17200	142	15825	1232	51	329	149	25	166	463	33	17	860	62
30	ELWOOD DRIVE INTERCHANGE	Municipal	0.654	17200	142	15825	1232	51	329	149	25	166	463	33	17	11249	806
30	US 69 INTERCHANGE	Municipal	1.517	21000	175	19458	1365	60	387	175	29	175	487	35	18	31857	2071
30	DAYTON AVENUE INTERCHANGE AT
30	EAST LIMITS OF AMES	Municipal	1.221	26200	218	24228	1752	72	469	212	35	236	657	47	24	31990	2139
30	I 35 INTERCHANGE	Rural	0.788	25200	205	22829	2163	82	532	240	40	310	865	62	32	19858	1704
30	JUNCTION SAND HILL TRAIL	Rural	0.841	14400	118	13140	1141	45	288	130	22	160	447	32	17	12110	960
30	INTERSECTION CO RD R70	Rural	0.715	14300	117	13041	1141	45	288	130	22	160	447	32	17	10225	816
30	INTERSECTION CO RD S14 AT
30	WEST LIMITS OF NEVADA	Rural	4.038	13600	111	12307	1181	51	330	149	25	153	427	31	16	54917	4769
30	JUNCTION 6TH STREET	Municipal	0.497	12800	104	11525	1170	50	327	148	24	152	423	30	15	6362	581
30	EAST LIMITS OF NEVEDA AT
30	19TH STREET INTERCHANGE	Municipal	0.970	10700	85	9510	1103	48	310	140	23	142	396	28	14	10379	1070
30	INTERSECTION CO RD S27	Rural	1.492	9600	76	8409	1115	49	314	142	23	144	400	29	14	14323	1664
30	INTERSECTION 680TH AVENUE	Rural	3.012	7500	57	6328	1115	49	314	142	23	144	400	29	14	22590	3358
30	JUNCTION WEST STREET (COLO)	Rural	1.454	7400	58	6446	895	26	170	77	13	149	415	30	15	10760	1301
30	US 65 INTERCHANGE	Rural	0.505	7200	56	6248	895	26	170	77	13	149	415	30	15	3636	452
30	WEST LINE OF MARSHALL COUNTY	Rural	3.996	5400	42	4680	678	21	136	61	10	110	307	22	12	21578	2709
	ROUTE SUMMARY - RURAL		18.530	10443												193518	19517
	ROUTE SUMMARY - MUNICIPAL		5.754	18636												107231	7770