Iowa DOT

Volume of Traffic on the Primary Road System

Route	2007	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2007				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	57 Linn COUNTY
30	LOCAL ROAD INTERCHANGE
30	(TO CITY OF CEDAR RAPIDS)	Rural	2.629	12400	115	10801	1483	65	283	112	13	282	659	48	21	32600	3899
30	FAIRFAX ROAD INTERCHANGE	Rural	0.521	8400	74	6968	1358	52	224	89	11	275	641	47	21	4376	708
30	WEST LIMITS OF CEDAR RAPIDS	Rural	0.997	9200	82	7681	1437	57	246	97	12	287	669	49	21	9172	1433
30	EAST LIMITS OF CEDAR RAPIDS	Municipal	0.177	9100	81	7610	1409	55	240	95	11	281	657	48	21	1611	249
30	US 151 & IA 922 WEST INTCHG	Rural	0.805	9200	82	7681	1437	57	246	97	12	287	669	49	21	7406	1157
30	WEST LIMITS OF CEDAR RAPIDS	Rural	0.518	15800	145	13702	1952	93	403	159	19	357	834	61	27	8184	1011
30	EDGEWOOD ROAD INTERCHANGE	Municipal	0.853	15500	143	13442	1914	91	394	156	19	350	818	60	25	13222	1633
30	6TH STREET INTERCHANGE	Municipal	2.184	31000	297	28025	2674	136	588	233	28	472	1102	80	35	67704	5840
30	I 380/US 151/US 218 INTERCHANGE	Municipal	0.333	31300	295	27831	3171	143	620	245	29	596	1392	101	44	10423	1056
30	BOWLING STREET INTERCHANGE	Municipal	0.677	30800	291	27437	3069	158	684	271	32	537	1255	91	40	20852	2078
30	C STREET INTERCHANGE	Municipal	0.997	25600	238	22419	2941	149	647	256	31	519	1212	88	39	25523	2932
30	JUNCTION IVANHOE ROAD	Municipal	0.991	19400	179	16881	2338	104	453	179	21	441	1031	75	32	19225	2317
30	EAST LIMITS OF CEDAR RAPIDS	Municipal	1.766	19900	184	17376	2338	104	453	179	21	441	1031	75	32	35143	4129
30	US 151 & IA 13 EAST INTCHG	Rural	2.164	20300	188	17727	2383	107	462	183	22	450	1051	76	33	43929	5157
30	WEST LIMITS OF MOUNT VERNON	Rural	5.185	9600	91	8572	936	41	178	70	8	178	416	30	13	49776	4853
30	INTERSECTION IA 1	Municipal	1.067	9300	88	8315	896	39	170	67	8	171	399	29	12	9923	956
30	JCT COUNTRY CLUB DR & 1ST STREET	Municipal	0.670	8600	85	8006	509	21	92	36	4	99	232	17	7	5762	341
30	EAST LIMITS OF MOUNT VERNON &
30	WEST LIMITS OF LISBON	Municipal	0.261	8000	79	7412	509	21	92	36	4	99	232	17	7	2088	133
30	INTERSECTION WASHINGTON STREET	Municipal	1.023	8000	79	7412	509	21	92	36	4	99	232	17	7	8184	521
30	EAST LIMITS OF LISBON	Municipal	0.234	6700	65	6125	509	21	92	36	4	99	232	17	7	1568	119
30	WEST LINE OF CEDAR COUNTY	Rural	0.768	6900	67	6299	533	22	97	39	5	103	241	18	8	5299	409
	ROUTE SUMMARY - RURAL		13.587	11831												160742	18627
	ROUTE SUMMARY - MUNICIPAL		11.233	19694												221228	22304