Iowa DOT

Volume of Traffic on the Primary Road System

Route	2005	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2005				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	2.228	12300	99	10731	1470	49	283	121	16	283	651	45	22	27404	3275
30	FAIRFAX ROAD INTERCHANGE	Rural	1.208	8400	63	6906	1429	42	244	104	13	290	666	46	22	10147	1726
30	WEST LIMITS OF CEDAR RAPIDS	Rural	0.710	9200	70	7636	1494	45	259	111	14	301	692	48	23	6532	1061
30	EAST LIMITS OF CEDAR RAPIDS	Municipal	0.177	9200	70	7636	1494	45	259	111	14	301	692	48	23	1628	264
30	US 151 & IA 922 WEST INTCHG	Rural	0.805	9200	70	7636	1494	45	259	111	14	301	692	48	23	7406	1203
30	WEST LIMITS OF CEDAR RAPIDS	Rural	0.518	15700	125	13592	1982	72	416	178	23	366	841	58	28	8133	1027
30	EDGEWOOD ROAD INTERCHANGE	Municipal	0.853	15700	125	13592	1982	72	416	178	23	366	841	58	28	13392	1691
30	6TH STREET INTERCHANGE	Municipal	2.185	31700	264	28697	2737	107	618	264	34	485	1114	77	37	69265	5980
30	I 380/US 151/US 218 INTERCHANGE	Municipal	0.332	32000	260	28361	3375	113	649	278	36	651	1495	103	50	10624	1121
30	BOWLING STREET INTERCHANGE	Municipal	0.677	29900	246	26770	2881	111	642	275	35	514	1182	82	39	20242	1950
30	C STREET INTERCHANGE	Municipal	0.995	24500	198	21581	2718	105	603	258	33	486	1118	77	38	24378	2704
30	JUNCTION IVANHOE ROAD	Municipal	0.996	19400	155	16842	2402	80	463	198	26	463	1063	73	37	19322	2392
30	EAST LIMITS OF CEDAR RAPIDS	Municipal	1.930	20100	161	17536	2402	80	463	198	26	463	1063	73	37	38793	4636
30	US 151 & IA 13 EAST INTCHG	Rural	2.000	20100	161	17536	2402	80	463	198	26	463	1063	73	37	40200	4804
30	WEST LIMITS OF MOUNT VERNON	Rural	5.185	9600	79	8593	928	31	179	76	10	179	411	28	14	49776	4812
30	INTERSECTION IA 1	Municipal	1.067	9600	79	8593	928	31	179	76	10	179	411	28	14	10243	990
30	JCT COUNTRY CLUB DR & 1ST STREET	Municipal	0.670	8900	76	8295	528	17	97	42	5	104	239	16	8	5963	354
30	EAST LIMITS OF MOUNT VERNON &
30	WEST LIMITS OF LISBON	Municipal	0.251	8300	71	7700	528	17	97	42	5	104	239	16	8	2083	133
30	INTERSECTION WASHINGTON STREET	Municipal	1.033	8300	71	7700	528	17	97	42	5	104	239	16	8	8574	545
30	EAST LIMITS OF LISBON	Municipal	0.354	6900	58	6314	528	17	97	42	5	104	239	16	8	2443	187
30	WEST LINE OF CEDAR COUNTY	Rural	0.648	6900	58	6314	528	17	97	42	5	104	239	16	8	4471	342
	ROUTE SUMMARY - RURAL		13.302	11582												154069	18250
	ROUTE SUMMARY - MUNICIPAL		11.520	19701												226950	22947