Iowa DOT

Volume of Traffic on the Primary Road System

Route	2016	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2016				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	14100	62	12502	1537	46	233	49	6	110	990	42	60	37069	4041
30	EAST-WEST RAMP	Rural	0.429	2070	10	2014	46	4	18	4	0	2	16	1	1	0	0
30	WEST-EAST RAMP WEST PART	Rural	0.423	1920	9	1807	104	7	38	8	1	5	41	2	3	0	0
30	WEST-EAST RAMP EAST PART	Rural	0.217	1920	9	1807	104	7	38	8	1	5	41	2	3	0	0
30	FAIRFAX ROAD INTERCHANGE	Rural	0.521	10700	45	9219	1436	38	195	41	5	106	952	41	58	5575	748
30	EAST-NORTH EAST-SOUTH RAMP	Rural	0.317	1050	5	956	90	7	34	7	1	4	35	1	2	0	0
30	NORTH-EAST SOUTH-EAST RAMP	Rural	0.242	630	3	556	71	6	29	6	1	3	24	1	1	0	0
30	WEST LIMITS OF CEDAR RAPIDS	Rural	0.997	12400	53	10748	1599	51	259	55	6	112	1011	43	62	12363	1594
30	US 151 & IA 922 WEST INTCHG AT
30	EAST LIMITS OF CEDAR RAPIDS	Municipal	0.982	11700	50	10147	1503	48	243	51	6	106	951	41	58	11489	1476
30	EAST-NORTH EAST-SOUTH RAMP	Rural	0.248	3830	17	3497	316	18	89	19	2	17	155	7	10	0	0
30	NORTH-EAST SOUTH-EAST RAMP	Rural	0.292	5700	26	5250	424	23	117	25	3	23	211	9	13	0	0
30	WEST-NORTH WEST-SOUTH RAMP	Rural	0.249	680	3	642	35	3	13	3	0	1	13	1	1	0	0
30	NORTH-WEST SOUTH-WEST RAMP	Rural	0.217	800	4	762	34	3	13	3	0	1	12	1	1	0	0
30	NORTH-WEST RAMP CONNECTION	Rural	0.162	720	3	696	21	1	6	1	0	1	10	0	0	0	0
30	SOUTH-WEST RAMP CONNECTION	Rural	0.068	70	0	60	10	1	6	1	0	0	2	0	0	0	0
30	WEST LIMITS OF CEDAR RAPIDS	Rural	0.518	20400	89	18041	2270	86	439	93	11	150	1351	58	83	10567	1176
30	EDGEWOOD ROAD INTERCHANGE	Municipal	0.853	19200	84	16982	2134	81	413	87	10	141	1270	54	78	16378	1820
30	EAST-NORTH EAST-SOUTH RAMP	Municipal	0.379	8200	38	7661	501	35	179	38	4	22	202	9	13	0	0
30	SOUTH-EAST RAMP	Municipal	0.267	1040	4	868	167	11	56	12	1	8	72	3	4	0	0
30	WEST-NORTH WEST-SOUTH RAMP	Municipal	0.379	770	4	712	55	4	22	5	1	2	19	1	1	0	0
30	NORTH-WEST SOUTH-WEST RAMP	Municipal	0.267	1310	6	1235	69	5	26	5	1	3	26	1	1	0	0
30	NORTH-EAST LOOP	Municipal	0.254	5600	26	5314	260	19	99	21	2	11	97	4	5	0	0
30	6TH STREET INTERCHANGE	Municipal	2.183	31900	142	28821	2937	137	699	147	17	177	1594	68	97	69638	6411
30	EASTBOUND OFF RAMP	Municipal	0.143	2490	10	2017	463	15	78	17	2	32	289	12	17	0	0
30	NORTH-WEST SOUTH-WEST RAMP	Municipal	0.218	2000	9	1743	248	16	84	18	2	12	105	5	7	0	0
30	N-W S-W E-N CONNECTION	Municipal	0.037	2770	11	2271	488	27	137	29	3	27	240	10	15	0	0
30	N-E,S-E,W-N,S-N CONNECTOR	Municipal	0.168	6400	25	5093	1282	56	285	60	7	80	719	31	44	0	0
30	EASTBOUND ON RAMP	Municipal	0.099	3490	13	2651	826	35	180	38	4	52	467	20	29	0	0
30	EAST-SOUTH LOOP	Municipal	0.099	2280	9	1760	511	21	107	23	3	33	295	13	18	0	0
30	EAST-NORTH EAST-SOUTH LOOP	Municipal	0.118	3050	11	2289	750	31	160	34	4	48	429	18	26	0	0
30	EAST-NORTH LOOP	Municipal	0.031	780	3	537	240	10	53	11	1	15	135	6	8	0	0
30	I 380/US 151/US 218 INTERCHANGE	Municipal	0.333	34000	148	30048	3804	172	876	185	21	233	2099	90	129	11322	1267
30	BOWLING STREET INTERCHANGE	Municipal	0.677	36800	162	32844	3794	157	804	170	20	242	2176	93	133	24914	2569
30	EAST-NORTH EAST-SOUTH RAMP	Municipal	0.299	1630	7	1457	166	13	66	14	2	7	59	3	4	0	0
30	NORTH-EAST SOUTH-EAST RAMP	Municipal	0.311	870	4	744	123	11	55	12	1	4	36	2	3	0	0
30	NORTH-WEST LOOP	Municipal	0.067	1490	6	1181	303	17	88	19	2	16	146	6	9	0	0
30	SOUTH-WEST LOOP	Municipal	0.087	4720	23	4647	50	5	27	6	1	1	10	0	0	0	0
30	NORTH-WEST SOUTH-WEST LOOP	Municipal	0.131	6100	28	5719	353	22	115	24	3	17	156	7	10	0	0
30	WEST-NORTH WEST-SOUTH LOOP	Municipal	0.242	2560	11	2299	250	15	74	16	2	13	119	5	7	0	0
30	C STREET INTERCHANGE	Municipal	0.997	30400	132	26788	3480	144	736	155	18	222	1997	86	122	30309	3470
30	NORTH-EAST SOUTH-EAST RAMP	Municipal	0.267	2580	11	2324	244	5	27	6	1	19	170	7	10	0	0
30	WEST-SOUTH RAMP	Municipal	0.369	6400	31	6216	153	9	45	10	1	8	72	3	4	0	0
30	NORTH-WEST SOUTH-WEST RAMP	Municipal	0.329	7300	34	6864	402	18	92	19	2	25	223	10	14	0	0
30	WEST-NORTH LOOP	Municipal	0.230	880	3	622	255	7	34	7	1	19	170	7	10	0	0
30	EAST-NORTH EAST-SOUTH LOOP	Municipal	0.242	1960	8	1684	268	7	37	8	1	20	177	8	12	0	0
30	JUNCTION IVANHOE ROAD	Municipal	0.991	23400	98	20001	3300	145	739	156	18	205	1846	79	113	23189	3270
30	EAST LIMITS OF CEDAR RAPIDS	Municipal	1.766	24700	105	21223	3372	154	789	166	19	205	1846	79	113	43620	5955
30	US 151 & IA 13 EAST INTCHG	Rural	2.164	26300	111	22605	3584	164	838	177	21	218	1962	84	120	56913	7756
30	EAST-NORTH RAMP	Rural	0.317	3480	16	3210	255	24	120	25	3	8	68	3	4	0	0
30	WEST-NORTH LOOP	Rural	0.317	9000	38	7649	1313	58	296	62	7	81	732	31	45	0	0
30	NORTH-WEST RAMP	Rural	0.280	9600	39	8000	1561	58	296	62	7	104	936	40	57	0	0
30	NORTH-EAST RAMP	Rural	0.510	3550	17	3361	173	15	75	16	2	6	53	2	3	0	0
30	WEST LIMITS OF MOUNT VERNON	Rural	5.185	13400	59	12066	1274	78	396	84	10	65	582	25	35	69479	6606
30	INTERSECTION IA 1	Municipal	1.188	13300	59	12044	1197	73	372	78	9	61	547	23	33	15800	1422
30	JCT COUNTRY CLUB DR & 1ST STREET	Municipal	0.655	8600	38	7805	756	32	166	35	4	47	427	18	26	5633	495
30	EAST LIMITS OF MOUNT VERNON &
30	WEST LIMITS OF LISBON	Municipal	0.261	8900	40	8104	756	32	166	35	4	47	427	18	26	2323	197
30	INTERSECTION WASHINGTON STREET	Municipal	1.023	8900	40	8104	756	32	166	35	4	47	427	18	26	9105	773
30	EAST LIMITS OF LISBON	Municipal	0.234	7400	33	6611	756	32	166	35	4	47	427	18	26	1732	177
30	WEST LINE OF CEDAR COUNTY	Rural	0.768	7800	34	6978	788	34	173	36	4	50	445	19	27	5990	605
	ROUTE SUMMARY - RURAL		17.070	12425												197956	22526
	ROUTE SUMMARY - MUNICIPAL		17.176	16456												265452	29302