Iowa DOT

Volume of Traffic on the Primary Road System

Route	2013	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2013				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
18	17 Cerro Gordo COUNTY
18	WEST LIMITS OF VENTURA	Rural	0.517	6200	32	5469	699	31	139	34	3	49	410	14	18	3205	361
18	INTERSECTION MAIN STREET	Municipal	0.509	6200	32	5469	699	31	139	34	3	49	410	14	18	3156	356
18	EAST LIMITS OF VENTURA	Municipal	2.049	8100	43	7306	751	39	174	42	4	49	410	14	18	16597	1539
18	WEST LIMITS OF CLEAR LAKE	Rural	0.843	8400	45	7513	842	53	235	57	6	49	410	14	18	7081	710
18	JUNCTION SHOREWOOD WAY	Municipal	0.011	8400	45	7513	842	53	235	57	6	49	410	14	18	92	9
18	JUNCTION CO RD B30	Municipal	0.218	9000	48	8110	842	53	235	57	6	49	410	14	18	1962	184
18	JUNCTION CO RD S18 & 16TH STREET	Municipal	0.475	9900	53	9005	842	53	235	57	6	49	410	14	18	4703	400
18	INTERSECTION BUDDY HOLLY PLACE	Municipal	1.007	11800	65	10894	842	53	235	57	6	49	410	14	18	11883	848
18	INTERSECTION 8TH STREET	Municipal	0.500	13200	73	12285	842	53	235	57	6	49	410	14	18	6600	421
18	INTERSECTION 24TH STREET	Municipal	0.955	13700	76	12761	863	56	249	60	6	49	410	14	18	13084	824
18	I 35 & IA 122 NORTH INTERCHANGE	Municipal	0.317	15900	84	14134	1682	83	370	89	9	113	943	33	42	5040	533
18	I 35 SOUTH INTERCHANGE TO
18	MALLARD AVENUE INTERCHANGE	Rural	4.358	8000	33	5574	2393	41	181	44	5	213	1770	61	78	34864	10429
18	EAST-NORTH EAST-SOUTH RAMP	Rural	0.257	710	4	635	71	3	15	4	0	5	40	1	1	182	18
18	NORTH-EAST SOUTH-EAST RAMP	Rural	0.267	840	5	773	63	3	13	3	0	4	36	1	1	224	17
18	WEST-NORTH WEST-SOUTH RAMP	Rural	0.264	500	2	365	133	3	11	3	0	12	97	3	4	132	35
18	NORTH-WEST SOUTH-WEST RAMP	Rural	0.256	450	2	322	126	2	7	2	0	12	97	3	4	115	32
18	US 65 INTERCHANGE	Rural	3.010	8600	37	6294	2268	43	192	46	5	198	1652	57	73	25886	6827
18	EAST-NORTH EAST-SOUTH RAMP	Rural	0.266	1780	9	1557	213	5	24	6	1	18	148	5	6	473	57
18	NORTH-EAST SOUTH-EAST RAMP	Rural	0.266	1610	8	1402	200	9	40	10	1	14	117	4	5	428	53
18	WEST-NORTH WEST-SOUTH RAMP	Rural	0.307	570	3	507	60	4	17	4	0	3	28	1	1	175	18
18	NORTH-WEST SOUTH-WEST RAMP	Rural	0.261	530	3	467	60	2	10	2	0	5	38	1	1	138	16
18	CO RD S56 INTERCHANGE	Rural	4.052	10900	49	8290	2561	51	229	55	6	222	1851	64	83	44167	10377
18	EAST-NORTH EAST-SOUTH RAMP	Rural	0.333	760	4	691	65	2	9	2	0	5	43	2	2	253	22
18	NORTH-EAST SOUTH-EAST RAMP	Rural	0.316	650	3	576	70	3	12	3	0	5	43	2	2	205	22
18	WEST-NORTH WEST-SOUTH RAMP	Rural	0.275	340	2	270	68	6	28	7	1	3	23	1	1	94	19
18	NORTH-WEST SOUTH-WEST RAMP	Rural	0.241	320	1	234	84	5	24	6	1	5	40	1	1	77	20
18	CO RD S70 INTERCHANGE AT
18	WEST LINE OF FLYOD COUNTY	Rural	5.137	11600	53	9002	2544	44	198	48	5	225	1875	65	84	59589	13069
18	WEST-NORTH WEST-SOUTH RAMP	Rural	0.254	310	2	283	25	1	5	1	0	2	14	0	0	79	6
18	NORTH-WEST SOUTH-WEST RAMP	Rural	0.251	380	2	345	33	2	10	2	0	2	15	1	1	95	8
	ROUTE SUMMARY - RURAL		21.731	8166												177462	42116
	ROUTE SUMMARY - MUNICIPAL		6.041	10448												63117	5114