Iowa DOT

Volume of Traffic on the Primary Road System

Route	2015	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2015				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	6300	30	5647	623	31	151	33	3	39	334	13	18	3257	322
18	INTERSECTION MAIN STREET	Municipal	0.509	6300	30	5647	623	31	151	33	3	39	334	13	18	3207	317
18	EAST LIMITS OF VENTURA	Municipal	2.049	8200	40	7494	666	37	180	40	4	39	334	13	18	16802	1365
18	WEST LIMITS OF CLEAR LAKE	Rural	0.843	8900	43	8082	775	52	256	56	6	39	334	13	18	7503	653
18	JUNCTION SHOREWOOD WAY	Municipal	0.011	8500	41	7701	758	50	244	54	6	39	334	13	18	94	8
18	JUNCTION CO RD B30	Municipal	0.218	9100	44	8298	758	50	244	54	6	39	334	13	18	1984	165
18	JUNCTION CO RD S18 & 16TH STREET	Municipal	0.475	10000	49	9193	758	50	244	54	6	39	334	13	18	4750	360
18	INTERSECTION BUDDY HOLLY PLACE	Municipal	1.007	11900	59	11083	758	50	244	54	6	39	334	13	18	11983	763
18	INTERSECTION 8TH STREET	Municipal	0.500	13300	66	12476	758	50	244	54	6	39	334	13	18	6650	379
18	INTERSECTION 24TH STREET	Municipal	0.955	13800	69	12952	779	53	259	57	6	39	334	13	18	13179	744
18	I 35 & IA 122 NORTH INTERCHANGE	Municipal	0.224	16000	76	14231	1693	78	383	84	9	109	940	38	52	3584	379
18	I 35 SOUTH INTERCHANGE TO
18	MALLARD AVENUE INTERCHANGE	Rural	4.451	8500	32	5938	2530	40	197	43	4	215	1854	75	102	37834	11261
18	EAST-NORTH EAST-SOUTH RAMP	Rural	0.257	750	4	671	75	3	17	4	0	5	42	2	2	0	0
18	NORTH-EAST SOUTH-EAST RAMP	Rural	0.267	890	4	818	67	3	15	3	0	4	38	2	2	0	0
18	WEST-NORTH WEST-SOUTH RAMP	Rural	0.264	530	2	388	140	3	12	3	0	12	101	4	5	0	0
18	NORTH-WEST SOUTH-WEST RAMP	Rural	0.256	480	2	346	132	1	7	2	0	12	101	4	5	0	0
18	US 65 INTERCHANGE	Rural	3.010	9100	36	6664	2400	43	209	46	5	201	1731	70	96	27391	7224
18	EAST-NORTH EAST-SOUTH RAMP	Rural	0.266	1890	9	1655	226	5	26	6	1	18	155	6	8	0	0
18	NORTH-EAST SOUTH-EAST RAMP	Rural	0.266	1700	8	1481	211	9	44	10	1	14	122	5	6	0	0
18	WEST-NORTH WEST-SOUTH RAMP	Rural	0.307	600	3	533	64	4	19	4	0	3	30	1	1	0	0
18	NORTH-WEST SOUTH-WEST RAMP	Rural	0.261	560	3	493	64	2	11	2	0	5	40	2	2	0	0
18	CO RD S56 INTERCHANGE	Rural	4.052	11500	47	8745	2709	51	250	55	6	225	1939	78	106	46598	10977
18	EAST-NORTH EAST-SOUTH RAMP	Rural	0.333	810	4	738	68	2	9	2	0	5	45	2	3	0	0
18	NORTH-EAST SOUTH-EAST RAMP	Rural	0.316	680	3	603	74	3	13	3	0	5	45	2	3	0	0
18	WEST-NORTH WEST-SOUTH RAMP	Rural	0.275	360	2	286	73	6	30	7	1	3	24	1	1	0	0
18	NORTH-WEST SOUTH-WEST RAMP	Rural	0.241	340	1	249	89	5	26	6	1	5	42	2	2	0	0
18	CO RD S70 INTERCHANGE AT
18	WEST LINE OF FLYOD COUNTY	Rural	5.137	12200	50	9458	2691	44	216	47	5	228	1964	79	107	62671	13824
18	WEST-NORTH WEST-SOUTH RAMP	Rural	0.254	330	2	303	26	1	6	1	0	2	15	1	1	0	0
18	NORTH-WEST SOUTH-WEST RAMP	Rural	0.251	400	2	363	35	2	11	2	0	2	16	1	1	0	0
	ROUTE SUMMARY - RURAL		21.824	8618												185254	44261
	ROUTE SUMMARY - MUNICIPAL		5.948	10463												62233	4480