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
218	52 Johnson COUNTY
218	CO RD F62 INTERCHANGE
218	(TO CITY OF HILLS)	Rural	3.059	20300	88	17812	2400	53	269	57	7	184	1658	71	101	62098	7342
218	EAST-NORTH WEST-NORTH RAMP	Rural	0.249	1310	6	1197	107	7	34	7	1	5	49	2	3	0	0
218	SOUTH-EAST SOUTH-WEST RAMP	Rural	0.267	490	2	446	42	3	16	3	0	2	16	1	1	0	0
218	EAST-SOUTH WEST-SOUTH RAMP	Rural	0.249	460	2	409	49	3	16	3	0	2	21	1	1	0	0
218	NORTH-EAST NORTH-WEST RAMP	Rural	0.267	1270	6	1157	107	6	32	7	1	6	50	2	3	0	0
218	CO RD F50 INTERCHANGE	Rural	4.174	21900	95	19280	2525	60	304	64	7	191	1720	74	105	91411	10539
218	EAST-NORTH RAMP	Rural	0.230	990	4	716	270	15	77	16	2	15	132	6	8	0	0
218	SOUTH-EAST RAMP	Rural	0.386	2880	14	2752	114	8	42	9	1	5	44	2	3	0	0
218	EAST-SOUTH RAMP	Rural	0.454	2550	12	2435	103	10	52	11	1	3	23	1	1	0	0
218	NORTH-EAST LOOP	Rural	0.349	980	3	662	315	18	94	20	2	17	149	6	9	0	0
218	SOUTH LIMITS OF IOWA CITY	Rural	1.116	18300	75	15332	2893	74	380	80	9	215	1933	83	118	20423	3229
218	IA 1 INTERCHANGE	Municipal	0.494	17600	73	14748	2780	71	365	77	9	207	1858	80	114	8694	1373
218	EAST-NORTH WEST-NORTH RAMP	Municipal	0.230	8800	40	8185	575	49	252	53	6	20	176	8	12	0	0
218	SOUTH-EAST SOUTH-WEST RAMP	Municipal	0.280	1600	7	1522	71	6	29	6	1	3	24	1	1	0	0
218	EAST-SOUTH WEST-SOUTH RAMP	Municipal	0.230	1800	8	1722	69	6	30	6	1	2	21	1	1	0	0
218	NORTH-EAST NORTH-WEST RAMP	Rural	0.267	7400	33	6790	577	50	256	54	6	19	174	7	11	0	0
218	NORTH LIMITS OF IOWA CITY	Municipal	0.569	30000	129	26104	3767	157	803	169	20	240	2155	92	131	17070	2143
218	SOUTH LIMITS OF IOWA CITY	Rural	0.209	31300	134	27245	3921	164	836	176	20	249	2243	96	137	6542	819
218	CO RD F46 & MELROSE AVE INTCHG	Municipal	1.465	30000	129	26104	3767	157	803	169	20	240	2155	92	131	43950	5519
218	EAST-NORTH WEST-NORTH RAMP	Municipal	0.305	4270	20	4127	123	16	80	17	2	1	7	0	0	0	0
218	SOUTH-EAST SOUTH-WEST RAMP	Municipal	0.242	2410	11	2307	91	12	61	13	2	0	2	0	0	0	0
218	EAST-SOUTH WEST-SOUTH RAMP	Municipal	0.317	2530	11	2278	241	27	136	29	3	4	39	2	3	0	0
218	NORTH-EAST NORTH-WEST RAMP	Municipal	0.261	4000	19	3858	123	12	64	13	2	3	26	1	1	0	0
218	WEST LIMITS OF IOWA CITY	Municipal	0.869	33500	146	29673	3681	147	749	158	18	239	2147	92	131	29112	3199
218	SOUTH LIMITS OF CORALVILLE	Rural	1.953	34800	152	30815	3833	153	780	165	19	249	2235	96	137	67964	7486
218	I 80 & I380 INTERCHANGE	Municipal	0.550	33500	146	29673	3681	147	749	158	18	239	2147	92	131	18425	2025
	ROUTE SUMMARY - RURAL		13.229	19213												248438	29415
	ROUTE SUMMARY - MUNICIPAL		5.812	21313												117251	14259