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	7 Black Hawk COUNTY
218	SOUTH LIMITS OF LA PORTE CITY	Rural	0.251	1820	8	1595	217	11	57	12	1	12	112	5	7	457	54
218	INTERSECTION BISHOP AVENUE	Municipal	0.789	1750	8	1534	208	11	54	11	1	12	107	5	7	1381	164
218	INTERSECTION MAIN STREET	Municipal	0.211	2230	7	2014	208	6	62	9	1	12	96	9	12	471	44
218	JUNCTION 4TH STREET & 8TH STREET	Municipal	0.118	1540	5	1327	208	6	62	9	1	12	96	9	12	182	25
218	JUNCTION MAIN STREET	Municipal	0.540	1740	7	1477	256	17	88	19	2	12	107	5	7	940	138
218	NORTH LIMITS OF LA PORTE CITY	Municipal	0.497	4330	20	4054	256	17	88	19	2	12	107	5	7	2152	127
218	JUNCTION CO RD D46	Rural	1.220	3940	18	3654	268	18	92	19	2	12	112	5	7	4807	327
218	JUNCTION CO RD D35	Rural	4.521	3980	18	3694	268	18	92	19	2	12	112	5	7	17994	1212
218	INTERSECTION CO RD D38	Rural	1.156	5100	23	4659	418	39	197	42	5	12	112	5	7	5896	483
218	JUNCTION ORANGE ROAD (WATERLOO)	Rural	1.298	6800	31	6351	418	39	197	42	5	12	112	5	7	8826	543
218	SOUTH LIMITS OF WATERLOO	Rural	0.277	7500	35	7047	418	39	197	42	5	12	112	5	7	2078	116
218	INTERSECTION EAST SHAULIS ROAD	Municipal	0.914	7200	33	6765	401	37	189	40	5	12	107	5	7	6581	367
218	I 380 & US 20 INTERCHANGE	Municipal	1.075	10100	34	9727	339	17	166	24	2	12	96	9	12	10858	364
218	DUPLICATE ROUTE WITH I 380 INTERSECTION MITCHELL AVENUE TO
218	INTERSECTION LA PORTE RD RAMP	Municipal	0.233	27000	85	24125	2790	67	657	94	10	185	1446	138	194	6291	650
218	SB OFF RAMP TO LA PORTE ROAD	Municipal	0.055	3120	10	2892	217	14	140	20	2	4	29	3	4	0	0
218	INTERSECTION HAWTHORNE AVENUE	Municipal	0.111	30400	96	27208	3096	91	900	129	13	185	1446	138	194	3374	344
218	JUNCTION WILLISTON AVE & 18TH ST	Municipal	0.283	27100	85	24143	2872	73	722	104	11	185	1446	138	194	7669	813
218	INTERSECTION WEST 11TH STREET	Municipal	0.456	27400	86	24442	2872	73	722	104	11	185	1446	138	194	12494	1310
218	JUNCTION W 9TH STREET	Municipal	0.146	31700	101	28660	2940	79	776	112	11	185	1446	138	194	4628	429
218	EAST JUNCTION US 63	Municipal	0.519	35300	112	31996	3191	99	975	140	14	185	1446	138	194	18321	1656
218	CENTER JUNCTION US 63
218	WEST INNERLEG EAST PART	Municipal	0.238	22200	68	19328	2804	88	870	125	13	161	1259	120	168	5284	667
218	UNIVERSITY ON RAMP	Municipal	0.344	2400	8	2312	80	2	25	4	0	5	36	3	4	0	0
218	WEST JUNCTION US 63
218	EAST INNERLEG	Municipal	0.323	23300	72	20480	2748	81	800	115	12	164	1282	122	171	7526	888
218	FLETCHER AVENUE INTERCHANGE	Municipal	0.776	28900	91	25791	3018	92	903	130	13	177	1385	132	186	22426	2342
218	ANSBOROUGH AVENUE INTERCHANGE	Municipal	0.584	23200	72	20625	2502	71	698	100	10	153	1195	114	160	13549	1461
218	E-W N-W S-W RAMP	Municipal	0.184	3270	11	3003	257	11	111	16	2	11	86	8	11	0	0
218	E-W N-W S-W RAMP CONN	Municipal	0.578	1890	6	1667	217	10	95	14	1	9	71	7	9	0	0
218	E-N E-S E-W RAMP	Municipal	0.208	2800	9	2547	244	10	102	15	1	11	85	8	11	0	0
218	W-E N-E S-E RAMP	Municipal	0.202	2870	9	2588	273	10	103	15	2	13	105	10	14	0	0
218	W-E W-N W-S RAMP CONN	Municipal	0.596	1710	5	1488	217	8	80	12	1	11	85	8	11	0	0
218	W-N W-S W-E RAMP	Municipal	0.245	3220	10	2978	231	10	101	14	1	10	77	7	10	0	0
218	GREENHILL ROAD INTERCHANGE	Municipal	0.874	29700	93	26618	2989	92	910	131	13	174	1357	129	182	25958	2612
218	EAST-NORTH WEST-NORTH RAMP	Municipal	0.197	2310	8	2215	88	6	63	9	1	1	6	1	1	0	0
218	SOUTH-EAST SOUTH-WEST RAMP	Municipal	0.215	4650	15	4396	238	18	179	26	3	1	9	1	1	0	0
218	EAST-SOUTH WEST-SOUTH RAMP	Municipal	0.143	3770	13	3565	192	14	139	20	2	2	13	1	1	0	0
218	WEST-SOUTH RAMP	Municipal	0.165	2680	9	2489	182	13	133	19	2	1	11	1	1	0	0
218	NORTH-WEST RAMP	Municipal	0.162	2720	9	2578	133	10	102	15	1	0	4	0	0	0	0
218	NORTH-EAST NORTH-WEST RAMP	Municipal	0.118	2750	9	2604	137	10	103	15	2	1	5	0	0	0	0
218	EAST-SOUTH RAMP	Municipal	0.085	60	0	50	10	1	6	1	0	0	1	0	0	0	0
218	NORTH-EAST RAMP	Municipal	0.096	25	0	21	4	0	2	0	0	0	1	0	0	0	0
218	AIRPORT BLVD INTERCHANGE	Municipal	1.569	26400	83	23535	2783	77	759	109	11	172	1346	128	179	41422	4367
218	EAST-NORTH EAST-SOUTH RAMP	Municipal	0.441	6100	20	5619	461	24	237	34	3	15	119	11	15	0	0
218	SOUTH-NORTH SOUTH-WEST
218	RAMP CONNECTION	Municipal	0.031	1110	3	956	150	8	79	11	1	5	37	4	5	0	0
218	SOUTH-EAST SOUTH-WEST RAMP	Municipal	0.354	3180	10	2822	348	17	166	24	2	13	102	10	14	0	0
218	EAST-SOUTH WEST-SOUTH RAMP	Municipal	0.479	3250	10	2881	359	16	160	23	2	15	116	11	15	0	0
218	NORTH-WEST SOUTH-WEST RAMP	Municipal	0.361	5100	17	4735	348	17	170	24	3	13	99	9	12	0	0
218	WEST-EAST CONNECTION
218	WEST PART	Municipal	0.359	4620	15	4296	309	15	144	21	2	12	94	9	12	0	0
218	WEST-EAST CONNECTION
218	CENTER PART	Municipal	0.199	3680	12	3471	197	11	110	16	2	5	43	4	5	0	0
218	WEST-EAST CONNECTION
218	EAST PART	Municipal	0.168	3680	12	3471	197	11	110	16	2	5	43	4	5	0	0
218	WEST LIMITS OF WATERLOO AT
218	EAST LIMITS OF CEDAR FALLS	Municipal	1.413	29600	94	26770	2736	76	748	108	11	169	1321	126	177	41825	3866
218	IA 27 & IA 57 INTERCHANGE	Municipal	0.426	29600	94	26770	2736	76	748	108	11	169	1321	126	177	12610	1166
218	EAST-NORTH RAMP	Municipal	0.274	4940	15	4164	761	14	136	20	2	56	435	41	58	0	0
218	EAST-NORTH EAST-SOUTH RAMP	Municipal	0.156	9300	29	8227	1045	25	248	36	4	69	540	52	73	0	0
218	SOUTH-EAST RAMP	Municipal	0.478	3860	13	3574	274	11	109	16	2	13	101	10	13	0	0
218	WEST-SOUTH EAST-SOUTH RAMP	Municipal	0.274	5900	19	5495	386	18	175	25	3	16	122	12	16	0	0
218	WEST-SOUTH RAMP	Municipal	0.163	1620	5	1513	102	6	63	9	1	2	16	2	3	0	0
218	NORTH-WEST RAMP	Municipal	0.413	1060	4	1026	31	2	15	2	0	1	9	1	1	0	0
218	SOUTH-WEST LOOP	Municipal	0.207	1200	4	1092	104	7	72	10	1	1	10	1	1	0	0
218	WEST-NORTH LOOP	Municipal	0.221	900	3	866	31	2	16	2	0	1	8	1	1	0	0
218	NORTH-EAST LOOP	Municipal	0.193	4810	13	3779	1017	18	180	26	3	74	582	56	78	0	0
218	EAST-SOUTH RAMP	Municipal	0.505	4300	14	4003	283	11	111	16	2	13	105	10	14	0	0
218	LONE TREE ROAD INTERCHANGE	Municipal	1.652	22400	69	19672	2659	51	500	72	7	191	1495	143	201	37005	4393
218	EAST-NORTH WEST-NORTH RAMP	Municipal	0.280	330	1	262	67	2	24	3	0	3	27	3	4	0	0
218	SOUTH-EAST SOUTH-WEST RAMP	Municipal	0.251	1570	5	1487	78	4	41	6	1	2	19	2	3	0	0
218	EAST-SOUTH WEST-SOUTH RAMP	Municipal	0.278	1490	5	1388	97	6	56	8	1	2	19	2	3	0	0
218	NORTH-EAST NORTH-WEST RAMP	Municipal	0.257	310	1	283	26	1	10	1	0	1	10	1	1	0	0
218	NORTH LIMITS OF CEADR FALLS	Municipal	0.898	20100	62	17739	2299	40	390	56	6	170	1332	127	178	18050	2065
218	JUNCTION BENNINGTON ROAD W	Rural	1.816	20800	64	18342	2393	41	406	58	6	177	1387	132	186	37773	4346
218	INTERSECTION CO RD C57	Rural	1.030	20800	64	18342	2393	41	406	58	6	177	1387	132	186	21424	2465
218	SOUTH LIMITS OF JANESVILLE	Rural	1.548	19500	84	17104	2312	59	300	63	7	172	1549	66	95	30186	3579
218	SOUTH LINE OF BREMER COUNTY	Municipal	0.481	18600	80	16299	2220	56	288	61	7	165	1488	64	91	8947	1068
	ROUTE SUMMARY - RURAL		13.117	9868												129441	13125
	ROUTE SUMMARY - MUNICIPAL		25.061	13589												309944	31326