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
218	7 Black Hawk COUNTY
218	SOUTH LIMITS OF LA PORTE CITY	Rural	0.251	1770	8	1551	211	11	55	12	1	13	109	4	5	444	53
218	INTERSECTION BISHOP AVENUE	Municipal	0.789	1720	8	1507	205	11	53	12	1	12	106	4	5	1357	162
218	INTERSECTION MAIN STREET	Municipal	0.211	2190	7	1978	205	6	61	9	1	13	95	9	12	462	43
218	JUNCTION 4TH STREET & 8TH STREET	Municipal	0.118	1510	5	1300	205	6	61	9	1	13	95	9	12	178	24
218	JUNCTION MAIN STREET	Municipal	0.540	1710	8	1450	252	17	86	19	2	12	106	4	5	923	136
218	NORTH LIMITS OF LA PORTE CITY	Municipal	0.497	4250	21	3977	252	17	86	19	2	12	106	4	5	2112	125
218	JUNCTION CO RD D46	Rural	1.220	3820	19	3541	260	18	88	19	2	13	109	4	5	4660	317
218	JUNCTION CO RD D35	Rural	4.521	3860	19	3581	260	18	88	19	2	13	109	4	5	17451	1175
218	INTERSECTION CO RD D38	Rural	1.156	4930	24	4500	406	39	189	42	4	13	109	4	5	5699	469
218	JUNCTION ORANGE ROAD (WATERLOO)	Rural	1.298	6600	33	6161	406	39	189	42	4	13	109	4	5	8567	527
218	SOUTH LIMITS OF WATERLOO	Rural	0.277	7300	37	6857	406	39	189	42	4	13	109	4	5	2022	112
218	INTERSECTION EAST SHAULIS ROAD	Municipal	0.914	7100	36	6671	394	37	184	40	4	12	106	4	5	6489	360
218	I 380 & US 20 INTERCHANGE	Municipal	1.075	11700	41	11322	337	16	166	25	2	13	95	9	12	12578	362
218	DUPLICATE ROUTE WITH I 380 INTERSECTION MITCHELL AVENUE TO
218	INTERSECTION LA PORTE RD RAMP	Municipal	0.233	26500	86	23674	2740	61	647	96	10	192	1431	128	175	6175	638
218	SB OFF RAMP TO LA PORTE ROAD	Municipal	0.055	3060	10	2837	213	13	138	21	2	4	29	3	4	0	0
218	INTERSECTION HAWTHORNE AVENUE	Municipal	0.111	29900	97	26762	3041	83	886	132	13	192	1431	128	175	3319	338
218	JUNCTION WILLISTON AVE & 18TH ST	Municipal	0.283	26600	86	23693	2821	67	711	106	11	192	1431	128	175	7528	798
218	INTERSECTION WEST 11TH STREET	Municipal	0.456	26900	87	23992	2821	67	711	106	11	192	1431	128	175	12266	1286
218	JUNCTION W 9TH STREET	Municipal	0.146	31100	102	28111	2888	72	764	114	11	192	1431	128	175	4541	422
218	EAST JUNCTION US 63	Municipal	0.519	34700	114	31452	3134	90	960	143	14	192	1431	128	175	18009	1627
218	CENTER JUNCTION US 63
218	WEST INNERLEG EAST PART	Municipal	0.238	21800	69	18976	2755	80	857	128	13	167	1246	112	153	5188	656
218	UNIVERSITY ON RAMP	Municipal	0.344	2360	8	2274	78	2	24	4	0	5	36	3	4	0	0
218	WEST JUNCTION US 63
218	EAST INNERLEG	Municipal	0.323	22900	73	20128	2699	74	787	117	12	171	1269	114	155	7397	872
218	FLETCHER AVENUE INTERCHANGE	Municipal	0.776	28400	92	25344	2965	83	889	132	13	184	1372	123	168	22038	2301
218	ANSBOROUGH AVENUE INTERCHANGE	Municipal	0.584	22800	73	20270	2457	64	687	102	10	159	1183	106	145	13315	1435
218	E-W N-W S-W RAMP	Municipal	0.184	3210	11	2947	253	10	110	16	2	11	85	8	10	0	0
218	E-W N-W S-W RAMP CONN	Municipal	0.578	1860	6	1641	213	9	94	14	1	9	71	6	8	0	0
218	E-N E-S E-W RAMP	Municipal	0.208	2750	9	2501	240	9	100	15	1	11	85	8	10	0	0
218	W-E N-E S-E RAMP	Municipal	0.202	2820	9	2543	268	10	102	15	2	14	104	9	12	0	0
218	W-E W-N W-S RAMP CONN	Municipal	0.596	1680	5	1462	213	7	79	12	1	11	85	8	10	0	0
218	W-N W-S W-E RAMP	Municipal	0.245	3160	11	2922	227	9	99	15	1	10	76	7	9	0	0
218	GREENHILL ROAD INTERCHANGE	Municipal	0.874	29200	95	26170	2936	84	896	133	13	181	1344	120	163	25521	2566
218	EAST-NORTH WEST-NORTH RAMP	Municipal	0.197	2270	8	2175	87	6	63	9	1	1	6	1	1	0	0
218	SOUTH-EAST SOUTH-WEST RAMP	Municipal	0.215	4570	16	4321	234	17	177	26	3	1	9	1	1	0	0
218	EAST-SOUTH WEST-SOUTH RAMP	Municipal	0.143	3700	13	3498	189	13	137	20	2	2	13	1	1	0	0
218	WEST-SOUTH RAMP	Municipal	0.165	2630	9	2442	179	12	130	19	2	1	11	1	1	0	0
218	NORTH-WEST RAMP	Municipal	0.162	2670	9	2530	131	9	100	15	1	0	4	0	0	0	0
218	NORTH-EAST NORTH-WEST RAMP	Municipal	0.118	2700	9	2556	135	10	102	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	25900	83	23083	2734	70	747	111	11	179	1333	120	163	40637	4290
218	EAST-NORTH EAST-SOUTH RAMP	Municipal	0.441	6000	20	5527	453	22	234	35	3	16	118	11	14	0	0
218	SOUTH-NORTH SOUTH-WEST
218	RAMP CONNECTION	Municipal	0.031	1090	3	940	147	7	78	12	1	5	36	3	4	0	0
218	SOUTH-EAST SOUTH-WEST RAMP	Municipal	0.354	3120	10	2768	342	15	163	24	2	14	102	9	12	0	0
218	EAST-SOUTH WEST-SOUTH RAMP	Municipal	0.479	3190	10	2828	352	15	157	23	2	15	115	10	13	0	0
218	NORTH-WEST SOUTH-WEST RAMP	Municipal	0.361	500	1	157	342	16	167	25	2	13	98	9	12	0	0
218	WEST-EAST CONNECTION
218	WEST PART	Municipal	0.359	4540	15	4221	304	13	142	21	2	13	94	8	11	0	0
218	WEST-EAST CONNECTION
218	CENTER PART	Municipal	0.199	3610	12	3403	194	10	109	16	2	6	42	4	5	0	0
218	WEST-EAST CONNECTION
218	EAST PART	Municipal	0.168	3610	12	3403	194	10	109	16	2	6	42	4	5	0	0
218	WEST LIMITS OF WATERLOO AT
218	EAST LIMITS OF CEDAR FALLS	Municipal	1.413	29100	95	26318	2687	69	736	110	11	176	1308	117	159	41118	3797
218	IA 27 & IA 57 INTERCHANGE	Municipal	0.426	29100	95	26318	2687	69	736	110	11	176	1308	117	159	12397	1145
218	EAST-NORTH RAMP	Municipal	0.274	4850	15	4088	748	13	134	20	2	58	431	39	53	0	0
218	EAST-NORTH EAST-SOUTH RAMP	Municipal	0.156	9100	29	8045	1026	23	243	36	4	72	535	48	65	0	0
218	SOUTH-EAST RAMP	Municipal	0.478	3790	13	3507	270	10	107	16	2	13	100	9	12	0	0
218	WEST-SOUTH EAST-SOUTH RAMP	Municipal	0.274	5800	20	5401	379	16	173	26	3	16	120	11	14	0	0
218	WEST-SOUTH RAMP	Municipal	0.163	1590	5	1484	101	6	63	9	1	2	16	1	1	0	0
218	NORTH-WEST RAMP	Municipal	0.413	1040	4	1006	31	1	15	2	0	1	9	1	1	0	0
218	SOUTH-WEST LOOP	Municipal	0.207	1180	4	1074	102	7	71	11	1	1	10	1	1	0	0
218	WEST-NORTH LOOP	Municipal	0.221	880	3	846	31	1	16	2	0	1	8	1	1	0	0
218	NORTH-EAST LOOP	Municipal	0.193	4720	13	3708	999	17	177	26	3	77	576	52	70	0	0
218	EAST-SOUTH RAMP	Municipal	0.505	4220	14	3928	278	10	110	16	2	14	104	9	12	0	0
218	LONE TREE ROAD INTERCHANGE	Municipal	1.652	22000	70	19318	2612	46	492	73	7	199	1480	133	181	36344	4315
218	EAST-NORTH WEST-NORTH RAMP	Municipal	0.280	320	1	254	65	2	23	3	0	4	27	2	3	0	0
218	SOUTH-EAST SOUTH-WEST RAMP	Municipal	0.251	1540	5	1457	77	4	41	6	1	3	19	2	3	0	0
218	EAST-SOUTH WEST-SOUTH RAMP	Municipal	0.278	1460	5	1359	96	5	56	8	1	3	19	2	3	0	0
218	NORTH-EAST NORTH-WEST RAMP	Municipal	0.257	300	1	273	26	1	10	2	0	1	10	1	1	0	0
218	NORTH LIMITS OF CEADR FALLS	Municipal	0.898	19700	63	17379	2258	36	383	57	6	177	1319	118	161	17691	2028
218	JUNCTION BENNINGTON ROAD W	Rural	1.816	20200	64	17813	2323	37	394	59	6	182	1357	122	166	36683	4219
218	INTERSECTION CO RD C57	Rural	1.030	20200	64	17813	2323	37	394	59	6	182	1357	122	166	20806	2393
218	SOUTH LIMITS OF JANESVILLE	Rural	1.548	18900	88	16568	2244	59	288	63	7	175	1509	61	83	29257	3474
218	SOUTH LINE OF BREMER COUNTY	Municipal	0.481	18300	85	16033	2181	57	280	62	6	170	1466	59	80	8802	1049
	ROUTE SUMMARY - RURAL		13.117	9575												125589	12739
	ROUTE SUMMARY - MUNICIPAL		25.061	13360												306385	30775