Iowa DOT

Volume of Traffic on the Primary Road System

Route	2008	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2008				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
20	31 Dubuque COUNTY
20	WEST LIMITS OF DYERSVILLE	Rural	0.465	8600	82	7144	1373	48	205	79	11	281	673	55	23	3999	638
20	IA 136 INTERCHANGE	Municipal	0.403	8300	80	6921	1299	45	193	74	10	266	637	52	21	3345	523
20	EAST LIMITS OF DYERSVILLE	Municipal	0.363	8700	83	7168	1448	60	253	97	13	280	669	55	23	3158	526
20	INTERSECTION WUCHTER ROAD	Rural	1.541	9100	86	7483	1530	63	267	103	14	295	707	58	23	14023	2358
20	WEST LIMITS OF FARLEY	Rural	3.000	10200	99	8571	1530	63	267	103	14	295	707	58	23	30600	4590
20	INTERSECTION OLDE CASTLE ROAD	Municipal	0.236	9600	93	8058	1448	60	253	97	13	280	669	55	23	2266	342
20	1ST STREET INTERCHANGE	Municipal	1.026	9100	87	7564	1448	60	253	97	13	280	669	55	23	9337	1486
20	EAST LIMITS OF FARLEY	Municipal	0.540	10400	102	8829	1469	64	271	104	14	277	663	54	23	5616	793
20	CENTER AVENUE INTCHG (EPWORTH)	Rural	3.271	11000	108	9339	1552	68	287	110	15	292	699	57	23	35981	5077
20	CO RD Y21 INTERCHANGE (PEOSTA)	Rural	4.175	12400	121	10468	1811	103	439	169	23	293	703	58	23	51770	7561
20	JUNCTION THUNDER HILLS ROAD	Rural	1.497	14400	143	12420	1835	91	388	149	20	323	774	63	26	21557	2747
20	JUNCTION CO RD D29	Rural	2.370	16400	166	14398	1835	91	388	149	20	323	774	63	26	38868	4349
20	WEST LIMITS OF DUBUQUE	Rural	1.200	18100	185	16078	1835	91	388	149	20	323	774	63	26	21720	2202
20	JUNCTION LOCAL STREET	Municipal	2.185	18400	190	16473	1735	86	366	141	19	306	733	60	25	40204	3791
20	JUNCTION IA 32	Municipal	0.367	22700	198	20250	2250	124	673	299	31	199	838	64	21	8331	826
20	JUNCTION CRESCENT RIDGE	Municipal	0.444	24000	212	21595	2191	101	550	245	26	225	947	73	25	10656	973
20	JUNCTION MERCER DR & WACKER DR	Municipal	0.538	24600	217	22189	2191	101	550	245	26	225	947	73	25	13235	1179
20	INTERSECTION CEDAR CROSS ROAD	Municipal	0.297	25100	222	22684	2191	101	550	245	26	225	947	73	25	7455	651
20	JUNCTION DEVON DRIVE	Municipal	0.684	30900	278	28367	2252	108	587	261	27	225	947	73	25	21136	1540
20	FREMONT AVENUE INTERCHANGE	Municipal	0.658	26900	239	24406	2252	108	587	261	27	225	947	73	25	17700	1482
20	GRANDVIEW AVENUE INTERCHANGE	Municipal	0.126	23700	209	21324	2165	90	488	217	23	239	1005	77	25	2986	273
20	HILL ST & BRYANT ST INTERCHANGE	Municipal	0.445	29300	262	26726	2310	104	563	251	26	242	1020	78	27	13039	1028
20	JUNCTION BLUFF STREET	Municipal	0.605	27200	243	24776	2179	100	544	242	25	225	946	73	25	16456	1318
20	INTERSECTION IA 946	Municipal	0.088	28100	251	25667	2179	100	544	242	25	225	946	73	25	2473	192
20	EAST LIMITS OF DUBUQUE AT
20	ILLINOIS STATE LINE	Municipal	0.500	18900	169	17261	1469	71	386	172	18	146	614	47	15	9450	735
	ROUTE SUMMARY - RURAL		17.519	12473												218518	29522
	ROUTE SUMMARY - MUNICIPAL		9.505	19657												186843	17658