Iowa DOT

Volume of Traffic on the Primary Road System

Route	2002	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2002				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	0.503	9200	73	7810	1316	23	210	108	24	233	641	46	31	4628	662
20	IA 136 INTERCHANGE	Municipal	0.367	9200	73	7810	1316	23	210	108	24	233	641	46	31	3376	483
20	EAST LIMITS OF DYERSVILLE	Municipal	0.373	10300	82	8803	1414	25	229	117	27	249	685	49	32	3842	527
20	INTERSECTION WUCHTER ROAD	Rural	1.510	10300	82	8803	1414	25	229	117	27	249	685	49	32	15553	2135
20	JUNCTION IA 967	Rural	3.232	10600	83	8955	1561	28	259	132	30	273	750	54	36	34259	5045
20	WEST LIMITS OF FARLEY	Rural	0.093	9400	72	7800	1527	27	246	126	28	270	742	53	35	874	142
20	1ST STREET INTERCHANGE (FARLEY)	Municipal	0.908	9400	72	7800	1527	27	246	126	28	270	742	53	35	8535	1387
20	EAST LIMITS OF FARLEY *	Municipal	0.553	10100	79	8514	1506	26	241	124	28	267	733	53	35	5585	833
20	CENTER AVENUE INTCHG (EPWORTH)	Rural	3.250	10100	79	8514	1506	26	241	124	28	267	733	53	35	32825	4895
20	CO RD Y21 INTERCHANGE (PEOSTA)	Rural	4.121	13800	111	11935	1753	38	349	179	40	281	773	55	38	56870	7224
20	JUNCTION THUNDER HILLS ROAD	Rural	1.460	15900	130	14015	1753	36	335	172	39	287	789	57	38	23214	2559
20	JUNCTION CO RD D29	Rural	2.337	15900	130	14015	1753	36	335	172	39	287	789	57	38	37158	4097
20	WEST LIMITS OF DUBUQUE	Rural	1.635	18400	152	16405	1841	42	386	198	45	287	789	57	38	30084	3010
20	JUNCTION LOCAL STREET	Municipal	1.697	20200	168	18104	1926	50	463	237	54	275	757	54	36	34279	3268
20	JUNCTION IA 32	Municipal	0.366	22800	140	20682	1974	73	447	255	29	181	899	60	31	8345	722
20	JUNCTION CRESCENT RIDGE	Municipal	0.423	26700	165	24436	2094	71	433	247	28	203	1009	67	35	11294	886
20	JUNCTION MERCER DR & WACKER DR	Municipal	0.621	28400	176	26124	2094	71	433	247	28	203	1009	67	35	17636	1300
20	INTERSECTION CEDAR CROSS ROAD	Municipal	0.299	25400	156	23145	2094	71	433	247	28	203	1009	67	35	7595	626
20	JUNCTION DEVON DRIVE	Municipal	0.702	32300	202	29986	2106	72	440	251	28	203	1009	67	35	22675	1478
20	FREMONT AVENUE INTERCHANGE	Municipal	0.636	32300	202	29986	2106	72	440	251	28	203	1009	67	35	20543	1339
20	GRANDVIEW AVENUE INTERCHANGE	Municipal	0.125	26100	162	24063	1870	54	329	187	21	198	982	66	34	3263	234
20	HILL ST & BRYANT ST INTERCHANGE	Municipal	0.445	32300	203	30022	2069	69	419	239	27	203	1010	68	35	14374	921
20	JUNCTION BLUFF STREET	Municipal	0.588	31300	194	28724	2377	102	622	355	40	195	966	65	34	18404	1398
20	INTERSECTION IA 946	Municipal	0.095	31900	198	29319	2377	102	622	355	40	195	966	65	34	3031	226
20	EAST LIMITS OF DUBUQUE AT
20	ILLINOIS STATE LINE	Municipal	0.460	26700	170	25257	1267	53	321	183	21	107	529	35	18	12282	583
	ROUTE SUMMARY - RURAL		18.141	12980												235465	29769
	ROUTE SUMMARY - MUNICIPAL		8.658	22529												195059	16211