Iowa DOT

Volume of Traffic on the Primary Road System

Route	2003	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2003				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	97 Woodbury COUNTY
20	DUPLICATE ROUTE WITH I 129 I 29 & I 129 INTERCHANGE TO LAKEPORT STREET INTERCHANGE AT
20	EAST LIMITS OF SIOUX CITY	Municipal	1.456	25400	222	22614	2562	92	271	197	30	609	1172	73	117	36982	3730
20	SOUTH LIMITS OF SIOUX CITY	Rural	0.353	19100	149	16435	2514	39	320	153	31	487	1333	94	56	6742	887
20	SUNNYBROOK DRIVE INTERCHANGE	Municipal	0.762	19100	149	16435	2514	39	320	153	31	487	1333	94	56	14554	1916
20	MORNINGSIDE AVENUE INTERCHANGE
20	AT EAST LIMITS OF SIOUX CITY	Municipal	0.549	18700	146	16039	2514	39	320	153	31	487	1333	94	56	10266	1380
20	US 75 & IA 12 INTERCHANGE	Rural	1.123	16500	126	13858	2514	39	320	153	31	487	1333	94	56	18530	2823
20	INTERSECTION CHARLES AVENUE	Rural	3.702	9300	76	8419	803	12	98	47	9	158	431	30	18	34429	2973
20	EAST JUNCTION CO RD K42	Rural	1.954	8800	72	7924	803	12	98	47	9	158	431	30	18	17195	1569
20	JUNCTION CEDAR STREET AT
20	WEST LIMITS OF LAWTON	Rural	1.491	8800	72	7924	803	12	98	47	9	158	431	30	18	13121	1197
20	EAST LIMITS OF LAWTON	Rural	0.253	7300	58	6438	803	12	98	47	9	158	431	30	18	1847	203
20	JUNCTION IA 140 & CO RD K64	Rural	5.456	7300	58	6438	803	12	98	47	9	158	431	30	18	39829	4381
20	JUNCTION CO RD D22	Rural	2.984	4970	38	4182	750	11	87	41	8	149	408	29	18	14830	2238
20	JUNCTION CO RD L36	Rural	11.611	3680	26	2912	741	10	81	39	8	149	408	29	18	42728	8604
20	INTERSECTION IA 31	Rural	0.214	4010	29	3240	741	10	81	39	8	149	408	29	18	858	159
20	WEST LIMITS OF CORRECTIONVILLE	Rural	0.119	3460	26	2837	597	10	83	39	8	113	309	22	13	412	71
20	INTERSECTION HACKBERRY ST AT
20	EAST LIMITS OF CORRECTIONVILLE	Municipal	0.127	3460	26	2837	597	10	83	39	8	113	309	22	13	439	76
20	JUNCTION CO RD L43	Rural	5.636	2970	21	2352	597	10	83	39	8	113	309	22	13	16739	3365
20	WEST LINE OF IDA COUNTY	Rural	0.214	2750	19	2133	597	10	83	39	8	113	309	22	13	589	128
	ROUTE SUMMARY - RURAL		35.110	5920												207849	28598
	ROUTE SUMMARY - MUNICIPAL		2.894	21507												62241	7102