Iowa DOT

Volume of Traffic on the Primary Road System

Route	2012	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2012				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	10 Buchanan COUNTY
20	CO RD V65 INTERCHANGE	Rural	0.458	11100	61	9551	1489	54	222	63	7	136	936	31	39	5084	682
20	EAST-NORTH EAST-SOUTH RAMP	Rural	0.311	800	5	748	48	4	15	4	0	3	20	1	1	249	15
20	NORTH-EAST SOUTH-EAST RAMP	Rural	0.280	940	6	879	56	5	22	6	1	2	17	1	1	263	16
20	WEST-NORTH WEST-SOUTH RAMP	Rural	0.311	1210	7	1128	75	7	31	9	1	3	22	1	1	376	23
20	NORTH-WEST SOUTH-WEST RAMP	Rural	0.267	1120	7	1050	64	6	24	7	1	3	22	1	1	299	17
20	WEST LIMITS OF INDEPENDENCE	Rural	5.991	10500	57	8988	1455	50	206	59	6	135	929	31	39	62906	8717
20	EAST LIMITS OF INDEPENDENCE	Municipal	0.498	10100	55	8637	1408	49	200	57	6	130	898	30	38	5030	701
20	IOWA AVENUE INTERCHANGE	Rural	0.502	10500	57	8988	1455	50	206	59	6	135	929	31	39	5271	730
20	EAST-NORTH EAST-SOUTH RAMP	Rural	0.280	500	3	459	39	4	15	4	0	2	12	0	0	140	11
20	NORTH-EAST SOUTH-EAST RAMP	Rural	0.249	480	3	447	30	4	15	4	0	1	6	0	0	120	7
20	WEST-NORTH WEST-SOUTH RAMP	Rural	0.292	1020	6	978	35	3	12	3	0	2	13	0	0	298	10
20	NORTH-WEST SOUTH-WEST RAMP	Rural	0.230	1090	7	1048	35	3	13	4	0	2	12	0	0	251	8
20	IA 150 INTERCHANGE	Rural	1.499	9400	50	7897	1453	51	211	60	7	134	921	30	38	14091	2178
20	EAST-NORTH EAST-SOUTH RAMP	Municipal	0.261	790	4	661	125	8	35	10	1	8	58	2	2	206	33
20	NORTH-EAST SOUTH-EAST RAMP	Municipal	0.242	1030	6	913	111	9	35	10	1	7	46	2	2	249	27
20	WEST-NORTH WEST-SOUTH RAMP	Rural	0.261	2140	12	1916	212	11	46	13	1	17	115	4	5	559	55
20	NORTH-WEST SOUTH-WEST RAMP	Rural	0.249	1900	11	1722	167	9	37	11	1	13	89	3	4	473	42
20	RACINE AVENUE INTERCHANGE	Rural	7.094	7200	37	5844	1319	49	201	57	6	120	824	27	35	51077	9357
20	EAST-NORTH EAST-SOUTH RAMP	Rural	0.317	200	1	172	27	1	4	1	0	2	16	1	1	63	9
20	NORTH-EAST SOUTH-EAST RAMP	Rural	0.261	200	1	164	35	1	6	2	0	3	21	1	1	52	9
20	WEST-NORTH WEST-SOUTH RAMP	Rural	0.317	730	4	652	74	4	17	5	1	6	39	1	1	231	23
20	NORTH-WEST SOUTH-WEST RAMP	Rural	0.261	810	5	736	69	4	16	5	1	5	36	1	1	211	18
20	IA 187 INTERCHANGE	Rural	5.441	6100	31	4830	1240	43	177	51	6	114	789	26	33	33190	6747
20	EAST-NORTH EAST-SOUTH RAMP	Rural	0.311	220	1	192	27	1	5	1	0	2	16	1	1	68	8
20	NORTH-EAST SOUTH-EAST RAMP	Rural	0.280	170	1	157	12	0	1	0	0	1	8	0	0	48	3
20	WEST-NORTH WEST-SOUTH RAMP	Rural	0.311	360	2	323	35	2	7	2	0	3	20	1	1	112	11
20	NORTH-WEST SOUTH-WEST RAMP	Rural	0.249	330	2	303	25	1	5	1	0	2	14	0	0	82	6
20	WEST LINE OF DELAWARE COUNTY	Rural	2.534	5900	30	4654	1217	41	170	49	5	113	779	26	33	14951	3084
	ROUTE SUMMARY - RURAL		28.556	6670												190465	31786
	ROUTE SUMMARY - MUNICIPAL		1.001	5480												5485	761