Iowa DOT

Volume of Traffic on the Primary Road System

Route	2011	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2011				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	11000	53	9476	1470	51	220	64	7	133	929	28	36	5038	673
20	EAST-NORTH EAST-SOUTH RAMP	Rural	0.311	790	4	738	48	4	15	5	0	3	20	1	1	246	15
20	NORTH-EAST SOUTH-EAST RAMP	Rural	0.280	930	5	869	56	5	22	7	1	2	17	1	1	260	16
20	WEST-NORTH WEST-SOUTH RAMP	Rural	0.311	1190	6	1109	74	7	30	9	1	3	22	1	1	370	23
20	NORTH-WEST SOUTH-WEST RAMP	Rural	0.267	1110	6	1040	64	6	24	7	1	3	22	1	1	296	17
20	WEST LIMITS OF INDEPENDENCE	Rural	5.991	10400	50	8913	1436	47	204	60	6	132	922	28	36	62306	8603
20	EAST LIMITS OF INDEPENDENCE	Municipal	0.498	10100	49	8641	1409	47	200	59	6	130	904	28	36	5030	702
20	IOWA AVENUE INTERCHANGE	Rural	0.502	10400	50	8913	1436	47	204	60	6	132	922	28	36	5221	721
20	EAST-NORTH EAST-SOUTH RAMP	Rural	0.280	490	3	448	39	4	15	5	0	2	12	0	0	137	11
20	NORTH-EAST SOUTH-EAST RAMP	Rural	0.249	470	2	438	30	3	15	4	0	1	6	0	0	117	7
20	WEST-NORTH WEST-SOUTH RAMP	Rural	0.292	1010	5	970	35	3	12	4	0	2	13	0	0	295	10
20	NORTH-WEST SOUTH-WEST RAMP	Rural	0.230	1080	6	1039	35	3	13	4	0	2	12	0	0	248	8
20	IA 150 INTERCHANGE	Rural	1.499	9300	44	7821	1435	49	209	61	7	131	914	28	36	13941	2151
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	5	914	111	8	35	10	1	7	46	1	1	249	27
20	WEST-NORTH WEST-SOUTH RAMP	Rural	0.261	2110	11	1890	209	11	46	13	1	16	114	3	4	551	55
20	NORTH-WEST SOUTH-WEST RAMP	Rural	0.249	1880	10	1705	165	9	37	11	1	13	89	3	4	468	41
20	RACINE AVENUE INTERCHANGE	Rural	7.094	7100	32	5765	1302	46	198	58	6	117	818	25	33	50367	9236
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	165	35	1	6	2	0	3	21	1	1	52	9
20	WEST-NORTH WEST-SOUTH RAMP	Rural	0.317	720	4	643	73	4	17	5	1	5	38	1	1	228	23
20	NORTH-WEST SOUTH-WEST RAMP	Rural	0.261	800	4	728	68	4	16	5	1	5	35	1	1	209	18
20	IA 187 INTERCHANGE	Rural	5.441	6000	27	4749	1224	41	175	51	6	112	783	24	31	32646	6660
20	EAST-NORTH EAST-SOUTH RAMP	Rural	0.311	220	1	192	27	1	5	2	0	2	16	0	0	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	350	2	313	35	2	7	2	0	3	20	1	1	109	11
20	NORTH-WEST SOUTH-WEST RAMP	Rural	0.249	330	2	304	25	1	5	2	0	2	14	0	0	82	6
20	WEST LINE OF DELAWARE COUNTY	Rural	2.534	5800	26	4571	1202	39	169	49	5	111	774	24	31	14697	3046
	ROUTE SUMMARY - RURAL		28.556	6586												188063	31380
	ROUTE SUMMARY - MUNICIPAL		1.001	5480												5485	762