Iowa DOT

Volume of Traffic on the Primary Road System

Route	2013	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2013				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	28 Delaware COUNTY
20	IA 13 INTERCHANGE	Rural	5.963	7200	32	5459	1709	54	240	58	6	135	1127	39	51	42934	10191
20	EAST-NORTH EAST-SOUTH RAMP	Rural	0.292	1010	5	831	174	8	36	9	1	12	101	3	4	295	51
20	NORTH-EAST SOUTH-EAST RAMP	Rural	0.298	1180	6	985	189	11	49	12	1	12	97	3	4	352	56
20	WEST-NORTH WEST-SOUTH RAMP	Rural	0.292	900	4	739	156	5	23	6	1	12	102	4	5	263	46
20	NORTH-WEST SOUTH-WEST RAMP	Rural	0.280	860	4	707	148	4	18	4	0	12	101	3	4	241	41
20	SOUTH LIMITS OF MANCHESTER	Rural	1.166	7600	34	5798	1768	63	283	68	7	135	1122	39	50	8862	2061
20	EAST LIMITS OF MANCHESTER	Municipal	0.513	7600	34	5798	1768	63	283	68	7	135	1122	39	50	3899	907
20	CO RD D5X INTERCHANGE	Rural	0.266	7600	34	5798	1768	63	283	68	7	135	1122	39	50	2022	470
20	EAST-NORTH EAST-SOUTH RAMP	Rural	0.379	720	4	672	44	5	21	5	1	1	11	0	0	273	17
20	NORTH-EAST SOUTH-EAST RAMP	Rural	0.323	720	4	683	33	3	13	3	0	1	11	0	0	233	11
20	NORTH-WEST SOUTH-WEST LOOP	Rural	0.212	460	3	431	27	2	7	2	0	2	13	0	0	98	6
20	WEST-NORTH WEST-SOUTH LOOP	Rural	0.221	360	2	336	22	1	5	1	0	1	12	0	0	80	5
20	IA 38 INTERCHANGE AT
20	WEST LIMITS OF DELAWARE	Rural	5.065	8200	38	6366	1796	68	305	74	8	134	1119	39	50	41533	9097
20	EAST-NORTH EAST-SOUTH RAMP	Municipal	0.292	440	2	388	50	5	20	5	1	2	17	1	1	128	15
20	NORTH-EAST SOUTH-EAST RAMP	Municipal	0.342	580	3	503	74	5	21	5	1	4	35	1	1	198	25
20	NORTH-WEST SOUTH-WEST RAMP	Rural	0.030	590	3	517	70	5	20	5	1	4	33	1	1	18	2
20	NORTH-WEST SOUTH-WEST RAMP	Municipal	0.162	590	3	517	70	5	20	5	1	4	33	1	1	96	11
20	WEST-NORTH WEST-SOUTH LOOP	Municipal	0.249	420	2	368	50	2	11	3	0	3	28	1	1	105	12
20	EAST LIMITS OF DELAWARE	Municipal	0.954	7700	36	6118	1546	56	250	60	6	118	979	34	43	7346	1475
20	CO RD X35 INTERCHANGE(EARLVILLE)	Rural	2.763	7700	36	6118	1546	56	250	60	6	118	979	34	43	21275	4272
20	EAST-NORTH EAST-SOUTH RAMP	Rural	0.410	640	3	575	62	4	19	5	0	3	28	1	1	262	25
20	WEST-NORTH WEST-SOUTH RAMP	Rural	0.381	370	2	329	39	3	13	3	0	2	17	1	1	141	15
20	NORTH-WEST SOUTH-WEST RAMP	Rural	0.249	450	2	418	29	1	5	1	0	2	18	1	1	112	7
20	NORTH-EAST SOUTH-EAST LOOP	Rural	0.242	560	3	500	57	4	19	5	0	3	23	1	1	136	14
20	EAST JUNCTION CO RD X47	Rural	4.220	7500	35	5905	1560	60	269	65	7	116	966	33	42	31650	6583
20	WEST LIMITS OF DYERSVILLE	Rural	0.748	8100	39	6501	1560	60	269	65	7	116	966	33	42	6059	1167
20	JUNCTION CO RD X49 AT
20	EAST LIMITS OF DYERSVILLE	Municipal	1.589	8800	43	7197	1560	60	269	65	7	116	966	33	42	13983	2479
20	JUNCTION 7TH STREET (DYERSVILLE)	Rural	0.500	8700	42	7098	1560	60	269	65	7	116	966	33	42	4350	780
20	WEST LINE OF DUBUQUE COUNTY	Rural	0.172	8700	42	7098	1560	60	269	65	7	116	966	33	42	1496	268
	ROUTE SUMMARY - RURAL		24.472	6648												162685	35185
	ROUTE SUMMARY - MUNICIPAL		4.101	6280												25755	4924