Iowa DOT

Volume of Traffic on the Primary Road System

Route	2010	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2010				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	5800	29	4566	1205	39	172	48	5	122	773	20	25	34585	7185
20	EAST-NORTH EAST-SOUTH RAMP	Rural	0.292	1000	5	846	149	7	33	9	1	13	81	2	2	292	44
20	NORTH-EAST SOUTH-EAST RAMP	Rural	0.298	1130	6	974	149	7	31	9	1	13	84	2	2	337	44
20	WEST-NORTH WEST-SOUTH RAMP	Rural	0.292	670	4	576	91	5	23	7	1	7	45	1	1	196	27
20	NORTH-WEST SOUTH-WEST RAMP	Rural	0.280	690	4	576	111	7	33	9	1	8	50	1	1	193	31
20	SOUTH LIMITS OF MANCHESTER	Rural	1.166	6500	33	5166	1301	41	180	50	6	133	842	22	28	7579	1517
20	EAST LIMITS OF MANCHESTER	Municipal	0.513	6500	33	5174	1294	41	178	50	6	132	838	22	28	3335	664
20	CO RD D5X INTERCHANGE	Rural	0.266	6500	33	5166	1301	41	180	50	6	133	842	22	28	1729	346
20	EAST-NORTH EAST-SOUTH RAMP	Rural	0.392	830	5	777	48	5	20	6	1	2	14	0	0	325	19
20	NORTH-EAST SOUTH-EAST RAMP	Rural	0.323	730	4	669	56	6	25	7	1	2	15	0	0	236	18
20	NORTH-WEST SOUTH-WEST LOOP	Rural	0.212	360	2	331	27	1	7	2	0	2	14	0	0	76	6
20	WEST-NORTH WEST-SOUTH LOOP	Rural	0.242	430	3	400	27	2	8	2	0	2	12	0	0	104	7
20	IA 38 INTERCHANGE AT
20	WEST LIMITS OF DELAWARE	Rural	5.065	7300	37	5913	1349	48	209	58	7	133	845	22	28	36975	6833
20	EAST-NORTH EAST-SOUTH RAMP	Municipal	0.292	710	4	658	48	3	13	4	0	4	23	1	1	207	14
20	NORTH-EAST SOUTH-EAST RAMP	Municipal	0.342	620	4	564	53	4	18	5	1	3	21	1	1	212	18
20	NORTH-WEST SOUTH-WEST RAMP	Rural	0.149	540	3	456	81	4	19	5	1	7	43	1	1	80	12
20	NORTH-WEST SOUTH-WEST RAMP	Municipal	0.184	540	3	456	81	4	19	5	1	7	43	1	1	99	15
20	WEST-NORTH WEST-SOUTH LOOP	Municipal	0.249	460	2	392	65	3	14	4	0	6	35	1	1	115	16
20	EAST LIMITS OF DELAWARE	Municipal	0.954	7600	39	6204	1356	57	249	69	8	126	800	21	27	7250	1294
20	CO RD X35 INTERCHANGE(EARLVILLE)	Rural	2.763	7600	39	6199	1361	57	250	70	8	127	803	21	27	20999	3760
20	EAST-NORTH EAST-SOUTH RAMP	Rural	0.410	390	2	354	34	4	16	5	1	1	7	0	0	160	14
20	WEST-NORTH WEST-SOUTH RAMP	Rural	0.348	440	2	394	44	2	8	2	0	4	25	1	1	153	15
20	NORTH-WEST SOUTH-WEST RAMP	Rural	0.249	390	2	360	27	1	7	2	0	2	14	0	0	97	7
20	NORTH-EAST SOUTH-EAST LOOP	Rural	0.242	350	2	322	26	2	10	3	0	1	9	0	0	85	6
20	EAST JUNCTION CO RD X47	Rural	4.220	7900	40	6367	1492	67	297	83	9	134	851	22	28	33338	6296
20	WEST LIMITS OF DYERSVILLE	Rural	0.748	9500	50	7958	1492	67	297	83	9	134	851	22	28	7106	1116
20	JUNCTION CO RD X49 AT
20	EAST LIMITS OF DYERSVILLE	Municipal	1.589	8700	45	7171	1484	67	295	82	9	134	847	22	28	13824	2358
20	JUNCTION 7TH STREET (DYERSVILLE)	Rural	0.500	9200	49	7659	1492	67	297	83	9	134	851	22	28	4600	746
20	WEST LINE OF DUBUQUE COUNTY	Rural	0.172	9100	48	7560	1492	67	297	83	9	134	851	22	28	1565	257
	ROUTE SUMMARY - RURAL		24.592	6132												150810	28306
	ROUTE SUMMARY - MUNICIPAL		4.123	6074												25042	4379