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
80	79 Poweshiek COUNTY
80	IA 146 INTERCHANGE	Rural	2.033	27500	116	18670	8716	164	502	126	7	562	7048	91	214	55908	17720
80	EAST-NORTH EAST-SOUTH RAMP	Rural	0.280	1200	6	959	235	9	29	7	0	13	168	2	5	336	66
80	NORTH-EAST SOUTH-EAST RAMP	Rural	0.292	1190	6	912	272	10	30	7	0	16	200	3	6	347	79
80	WEST-NORTH WEST-SOUTH RAMP	Rural	0.267	1790	10	1563	218	18	55	14	1	9	117	2	4	478	58
80	NORTH-WEST SOUTH-WEST RAMP	Rural	0.311	2040	11	1745	284	19	57	14	1	14	172	2	5	634	88
80	US 63 INTERCHANGE	Rural	9.043	26000	107	17174	8721	146	449	113	6	568	7128	92	216	235118	78864
80	EAST-NORTH EAST-SOUTH RAMP	Rural	0.280	610	3	461	146	7	21	5	0	8	101	1	3	171	41
80	NORTH-EAST SOUTH-EAST RAMP	Rural	0.267	690	3	496	191	12	38	9	1	9	117	2	4	184	51
80	WEST-NORTH WEST-SOUTH RAMP	Rural	0.267	730	4	629	97	3	11	3	0	6	71	1	2	195	26
80	NORTH-WEST SOUTH-WEST RAMP	Rural	0.280	700	4	598	98	7	21	5	0	5	58	1	2	196	27
80	CO RD V18 INTERCHANGE	Rural	5.542	25900	106	16933	8863	155	476	120	7	576	7216	93	220	143538	49119
80	EAST-NORTH EAST-SOUTH RAMP	Rural	0.267	300	2	243	55	3	10	3	0	3	35	0	1	80	15
80	NORTH-EAST SOUTH-EAST RAMP	Rural	0.280	330	2	265	63	6	19	5	0	2	29	0	0	92	18
80	WEST-NORTH WEST-SOUTH RAMP	Rural	0.280	310	2	251	58	5	14	3	0	3	32	0	0	87	16
80	NORTH-WEST SOUTH-WEST RAMP	Rural	0.298	340	2	270	69	6	18	5	0	3	36	0	1	101	21
80	IA 21 INTERCHANGE	Rural	4.824	25900	106	16942	8854	154	473	119	7	575	7212	93	220	124942	42712
80	EAST-NORTH EAST-SOUTH RAMP	Rural	0.360	960	1	131	829	6	18	4	0	57	713	9	21	346	298
80	NORTH-EAST SOUTH-EAST RAMP	Rural	0.342	890	0	67	823	6	19	5	0	56	706	9	21	304	281
80	NORTH-WEST SOUTH-WEST LOOP	Rural	0.242	1800	7	1074	720	21	63	16	1	44	551	7	17	436	174
80	WEST-NORTH WEST-SOUTH LOOP	Rural	0.218	2000	9	1407	584	18	55	14	1	35	442	6	14	436	127
80	WEST LINE OF IOWA COUNTY	Rural	2.699	24000	92	14708	9202	127	390	98	5	609	7639	99	232	64776	24836
	ROUTE SUMMARY - RURAL		28.672	21927												628705	214637