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
80	79 Poweshiek COUNTY
80	IA 146 INTERCHANGE	Rural	2.033	27600	104	18736	8760	154	532	110	7	404	7267	78	208	56111	17809
80	EAST-NORTH EAST-SOUTH RAMP	Rural	0.280	1210	5	968	236	9	30	6	0	10	174	2	5	339	66
80	NORTH-EAST SOUTH-EAST RAMP	Rural	0.292	1200	5	922	273	9	31	6	0	11	206	2	5	350	80
80	WEST-NORTH WEST-SOUTH RAMP	Rural	0.267	1800	9	1572	219	17	58	12	1	7	121	1	3	481	58
80	NORTH-WEST SOUTH-WEST RAMP	Rural	0.311	2050	10	1756	285	17	60	12	1	10	177	2	5	638	89
80	US 63 INTERCHANGE	Rural	9.043	26100	95	17239	8765	138	476	98	6	409	7349	79	210	236022	79262
80	EAST-NORTH EAST-SOUTH RAMP	Rural	0.280	610	3	461	147	6	22	5	0	6	104	1	3	171	41
80	NORTH-EAST SOUTH-EAST RAMP	Rural	0.267	690	3	495	192	12	40	8	0	7	121	1	3	184	51
80	WEST-NORTH WEST-SOUTH RAMP	Rural	0.267	730	3	629	97	3	11	2	0	4	73	1	2	195	26
80	NORTH-WEST SOUTH-WEST RAMP	Rural	0.280	700	3	598	98	6	22	5	0	3	59	1	2	196	27
80	CO RD V18 INTERCHANGE	Rural	5.542	26000	94	16998	8908	146	505	104	6	414	7441	80	212	144092	49368
80	EAST-NORTH EAST-SOUTH RAMP	Rural	0.267	300	1	244	55	3	11	2	0	2	36	0	1	80	15
80	NORTH-EAST SOUTH-EAST RAMP	Rural	0.280	330	1	266	63	6	20	4	0	2	30	0	0	92	18
80	WEST-NORTH WEST-SOUTH RAMP	Rural	0.280	310	1	250	58	4	15	3	0	2	33	0	1	87	16
80	NORTH-WEST SOUTH-WEST RAMP	Rural	0.298	340	1	269	69	6	19	4	0	2	37	0	1	101	21
80	IA 21 INTERCHANGE	Rural	4.523	26000	94	17007	8899	145	501	104	6	414	7437	80	212	117598	40250
80	EAST-NORTH EAST-SOUTH RAMP	Rural	0.360	970	1	136	833	5	19	4	0	41	735	8	21	349	300
80	NORTH-EAST SOUTH-EAST RAMP	Rural	0.342	890	0	62	827	6	20	4	0	40	728	8	21	304	283
80	NORTH-WEST SOUTH-WEST LOOP	Rural	0.242	1810	6	1080	724	20	68	14	1	32	568	6	16	438	175
80	WEST-NORTH WEST-SOUTH LOOP	Rural	0.218	2010	8	1416	586	17	58	12	1	25	455	5	13	438	128
80	WEST LINE OF IOWA COUNTY	Rural	3.000	24100	82	14770	9248	120	414	85	5	438	7876	85	225	72300	27744
	ROUTE SUMMARY - RURAL		28.672	21992												630566	215827