Iowa DOT

Volume of Traffic on the Primary Road System

Route	2015	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2015				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
141	77 Polk COUNTY
141	JUNCTION CO RD F4R	Rural	1.607	16100	80	15106	913	53	258	57	6	52	446	18	24	25873	1467
141	IA 415 INTERCHANGE	Rural	0.555	15200	76	14212	913	53	258	57	6	52	446	18	24	8436	507
141	SOUTH-EAST RAMP	Rural	0.419	4090	21	3961	108	11	53	12	1	3	26	1	1	0	0
141	EAST-SOUTH RAMP	Rural	0.382	2830	15	2727	88	10	48	10	1	2	16	1	1	0	0
141	EAST-NORTH LOOP	Rural	0.283	580	3	555	22	2	8	2	0	1	8	0	0	0	0
141	NORTH-EAST LOOP	Rural	0.274	680	3	644	33	1	7	2	0	2	19	1	1	0	0
141	NORTH LIMITS OF GRIMES	Rural	2.526	22500	113	21248	1138	89	438	96	10	48	417	17	23	56835	2875
141	IA 44 INTERCHANGE AT
141	SOUTH LIMITS OF GRIMES	Municipal	0.997	21200	107	20028	1066	84	410	90	9	45	391	16	22	21136	1063
141	NORTH LIMITS OF GRIMES	Rural	0.327	30600	154	28913	1533	126	620	136	14	61	525	21	28	10006	501
141	INTERSECTION NW 62ND AVENUE	Municipal	0.743	28600	144	27019	1437	118	581	128	13	57	492	20	27	21250	1068
141	INTERSECTION NW 54TH AVENUE	Municipal	0.997	31600	160	30003	1437	118	581	128	13	57	492	20	27	31505	1433
141	I 35 INTERCHANGE AT SOUTH LIMITS OF GRIMES &
141	NORTH LIMITS OF URBANDALE	Municipal	0.795	37100	185	34717	2198	193	949	209	22	79	681	27	37	29495	1747
	ROUTE SUMMARY - RURAL		6.373	16365												101150	5350
	ROUTE SUMMARY - MUNICIPAL		3.532	29271												103386	5311