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
141	77 Polk COUNTY
141	JUNCTION CO RD F4R	Rural	1.607	15200	90	14244	865	55	226	65	7	61	419	14	18	24426	1390
141	IA 415 INTERCHANGE	Rural	0.555	14400	85	13449	865	55	226	65	7	61	419	14	18	7992	480
141	SOUTH-EAST RAMP	Rural	0.419	3860	24	3734	102	11	46	13	1	4	25	1	1	1617	43
141	EAST-SOUTH RAMP	Rural	0.382	2680	16	2580	84	10	42	12	1	2	15	0	0	1024	32
141	EAST-NORTH LOOP	Rural	0.283	550	3	525	22	2	8	2	0	1	8	0	0	156	6
141	NORTH-EAST LOOP	Rural	0.274	650	4	614	32	2	6	2	0	3	18	1	1	178	9
141	NORTH LIMITS OF GRIMES	Rural	2.526	21300	127	20097	1076	93	384	110	12	57	391	13	17	53804	2718
141	IA 44 INTERCHANGE AT
141	SOUTH LIMITS OF GRIMES	Municipal	0.997	21300	127	20097	1076	93	384	110	12	57	391	13	17	21236	1073
141	NORTH LIMITS OF GRIMES	Rural	0.327	28900	173	27276	1451	132	544	156	17	72	493	16	20	9450	474
141	INTERSECTION NW 62ND AVENUE	Municipal	0.743	28900	173	27276	1451	132	544	156	17	72	493	16	20	21473	1078
141	INTERSECTION NW 54TH AVENUE	Municipal	0.997	31800	191	30158	1451	132	544	156	17	72	493	16	20	31705	1447
141	I 35 INTERCHANGE AT SOUTH LIMITS OF GRIMES &
141	NORTH LIMITS OF URBANDALE	Municipal	0.795	37400	222	34962	2217	216	887	254	28	99	682	23	30	29733	1763
	ROUTE SUMMARY - RURAL		6.373	15479												98647	5152
	ROUTE SUMMARY - MUNICIPAL		3.532	29487												104147	5361