Iowa DOT

Volume of Traffic on the Primary Road System

Route	2011	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2011				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	16000	83	14730	1186	85	367	107	12	73	507	15	19	25712	1906
141	IA 415 INTERCHANGE	Rural	0.555	16400	85	15127	1186	85	367	107	12	73	507	15	19	9102	658
141	SOUTH-EAST RAMP	Rural	0.419	2140	12	2069	59	8	33	10	1	1	6	0	0	897	25
141	EAST-SOUTH RAMP	Rural	0.382	2500	14	2406	81	11	48	14	2	1	5	0	0	955	31
141	EAST-NORTH LOOP	Rural	0.283	280	2	269	9	1	3	1	0	0	3	0	0	79	3
141	NORTH-EAST LOOP	Rural	0.274	390	2	377	11	1	6	2	0	0	1	0	0	107	3
141	NORTH LIMITS OF GRIMES	Rural	2.526	19400	102	18086	1210	77	331	97	10	82	573	18	23	49004	3056
141	IA 44 INTERCHANGE AT
141	SOUTH LIMITS OF GRIMES	Municipal	0.997	18800	99	17526	1173	75	320	94	10	80	555	17	22	18744	1169
141	NORTH LIMITS OF GRIMES	Rural	0.327	27500	145	25778	1574	104	446	131	14	104	724	22	29	8993	515
141	INTERSECTION NW 62ND AVENUE	Municipal	0.743	26700	141	25029	1527	101	433	127	14	101	703	21	28	19838	1135
141	INTERSECTION NW 54TH AVENUE	Municipal	0.997	31900	170	30200	1527	101	433	127	14	101	703	21	28	31804	1522
141	I 35 INTERCHANGE AT SOUTH LIMITS OF GRIMES &
141	NORTH LIMITS OF URBANDALE	Municipal	0.795	39800	210	37248	2339	165	706	207	22	146	1021	31	41	31641	1860
	ROUTE SUMMARY - RURAL		6.373	14883												94849	6197
	ROUTE SUMMARY - MUNICIPAL		3.532	28886												102027	5686