Iowa DOT

Volume of Traffic on the Primary Road System

Route	2008	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2008				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
20	81 Sac COUNTY
20	JUNCTION IA 110	Rural	1.700	1970	17	1433	521	12	51	20	3	119	284	23	10	3349	886
20	NORTH JUNCTION US 71	Rural	7.153	1800	16	1400	383	7	31	12	2	90	217	18	8	12875	2740
20	NORTH LIMITS OF EARLY	Rural	0.633	3480	34	2982	464	14	59	23	3	100	239	20	8	2203	294
20	SOUTH LIMITS OF EARLY	Municipal	0.417	3440	34	2946	459	14	58	22	3	99	236	19	8	1434	191
20	INTERSECTION 230TH STREET	Rural	0.083	3480	34	2982	464	14	59	23	3	100	239	20	8	289	39
20	SOUTH JUNCTION US 71	Rural	2.501	3050	29	2556	464	14	59	23	3	100	239	20	8	7628	1160
20	EAST JUNCTION CO RD M50	Rural	2.993	1740	15	1307	417	11	48	19	3	92	219	18	8	5208	1248
20	WEST LIMITS OF SAC CITY	Rural	3.445	2380	22	1899	459	18	77	30	4	90	215	18	8	8199	1581
20	INTERSECTION 16TH STREET	Municipal	0.993	3270	33	2829	408	12	49	19	3	89	213	17	8	3247	405
20	INTERSECTION 5TH STREET	Municipal	0.676	5000	52	4539	408	12	49	19	3	89	213	17	8	3380	276
20	EAST LIMITS OF SAC CITY AT
20	JUNCTION PARK AVE & ASH AVE	Municipal	0.824	4950	52	4490	408	12	49	19	3	89	213	17	8	4079	336
20	JUNCTION IA 196 & CO RD N14	Rural	0.951	3000	29	2557	413	12	50	19	3	90	215	18	8	2853	393
20	WEST LIMITS OF LYTTON	Rural	4.502	2620	25	2153	441	7	30	11	2	107	255	21	8	11795	1985
20	INTERSECTION OAK AVENUE AT
20	WEST LINE OF CALHOUN COUNTY	Municipal	0.497	2080	19	1626	435	7	29	11	2	105	252	21	8	1034	216
	ROUTE SUMMARY - RURAL		23.961	2270												54399	10326
	ROUTE SUMMARY - MUNICIPAL		3.407	3867												13174	1424