Iowa DOT

Volume of Traffic on the Primary Road System

Route	2007	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2007				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	2010	16	1463	531	12	52	21	2	124	290	21	9	3417	903
20	NORTH JUNCTION US 71	Rural	7.153	1830	15	1425	390	7	31	12	1	94	221	16	7	13090	2790
20	NORTH LIMITS OF EARLY	Rural	0.633	3540	32	3035	473	14	60	24	3	104	243	18	8	2241	299
20	SOUTH LIMITS OF EARLY	Municipal	0.417	3540	32	3035	473	14	60	24	3	104	243	18	8	1476	197
20	INTERSECTION 230TH STREET	Rural	0.083	3540	32	3035	473	14	60	24	3	104	243	18	8	294	39
20	SOUTH JUNCTION US 71	Rural	2.501	3110	28	2609	473	14	60	24	3	104	243	18	8	7778	1183
20	EAST JUNCTION CO RD M50	Rural	2.993	1770	14	1331	424	11	49	19	2	96	223	16	7	5298	1269
20	WEST LIMITS OF SAC CITY	Rural	3.445	2420	21	1933	467	18	78	31	4	94	219	16	7	8337	1609
20	INTERSECTION 16TH STREET	Municipal	0.993	3370	31	2918	421	12	51	20	2	94	219	16	7	3346	418
20	INTERSECTION 5TH STREET	Municipal	0.676	5200	50	4728	421	12	51	20	2	94	219	16	7	3515	285
20	EAST LIMITS OF SAC CITY AT
20	JUNCTION PARK AVE & ASH AVE	Municipal	0.824	5100	49	4630	421	12	51	20	2	94	219	16	7	4202	347
20	JUNCTION IA 196 & CO RD N14	Rural	0.951	3050	28	2602	421	12	51	20	2	94	219	16	7	2901	400
20	WEST LIMITS OF LYTTON	Rural	4.502	2670	23	2198	449	7	30	12	1	111	260	19	9	12020	2021
20	INTERSECTION OAK AVENUE AT
20	WEST LINE OF CALHOUN COUNTY	Municipal	0.497	2140	18	1673	449	7	30	12	1	111	260	19	9	1064	223
	ROUTE SUMMARY - RURAL		23.961	2311												55376	10513
	ROUTE SUMMARY - MUNICIPAL		3.407	3993												13603	1470