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
30	85 Story COUNTY
30	SOUTH DAKOTA INTERCHANGE	Rural	1.123	12700	132	11439	1127	50	211	81	11	211	506	41	17	14262	1266
30	WEST LIMITS OF AMES	Rural	0.525	18100	192	16636	1271	65	275	106	14	221	529	43	17	9503	667
30	UNIVERSITY BLVD INTERCHANGE	Municipal	1.594	17900	190	16453	1256	64	272	104	14	219	523	43	17	28533	2002
30	US 69 INTERCHANGE	Municipal	1.518	21400	228	19776	1394	76	323	124	17	233	558	46	18	32485	2116
30	DAYTON AVENUE INTERCHANGE AT
30	EAST LIMITS OF AMES	Municipal	1.223	28100	298	25866	1933	125	533	204	28	284	680	56	23	34366	2364
30	I 35 INTERCHANGE	Rural	0.730	25200	267	23150	1781	95	402	154	21	302	724	59	25	18396	1300
30	INTERSECTION CO RD R70	Rural	1.619	12900	137	11849	914	55	233	89	12	143	343	28	12	20885	1480
30	INTERSECTION CO RD S14 AT
30	WEST LIMITS OF NEVADA	Rural	4.033	12600	131	11337	1131	55	233	89	12	202	484	40	15	50816	4561
30	JUNCTION 6TH STREET	Municipal	0.494	11400	117	10163	1118	54	230	88	12	200	479	39	15	5632	552
30	EAST LIMITS OF NEVEDA AT
30	19TH STREET INTERCHANGE	Municipal	0.974	9800	100	8646	1053	45	191	73	10	200	479	39	15	9545	1026
30	INTERSECTION CO RD S27	Rural	1.499	8500	85	7350	1065	46	193	74	10	202	484	40	15	12742	1596
30	INTERSECTION 680TH AVENUE	Rural	2.999	7400	72	6262	1065	46	193	74	10	202	484	40	15	22193	3194
30	W LIMITS OF COLO	Rural	1.203	8200	85	7329	785	46	193	74	10	126	301	25	10	9865	944
30	US 65 INTERCHANGE	Municipal	0.759	6100	61	5263	775	45	191	73	10	124	297	24	10	4630	588
30	WEST LINE OF MARSHALL COUNTY	Rural	3.995	5100	52	4498	550	26	110	42	6	100	239	20	8	20375	2197
	ROUTE SUMMARY - RURAL		17.726	10100												179037	17205
	ROUTE SUMMARY - MUNICIPAL		6.562	17554												115191	8648