Iowa DOT

Volume of Traffic on the Primary Road System

Route	2015	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2015				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	64 Marshall COUNTY
30	JUNCTION CO RD S52	Rural	2.431	6800	32	5946	823	33	160	35	4	57	488	20	27	16531	2001
30	JCT 3RD AVE WEST (STATE CENTER)	Rural	0.996	6400	29	5520	851	31	151	33	3	61	522	21	28	6374	848
30	INTERSECTION CO RD S62	Rural	3.465	6800	32	5918	851	31	151	33	3	61	522	21	28	23562	2949
30	IA 330 INTERCHANGE	Rural	3.991	7200	34	6315	851	31	151	33	3	61	522	21	28	28735	3396
30	EAST-NORTH EAST-SOUTH RAMP	Rural	0.255	2690	12	2322	356	13	66	14	1	25	216	9	13	0	0
30	NORTH-EAST SOUTH-EAST RAMP	Rural	0.400	2620	12	2291	317	12	58	13	1	22	192	8	11	0	0
30	WEST-NORTH WEST-SOUTH RAMP	Rural	0.264	720	4	675	41	3	16	3	0	2	15	1	1	0	0
30	NORTH-WEST SOUTH-WEST RAMP	Rural	0.259	720	3	648	69	5	22	5	1	4	31	1	1	0	0
30	IOWA AVENUE INTERCHANGE	Rural	2.180	11600	54	10157	1389	47	233	51	5	101	869	35	47	25288	3028
30	OAKS AVENUE INTERCHANGE	Rural	1.248	8400	38	7073	1289	38	186	41	4	98	842	34	46	10483	1609
30	EAST-NORTH EAST-SOUTH RAMP	Rural	0.344	200	1	188	11	1	6	1	0	0	2	0	0	0	0
30	NORTH-EAST SOUTH-EAST RAMP	Rural	0.234	200	1	195	3	0	1	0	0	0	2	0	0	0	0
30	WEST LIMITS OF MARSHALLTOWN	Rural	0.675	8800	40	7439	1322	39	191	42	4	100	863	35	47	5940	892
30	IA 14 INTERCHANGE	Municipal	1.497	8400	38	7103	1259	37	183	40	4	95	822	33	45	12575	1885
30	EAST-NORTH EAST-SOUTH RAMP	Municipal	0.265	2320	12	2234	74	5	22	5	1	4	35	1	1	0	0
30	NORTH-EAST SOUTH-EAST RAMP	Municipal	0.242	2360	12	2241	107	7	35	8	1	5	47	2	3	0	0
30	WEST-NORTH WEST-SOUTH RAMP	Municipal	0.270	1550	8	1408	134	7	37	8	1	8	67	3	4	0	0
30	NORTH-WEST SOUTH-WEST RAMP	Municipal	0.211	1740	8	1577	155	9	45	10	1	9	74	3	4	0	0
30	18TH AVENUE INTERCHANGE	Municipal	1.482	9700	45	8502	1153	32	158	35	4	89	763	31	42	14375	1709
30	EAST-NORTH EAST-SOUTH RAMP	Municipal	0.320	2170	11	1981	179	11	56	12	1	9	81	3	4	0	0
30	NORTH-EAST SOUTH-EAST RAMP	Municipal	0.307	2050	10	1822	218	14	68	15	2	11	98	4	5	0	0
30	WEST-NORTH WEST-SOUTH RAMP	Municipal	0.224	590	2	416	172	8	41	9	1	11	93	4	5	0	0
30	NORTH-WEST SOUTH-WEST RAMP	Municipal	0.221	560	2	413	145	7	35	8	1	9	78	3	4	0	0
30	EAST LIMITS OF MARSHALLTOWN	Municipal	0.352	12300	59	11107	1133	44	216	47	5	79	678	27	37	4330	399
30	JUNCTION SHADY OAKS ROAD	Rural	1.356	12900	62	11648	1190	46	227	50	5	83	712	29	39	17492	1614
30	INTERSECTION YATES AVENUE	Rural	2.441	12400	59	11151	1190	46	227	50	5	83	712	29	39	30268	2905
30	CO RD T37 INTERCHANGE AT
30	WEST LIMITS OF LE GRAND	Rural	1.023	10900	51	9659	1190	46	227	50	5	83	712	29	39	11151	1217
30	EAST-NORTH EAST-SOUTH RAMP	Municipal	0.305	340	2	302	37	1	6	1	0	3	23	1	1	0	0
30	NORTH-EAST SOUTH-EAST RAMP	Municipal	0.878	420	2	366	52	3	17	4	0	3	23	1	1	0	0
30	WEST-NORTH WEST-SOUTH RAMP	Rural	0.480	1760	9	1635	117	8	39	9	1	6	50	2	3	0	0
30	NORTH-WEST SOUTH-WEST RAMP	Rural	0.297	1590	8	1501	81	6	28	6	1	4	33	1	1	0	0
30	INTERSECTION ABBOTT AVENUE	Municipal	0.998	8000	37	6897	1066	34	165	36	4	79	683	27	37	7984	1064
30	EAST LIMITS OF LE GRAND AT
30	WEST LINE OF TAMA COUNTY	Municipal	0.074	9200	43	8091	1066	34	165	36	4	79	683	27	37	681	79
	ROUTE SUMMARY - RURAL		22.339	8029												175824	20459
	ROUTE SUMMARY - MUNICIPAL		7.646	5750												39945	5136