Iowa DOT

Volume of Traffic on the Primary Road System

Route	2012	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2012				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	4960	27	4302	631	26	108	31	3	55	379	13	17	12058	1534
30	JCT 3RD AVE WEST (STATE CENTER)	Rural	0.996	5200	29	4540	631	26	108	31	3	55	379	13	17	5179	628
30	INTERSECTION CO RD S62	Rural	3.465	5100	28	4441	631	26	108	31	3	55	379	13	17	17672	2186
30	IA 330 INTERCHANGE	Rural	3.991	5000	28	4342	631	26	108	31	3	55	379	13	17	19955	2518
30	EAST-NORTH EAST-SOUTH RAMP	Rural	0.255	2530	14	2270	246	11	45	13	1	21	144	5	6	645	63
30	NORTH-EAST SOUTH-EAST RAMP	Rural	0.400	2410	14	2150	246	17	70	20	2	16	112	4	5	964	98
30	WEST-NORTH WEST-SOUTH RAMP	Rural	0.264	400	2	368	29	4	15	4	0	1	4	0	0	106	8
30	NORTH-WEST SOUTH-WEST RAMP	Rural	0.259	450	3	413	35	3	13	4	0	2	12	0	0	117	9
30	IOWA AVENUE INTERCHANGE	Rural	2.180	8800	49	7671	1081	45	185	53	6	94	650	21	27	19184	2357
30	OAKS AVENUE INTERCHANGE	Rural	1.248	6500	35	5468	997	38	155	44	5	90	619	20	26	8112	1244
30	EAST-NORTH EAST-SOUTH RAMP	Rural	0.344	60	0	51	9	0	2	1	0	1	5	0	0	21	3
30	NORTH-EAST SOUTH-EAST RAMP	Rural	0.234	90	1	80	9	1	4	1	0	0	2	0	0	21	2
30	WEST LIMITS OF MARSHALLTOWN	Rural	0.675	6700	36	5649	1015	39	161	46	5	91	625	21	27	4523	685
30	IA 14 INTERCHANGE	Municipal	1.497	6500	35	5483	982	38	156	45	5	88	605	20	26	9731	1470
30	EAST-NORTH EAST-SOUTH RAMP	Municipal	0.265	2260	14	2152	94	7	31	9	1	5	38	1	1	599	25
30	NORTH-EAST SOUTH-EAST RAMP	Municipal	0.242	2140	13	2059	68	6	26	7	1	3	23	1	1	518	16
30	WEST-NORTH WEST-SOUTH RAMP	Municipal	0.270	1370	8	1271	91	6	23	7	1	7	45	1	1	370	25
30	NORTH-WEST SOUTH-WEST RAMP	Municipal	0.211	1760	10	1646	104	8	31	9	1	7	45	1	1	371	22
30	18TH AVENUE INTERCHANGE	Municipal	1.482	7700	43	6709	949	38	158	45	5	83	575	19	24	11411	1406
30	EAST-NORTH EAST-SOUTH RAMP	Municipal	0.320	2260	13	2080	166	9	38	11	1	13	87	3	4	723	53
30	NORTH-EAST SOUTH-EAST RAMP	Municipal	0.307	2110	12	1944	154	10	40	11	1	11	75	2	3	648	47
30	WEST-NORTH WEST-SOUTH RAMP	Municipal	0.224	660	3	451	206	9	38	11	1	17	120	4	5	148	46
30	NORTH-WEST SOUTH-WEST RAMP	Municipal	0.221	700	3	547	150	5	22	6	1	14	94	3	4	155	33
30	EAST LIMITS OF MARSHALLTOWN	Municipal	0.352	9800	56	8836	908	42	173	50	5	76	523	17	22	3450	320
30	JUNCTION SHADY OAKS ROAD	Rural	1.357	10200	58	9203	938	43	179	51	6	78	540	18	23	13841	1273
30	INTERSECTION YATES AVENUE	Rural	2.441	10200	58	9203	938	43	179	51	6	78	540	18	23	24898	2290
30	CO RD T37 INTERCHANGE AT
30	WEST LIMITS OF LE GRAND	Rural	1.023	10900	63	9899	938	43	179	51	6	78	540	18	23	11151	960
30	EAST-NORTH EAST-SOUTH RAMP	Municipal	0.305	330	2	280	48	2	10	3	0	4	27	1	1	101	15
30	NORTH-EAST SOUTH-EAST RAMP	Municipal	0.878	330	2	269	59	4	16	5	1	4	28	1	1	290	52
30	WEST-NORTH WEST-SOUTH RAMP	Rural	0.480	1610	9	1484	116	8	34	10	1	7	52	2	2	773	56
30	NORTH-WEST SOUTH-WEST RAMP	Rural	0.297	1570	9	1463	98	7	29	8	1	6	43	1	1	466	29
30	INTERSECTION ABBOTT AVENUE	Municipal	0.998	8200	47	7423	730	33	134	38	4	62	427	14	18	8184	729
30	EAST LIMITS OF LE GRAND AT
30	WEST LINE OF TAMA COUNTY	Municipal	0.074	7900	45	7125	730	33	134	38	4	62	427	14	18	585	54
	ROUTE SUMMARY - RURAL		22.340	6253												139686	15943
	ROUTE SUMMARY - MUNICIPAL		7.646	4876												37284	4313