Iowa DOT

Volume of Traffic on the Primary Road System

Route	2016	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2016				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
80	79 Poweshiek COUNTY
80	IA 146 INTERCHANGE	Rural	2.033	28900	78	19810	9012	226	876	149	6	473	6973	87	223	58754	18321
80	EAST-NORTH EAST-SOUTH RAMP	Rural	0.280	1740	6	1542	192	15	58	10	0	7	98	1	3	0	0
80	NORTH-EAST SOUTH-EAST RAMP	Rural	0.292	1880	7	1681	192	15	58	10	0	7	98	1	3	0	0
80	WEST-NORTH WEST-SOUTH RAMP	Rural	0.267	2030	7	1806	217	10	37	6	0	10	147	2	5	0	0
80	NORTH-WEST SOUTH-WEST RAMP	Rural	0.311	2330	8	2133	189	9	34	6	0	9	126	2	4	0	0
80	US 63 INTERCHANGE	Rural	9.043	28100	75	19036	8990	237	920	157	6	468	6895	86	221	254108	81297
80	EAST-NORTH EAST-SOUTH RAMP	Rural	0.280	730	2	536	191	5	21	4	0	10	145	2	5	0	0
80	NORTH-EAST SOUTH-EAST RAMP	Rural	0.335	710	2	520	188	5	19	3	0	10	145	2	5	0	0
80	NORTH-EAST RAMP	Rural	0.033	280	1	216	63	3	13	2	0	3	40	0	1	0	0
80	SOUTH-EAST RAMP	Rural	0.095	420	1	294	125	1	6	1	0	7	105	1	3	0	0
80	WEST-NORTH WEST-SOUTH RAMP	Rural	0.267	750	3	652	95	5	20	3	0	4	60	1	2	0	0
80	NORTH-WEST SOUTH-WEST RAMP	Rural	0.280	750	3	646	102	4	17	3	0	5	69	1	2	0	0
80	CO RD V18 INTERCHANGE	Rural	5.542	28100	74	18854	9172	238	923	158	6	479	7055	88	226	155730	50831
80	EAST-NORTH EAST-SOUTH RAMP	Rural	0.267	680	2	465	213	6	22	4	0	11	164	2	5	0	0
80	NORTH-EAST SOUTH-EAST RAMP	Rural	0.280	730	2	576	151	8	31	5	0	6	95	1	3	0	0
80	WEST-NORTH WEST-SOUTH RAMP	Rural	0.280	700	2	483	215	9	36	6	0	10	147	2	5	0	0
80	NORTH-WEST SOUTH-WEST RAMP	Rural	0.298	710	2	488	220	15	57	10	0	8	124	2	4	0	0
80	IA 21 INTERCHANGE	Rural	4.523	28100	74	18925	9101	228	883	151	6	478	7043	88	226	127096	41164
80	EAST-NORTH EAST-SOUTH RAMP	Rural	0.360	1190	3	662	526	37	144	25	1	19	287	4	9	0	0
80	NORTH-EAST SOUTH-EAST RAMP	Rural	0.342	1410	3	881	526	37	144	25	1	19	287	4	9	0	0
80	NORTH-WEST SOUTH-WEST LOOP	Rural	0.242	1390	4	1050	336	18	70	12	0	14	211	3	7	0	0
80	WEST-NORTH WEST-SOUTH LOOP	Rural	0.218	1140	3	801	336	18	70	12	0	14	211	3	7	0	0
80	WEST LINE OF IOWA COUNTY	Rural	3.000	28100	73	18547	9481	266	1031	176	7	488	7194	90	230	84300	28443
	ROUTE SUMMARY - RURAL		28.868	23745												679988	220056