Volume of Traffic on the Primary Road System
| 
                 Route  | 
            2010  | 
            
                 Rural/Municipal  | 
            
            Section length (miles) | Annual average daily traffic | 
                 
                    Vehicle classification distribution  | 
            Average daily vehicle miles | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 
                 Motorcylces  | 
            Cars, vans and pickups | Total trucks and buses | Single unit trucks  | 
            Combination trucks  | 
            All vehicles | Trucks and buses | |||||||||||
| Primary route section description  | 
        |||||||||||||||||
| 
                 Buses  | 
            
                 2Axles  | 
            
                 3Axles  | 
            4 or more axles | 4 or less axles | 
                 5Axles  | 
            6 or more axles | Multiple trailers | ||||||||||
| 63 | 79 Poweshiek COUNTY | ||||||||||||||||
| 63 | JCT CO RD F7T & CO RD V13 AT | ||||||||||||||||
| 63 | SOUTH LIMITS OF MONTEZUMA | Rural | 4.935 | 1350 | 6 | 988 | 355 | 17 | 73 | 20 | 2 | 32 | 200 | 5 | 7 | 6662 | 1752 | 
| 63 | INTERSECTION LIBERTY STREET | Municipal | 0.702 | 3110 | 17 | 2686 | 407 | 24 | 107 | 30 | 3 | 32 | 200 | 5 | 7 | 2183 | 286 | 
| 63 | INTERSECTION MAIN STREET | Municipal | 0.066 | 3300 | 18 | 2875 | 407 | 24 | 107 | 30 | 3 | 32 | 200 | 5 | 7 | 218 | 27 | 
| 63 | INTERSECTION MADISON STREET | Municipal | 0.197 | 3790 | 21 | 3362 | 407 | 24 | 107 | 30 | 3 | 32 | 200 | 5 | 7 | 747 | 80 | 
| 63 | NORTH LIMITS OF MONTEZUMA | Municipal | 0.391 | 3490 | 19 | 3064 | 407 | 24 | 107 | 30 | 3 | 32 | 200 | 5 | 7 | 1365 | 159 | 
| 63 | INTERSECTION CO RD F46 | Rural | 3.040 | 3190 | 18 | 2765 | 407 | 24 | 107 | 30 | 3 | 32 | 200 | 5 | 7 | 9698 | 1237 | 
| 63 | JUNCTION CO RD F39 | Rural | 3.949 | 2670 | 14 | 2248 | 407 | 24 | 107 | 30 | 3 | 32 | 200 | 5 | 7 | 10544 | 1607 | 
| 63 | I 80 INTERCHANGE | Rural | 0.586 | 2810 | 15 | 2344 | 451 | 26 | 113 | 31 | 4 | 36 | 228 | 6 | 8 | 1647 | 264 | 
| 63 | SOUTH LIMITS OF MALCOM | Rural | 0.287 | 2540 | 13 | 2016 | 511 | 14 | 63 | 18 | 2 | 54 | 340 | 9 | 12 | 729 | 147 | 
| 63 | INTERSECTION 2ND STREET | Municipal | 0.372 | 2540 | 13 | 2016 | 511 | 14 | 63 | 18 | 2 | 54 | 340 | 9 | 12 | 945 | 190 | 
| 63 | NORTH LIMITS OF MALCOM | Municipal | 0.502 | 2540 | 13 | 2016 | 511 | 14 | 63 | 18 | 2 | 54 | 340 | 9 | 12 | 1275 | 257 | 
| 63 | INTERSECTION CO RD F29 | Rural | 1.246 | 2540 | 13 | 2016 | 511 | 14 | 63 | 18 | 2 | 54 | 340 | 9 | 12 | 3165 | 637 | 
| 63 | EAST JUNCTION US 6 | Rural | 1.020 | 2000 | 9 | 1479 | 511 | 14 | 63 | 18 | 2 | 54 | 340 | 9 | 12 | 2040 | 521 | 
| 63 | DUPLICATE ROUTE WITH US 6 WEST JCT US 6 & CO RD F29 TO  | ||||||||||||||||
| 63 | SOUTH LINE OF TAMA COUNTY | Rural | 8.039 | 2150 | 10 | 1547 | 593 | 21 | 91 | 25 | 3 | 59 | 372 | 10 | 13 | 17284 | 4767 | 
| ROUTE SUMMARY - RURAL | 23.102 | 2241 | 51769 | 10932 | |||||||||||||
| ROUTE SUMMARY - MUNICIPAL | 2.230 | 3019 | 6733 | 999 | |||||||||||||