Volume of Traffic on the Primary Road System
| Route | 2015 | 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 | ||||||||||
| 6 | 15 Cass COUNTY | ||||||||||||||||
| 6 | JUNCTION IA 48 | Rural | 0.935 | 1270 | 6 | 1138 | 126 | 7 | 35 | 8 | 1 | 7 | 62 | 2 | 3 | 1187 | 118 | 
| 6 | EAST JUNCTION CO RD M56 | Rural | 2.799 | 2140 | 10 | 1794 | 337 | 25 | 122 | 27 | 3 | 15 | 132 | 5 | 7 | 5990 | 943 | 
| 6 | SOUTH LIMITS OF ATLANTIC | Rural | 4.839 | 2700 | 13 | 2351 | 337 | 25 | 122 | 27 | 3 | 15 | 132 | 5 | 7 | 13065 | 1631 | 
| 6 | INTERSECTION 29TH STREET | Municipal | 0.282 | 2810 | 13 | 2481 | 316 | 23 | 115 | 25 | 3 | 14 | 124 | 5 | 6 | 792 | 89 | 
| 6 | INTERSECTION SUNNYSIDE LANE | Municipal | 1.722 | 4080 | 14 | 3751 | 316 | 12 | 132 | 20 | 2 | 15 | 111 | 10 | 13 | 7026 | 544 | 
| 6 | INTERSECTION PALM STREET | Municipal | 0.289 | 4870 | 16 | 4538 | 316 | 12 | 132 | 20 | 2 | 15 | 111 | 10 | 13 | 1407 | 91 | 
| 6 | WEST JUNCTION IA 83 & POPLAR ST | Municipal | 0.417 | 6300 | 22 | 5962 | 316 | 12 | 132 | 20 | 2 | 15 | 111 | 10 | 13 | 2627 | 132 | 
| 6 | INTERSECTION WALNUT STREET | Municipal | 0.147 | 8500 | 29 | 8101 | 369 | 17 | 177 | 26 | 3 | 15 | 108 | 10 | 13 | 1250 | 54 | 
| 6 | INTERSECTION OLIVE STREET | Municipal | 0.433 | 10300 | 36 | 9896 | 369 | 17 | 177 | 26 | 3 | 15 | 108 | 10 | 13 | 4460 | 160 | 
| 6 | JUNCTION HOSPITAL DRIVE | Municipal | 0.626 | 11000 | 38 | 10592 | 369 | 17 | 177 | 26 | 3 | 15 | 108 | 10 | 13 | 6886 | 231 | 
| 6 | SOUTH JUNCTION US 71 | Municipal | 0.370 | 7700 | 26 | 7305 | 369 | 17 | 177 | 26 | 3 | 15 | 108 | 10 | 13 | 2849 | 137 | 
| 6 | EAST LIMITS OF ATLANTIC | Municipal | 0.499 | 5200 | 25 | 4633 | 542 | 30 | 149 | 33 | 3 | 31 | 270 | 11 | 15 | 2595 | 270 | 
| 6 | EAST JUNCTION IA 83 | Rural | 1.501 | 5200 | 25 | 4599 | 576 | 32 | 158 | 35 | 4 | 33 | 287 | 12 | 16 | 7805 | 865 | 
| 6 | INTERSECTION CO RD G16 | Rural | 5.707 | 2640 | 11 | 2063 | 566 | 28 | 136 | 30 | 3 | 35 | 305 | 12 | 17 | 15066 | 3230 | 
| 6 | I 80 & US 71 INTERCHANGE | Rural | 0.740 | 2730 | 11 | 2153 | 566 | 28 | 136 | 30 | 3 | 35 | 305 | 12 | 17 | 2020 | 419 | 
| ROUTE SUMMARY - RURAL | 16.521 | 2732 | 45133 | 7206 | |||||||||||||
| ROUTE SUMMARY - MUNICIPAL | 4.785 | 6247 | 29892 | 1708 | |||||||||||||
