| The Dalles Bridge | Wasco, OR | 17.3 miles | SE |
| The Dalles Bridge | Klickitat, WA | 17.3 miles | SE |
| Tucker Bridge | Hood River, OR | 18.1 miles | SW |
| Sam Hill Memorial Bridge | Sherman, OR | 24.5 miles | SE |
| Dry Run Bridge | Hood River, OR | 31 miles | SW |
| Bridge of the Gods | Hood River, OR | 32.2 miles | SW |
| High Bridge | Hood River, OR | 33 miles | SW |
| Four One Half Mile Bridge | Hood River, OR | 33.1 miles | SW |
| Cottonwood Bridge | Sherman, OR | 46.7 miles | SE |
| Huffaker Bridge | Lewis, WA | 53.8 miles | NW |
| Cora Bridge | Lewis, WA | 53.9 miles | NW |
| Revenue Bridge | Clackamas, OR | 53.9 miles | SW |
| Taylor Bridge | Gilliam, OR | 61.2 miles | SE |
| Barton Bridge | Clackamas, OR | 63.1 miles | SW |
| Nesika Bridge | Lewis, WA | 65 miles | NW |
| Canyon Bridge | Pierce, WA | 66.3 miles | NW |
| Bakers Bridge | Clackamas, OR | 66.3 miles | SW |
| Interstate Bridge | Multnomah, OR | 68.8 miles | SW |
| Burnside Bridge | Multnomah, OR | 70.3 miles | SW |
| Steel Bridge | Multnomah, OR | 70.3 miles | SW |
| Broadway Bridge | Multnomah, OR | 70.4 miles | SW |
| Morrison Bridge | Multnomah, OR | 70.5 miles | SW |
| Ross Island Bridge | Multnomah, OR | 70.7 miles | SW |
| Hawthorne Bridge | Multnomah, OR | 70.7 miles | SW |
| Marquam Bridge | Multnomah, OR | 70.8 miles | SW |
| Sellwood Bridge | Multnomah, OR | 71.6 miles | SW |
| Saint Johns Bridge | Multnomah, OR | 73.5 miles | SW |
| Weiss Bridge | Clackamas, OR | 74.8 miles | SW |
| Fields Bridge | Clackamas, OR | 75.4 miles | SW |
| Shipley Bridge | Clackamas, OR | 75.4 miles | SW |
| Sauvie Island Bridge | Multnomah, OR | 75.4 miles | SW |
| Meadowbrook Bridge | Clackamas, OR | 76.6 miles | SW |
| Wrights Bridge | Clackamas, OR | 76.8 miles | SW |
| Coal Bank Bridge | Cowlitz, WA | 77.2 miles | NW |
| Dickey Bridge | Clackamas, OR | 77.5 miles | SW |
| Goods Bridge | Clackamas, OR | 79.4 miles | SW |
| Knights Bridge | Clackamas, OR | 79.6 miles | SW |
| Natural Bridge | Pierce, WA | 79.9 miles | NW |
| Red Bridge | Clackamas, OR | 81 miles | SW |
| Schamberg Bridge | Washington, OR | 82 miles | SW |
| Lewis and Clark Bridge | Columbia, OR | 82.7 miles | NW |
| Rood Bridge | Washington, OR | 84.1 miles | SW |
| Tile Factory Bridge | Clackamas, OR | 84.3 miles | SW |
| Scholls Bridge | Washington, OR | 84.4 miles | SW |
| Harris Bridge | Washington, OR | 85 miles | SW |
| Nowlen Bridge | Marion, OR | 86.7 miles | SW |
| Monitor Bridge | Clackamas, OR | 87.3 miles | SW |
| Killin Bridge | Marion, OR | 87.3 miles | SW |
| Jacks Bridge | Clackamas, OR | 87.5 miles | SW |
| Ross Bridge | Marion, OR | 87.5 miles | SW |
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