| Sam Hill Memorial Bridge | Sherman, OR | 7.4 miles | SE |
| The Dalles Bridge | Wasco, OR | 13.9 miles | SW |
| The Dalles Bridge | Klickitat, WA | 13.9 miles | SW |
| Cottonwood Bridge | Sherman, OR | 29.7 miles | SE |
| Tucker Bridge | Hood River, OR | 30.4 miles | SW |
| Dry Run Bridge | Hood River, OR | 42 miles | SW |
| Taylor Bridge | Gilliam, OR | 43.5 miles | SE |
| Four One Half Mile Bridge | Hood River, OR | 46.6 miles | SW |
| High Bridge | Hood River, OR | 46.7 miles | SW |
| Bridge of the Gods | Hood River, OR | 46.9 miles | SW |
| Revenue Bridge | Clackamas, OR | 66.6 miles | SW |
| Cora Bridge | Lewis, WA | 67.8 miles | NW |
| Huffaker Bridge | Lewis, WA | 69.6 miles | NW |
| Barton Bridge | Clackamas, OR | 75.9 miles | SW |
| Canyon Bridge | Pierce, WA | 77.6 miles | NW |
| Umatilla Bridge | Umatilla, OR | 78.5 miles | NE |
| Bakers Bridge | Clackamas, OR | 79.5 miles | SW |
| Nesika Bridge | Lewis, WA | 81.6 miles | NW |
| Interstate Bridge | Multnomah, OR | 84.4 miles | SW |
| Vernita Bridge | Benton, WA | 84.6 miles | NE |
| Twin Bridges | Benton, WA | 84.9 miles | NE |
| Steel Bridge | Multnomah, OR | 85.1 miles | SW |
| Burnside Bridge | Multnomah, OR | 85.1 miles | SW |
| Broadway Bridge | Multnomah, OR | 85.3 miles | SW |
| Morrison Bridge | Multnomah, OR | 85.3 miles | SW |
| Ross Island Bridge | Multnomah, OR | 85.4 miles | SW |
| Hawthorne Bridge | Multnomah, OR | 85.4 miles | SW |
| Marquam Bridge | Multnomah, OR | 85.5 miles | SW |
| Sellwood Bridge | Multnomah, OR | 85.9 miles | SW |
| Meadowbrook Bridge | Clackamas, OR | 87.6 miles | SW |
| Weiss Bridge | Clackamas, OR | 87.9 miles | SW |
| Dickey Bridge | Clackamas, OR | 88.3 miles | SW |
| Wrights Bridge | Clackamas, OR | 88.4 miles | SW |
| Fields Bridge | Clackamas, OR | 88.8 miles | SW |
| Shipley Bridge | Clackamas, OR | 89 miles | SW |
| Saint Johns Bridge | Multnomah, OR | 89 miles | SW |
| Bridge Ninty-Nine | Jefferson, OR | 89.2 miles | SW |
| Sauvie Island Bridge | Multnomah, OR | 91.2 miles | SW |
| Natural Bridge | Pierce, WA | 91.2 miles | NW |
| Goods Bridge | Clackamas, OR | 91.9 miles | SW |
| Knights Bridge | Clackamas, OR | 92.3 miles | SW |
| Red Bridge | Clackamas, OR | 93.7 miles | SW |
| Coal Bank Bridge | Cowlitz, WA | 94.8 miles | NW |
| Schamberg Bridge | Washington, OR | 96 miles | SW |
| Tile Factory Bridge | Clackamas, OR | 96.2 miles | SW |
| Nowlen Bridge | Marion, OR | 97.2 miles | SW |
| Jacks Bridge | Clackamas, OR | 98.3 miles | SW |
| Ross Bridge | Marion, OR | 98.4 miles | SW |
| Monitor Bridge | Clackamas, OR | 98.7 miles | SW |
| Scholls Bridge | Washington, OR | 98.8 miles | SW |
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