| Lewis and Clark Bridge | Columbia, OR | 5.3 miles | NW |
| Coal Bank Bridge | Cowlitz, WA | 19.3 miles | NE |
| Lower Midland Bridge | Columbia, OR | 20.4 miles | NW |
| Birkenfeld Bridge | Columbia, OR | 23.7 miles | SW |
| Arcadia Bridge | Columbia, OR | 25.1 miles | SW |
| Sauvie Island Bridge | Multnomah, OR | 30.9 miles | SE |
| Interstate Bridge | Multnomah, OR | 32.8 miles | SE |
| Saint Johns Bridge | Multnomah, OR | 34.1 miles | SE |
| Vinemaple Bridge | Clatsop, OR | 35 miles | SW |
| Broadway Bridge | Multnomah, OR | 38.6 miles | SE |
| Steel Bridge | Multnomah, OR | 38.9 miles | SE |
| Burnside Bridge | Multnomah, OR | 39.2 miles | SE |
| Morrison Bridge | Multnomah, OR | 39.6 miles | SE |
| Nesika Bridge | Lewis, WA | 39.7 miles | NE |
| Hawthorne Bridge | Multnomah, OR | 39.8 miles | SE |
| Marquam Bridge | Multnomah, OR | 40.2 miles | SE |
| Rood Bridge | Washington, OR | 40.6 miles | SW |
| Graham Bridge | Tillamook, OR | 40.6 miles | SW |
| Ross Island Bridge | Multnomah, OR | 40.7 miles | SE |
| Yunkers High Bridge | Clatsop, OR | 41.7 miles | SW |
| Sellwood Bridge | Multnomah, OR | 43.2 miles | SE |
| Harris Bridge | Washington, OR | 43.4 miles | SW |
| Scholls Bridge | Washington, OR | 45.6 miles | SW |
| Youngs Bay Bridge US-101 Alt | Clatsop, OR | 47.2 miles | NW |
| Schamberg Bridge | Washington, OR | 47.4 miles | SE |
| Lewis and Clark River Bridge | Clatsop, OR | 48.3 miles | NW |
| Huffaker Bridge | Lewis, WA | 48.4 miles | NE |
| Shipley Bridge | Clackamas, OR | 48.7 miles | SE |
| Astoria Bridge | Clatsop, OR | 49 miles | NW |
| Youngs Bay Bridge | Clatsop, OR | 49.1 miles | NW |
| Bakers Bridge | Clackamas, OR | 50.3 miles | SE |
| Fields Bridge | Clackamas, OR | 50.8 miles | SE |
| Weiss Bridge | Clackamas, OR | 51.7 miles | SE |
| Skibbereen Bridge | Clatsop, OR | 51.8 miles | SW |
| Barton Bridge | Clackamas, OR | 52.5 miles | SE |
| Revenue Bridge | Clackamas, OR | 54 miles | SE |
| Bridge of the Gods | Hood River, OR | 54.3 miles | SE |
| Knights Bridge | Clackamas, OR | 56.2 miles | SE |
| Red Bridge | Clackamas, OR | 56.6 miles | SE |
| High Bridge | Hood River, OR | 57.1 miles | SE |
| Four One Half Mile Bridge | Hood River, OR | 57.6 miles | SE |
| Goods Bridge | Clackamas, OR | 57.9 miles | SE |
| Mills Bridge | Tillamook, OR | 58.1 miles | SW |
| Cora Bridge | Lewis, WA | 60.2 miles | NE |
| Makinster Bridge | Tillamook, OR | 60.5 miles | SW |
| Sollie Smith Bridge | Tillamook, OR | 61.5 miles | SW |
| Wrights Bridge | Clackamas, OR | 61.9 miles | SE |
| Johnson Bridge | Tillamook, OR | 62.2 miles | SW |
| Prince Bridge | Tillamook, OR | 63 miles | SW |
| Tile Factory Bridge | Clackamas, OR | 63.1 miles | SE |
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