| Dent Bridge | Clearwater, ID | 3.9 miles | NE |
| Clearwater River Memorial Bridge | Nez Perce, ID | 37.3 miles | SW |
| Horse Pack Bridge | Clearwater, ID | 39.5 miles | SE |
| Upper Weitas Pack Bridge | Idaho, ID | 44.4 miles | SE |
| Split Creek Bridge | Idaho, ID | 46.5 miles | SE |
| Rice Creek Bridge | Idaho, ID | 46.7 miles | SW |
| Indian Timothy Bridge | Asotin, WA | 47.2 miles | SW |
| Eagle Mountain Pack Bridge | Idaho, ID | 54.2 miles | SE |
| Mocus Point Rock Bridge | Idaho, ID | 59.3 miles | SE |
| Cow Creek Bridge | Wallowa, OR | 61.1 miles | SW |
| Torrence Bridge | Whitman, WA | 64.7 miles | NW |
| Matlock Bridge | Whitman, WA | 70.8 miles | NW |
| Twelve Mile Creek Bridge | Mineral, MT | 71.8 miles | NE |
| Central Ferry Bridge | Whitman, WA | 73.6 miles | NW |
| Fisher Bridge | Whitman, WA | 74.9 miles | NW |
| Antler Ridge | Idaho, ID | 78.3 miles | SE |
| Wind River Pack Bridge | Idaho, ID | 79.1 miles | SE |
| Partridge Creek Bridge | Idaho, ID | 81.1 miles | SE |
| Manning Bridge | Idaho, ID | 81.6 miles | SE |
| Main Channel Bridge | Sanders, MT | 81.9 miles | NE |
| Dry Channel Bridge | Sanders, MT | 81.9 miles | NE |
| Clark Fork River Bridge | Sanders, MT | 82.8 miles | NE |
| Cyr Bridge | Mineral, MT | 84.6 miles | NE |
| Clark Fork River Bridge | Mineral, MT | 87.9 miles | NE |
| Mackay Bar Bridge | Idaho, ID | 90.1 miles | SE |
| Flathead River Bridge | Sanders, MT | 92.1 miles | NE |
| Lyons Ferry Bridge | Franklin, WA | 93.5 miles | NW |
| Wickersham Bridge | Walla Walla, WA | 98 miles | SW |
| Porphyry Bridge | Idaho, ID | 98.1 miles | SE |
| Harper Bridge | Missoula, MT | 99.8 miles | NE |
| Noxon Bridge | Sanders, MT | 100.7 miles | NE |
| Horse Creek Bridge | Idaho, ID | 109.5 miles | SE |
| Sloan Bridge | Sanders, MT | 111 miles | NE |
| Monumental Bridge | Valley, ID | 111.8 miles | SE |
| Buffalo Bridge | Lake, MT | 116.3 miles | NE |
| Stoddard Bridge | Idaho, ID | 118.9 miles | SE |
| Cove Creek Bridge | Lemhi, ID | 123.7 miles | SE |
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