| SR 28 over Douglas Creek | Poor | 299.9 ft | 9,626 | 1957 |
| US 97 over Columbia River | Poor | 1227.0 ft | 5,821 | 1962 |
| US 2 over Douglas CR | Poor | 83.0 ft | 773 | 1974 |
| Pearl Hill RD over Jordan Creek | Poor | 29.9 ft | 72 | 1953 |
| Mansfield North RD over Foster Creek Drainage | Poor | 24.0 ft | 55 | 1961 |
| SR 285 over Columbia R Gn Ry | Fair | 1208.0 ft | 26,350 | 1950 |
| SR 28 over Rock Island CR | Fair | 81.0 ft | 9,816 | 1955 |
| SR 28 over SR 285 S-w Ramp | Fair | 129.9 ft | 6,493 | 1950 |
| SR 155 over Columbia River | Fair | 1088.9 ft | 4,923 | 1935 |
| SR 173 over Columbia R | Fair | 1632.9 ft | 3,767 | 1970 |
| SR 17 over Columbia River | Fair | 1149.9 ft | 2,645 | 1950 |
| US 2 over Pine Canyon & Creek | Fair | 209.0 ft | 1,797 | 1949 |
| SR 17 over E Foster Creek | Fair | 104.0 ft | 1,239 | 1950 |
| SR 17 over E Foster Creek | Fair | 86.0 ft | 1,239 | 1950 |
| SR 17 over W Foster Creek | Fair | 98.1 ft | 1,239 | 1950 |
| Fourth ST NE over G.w.r.d. Irrigation Cana | Fair | 24.9 ft | 543 | 1945 |
| Bridgeport Hill RD over Smith Creek | Fair | 101.0 ft | 421 | 1993 |
| Palisades RD over Douglas Creek | Fair | 78.1 ft | 360 | 1957 |
| Palisades RD over Douglas Creek | Fair | 78.1 ft | 360 | 1957 |
| Airport RD (3 Nw) over Douglas Creek Drainage | Fair | 24.3 ft | 220 | 1949 |
| Mary Jane Hill RD over Foster Creek | Fair | 89.9 ft | 96 | 1990 |
| Whitehall RD F SE over Dry Wash | Fair | 29.9 ft | 65 | 1960 |
| Mansfield North RD over Foster Creek Drainage | Fair | 24.9 ft | 63 | 1959 |
| RD 3 SW over Douglas Creek | Fair | 47.9 ft | 56 | 1961 |
| US 2 over Dry Wash | Good | 288.1 ft | 12,899 | 1974 |
| US 2 over Dry Wash | Good | 129.9 ft | 12,899 | 1974 |
| Eastmont Avenue over Canyon B Drainage | Good | 597.1 ft | 8,295 | 2012 |
| US 97 over Pine Canyon Creek | Good | 133.9 ft | 6,105 | 1959 |
| US 97 over Dry Gulch | Good | 42.0 ft | 5,738 | 1933 |
| US 97 over Driveway | Good | 42.0 ft | 5,653 | 1933 |
| SR 17 over E Foster Creek | Good | 118.1 ft | 1,239 | 1950 |
| Badger Mtn. RD over Beaver Creek | Good | 30.5 ft | 692 | 1965 |
| Bridgeport Hill RD over West Foster Creek | Good | 131.9 ft | 421 | 1957 |
| Palisades RD over Douglas Creek | Good | 78.1 ft | 360 | 1957 |
| Wagon RD over Mccartney Creek | Good | 62.0 ft | 353 | 1998 |
| Pearl Hill Rd. over Foster Creek | Good | 240.2 ft | 352 | 2016 |
| Lamoine RD over Douglas Creek Drainage | Good | 58.1 ft | 300 | 1995 |
| Rimrock Meadows RD over Dry Wash | Good | 65.6 ft | 274 | 2002 |
| RD 4 SW over Douglas Creek Drainage | Good | 26.9 ft | 106 | 2009 |
| 2 RD NW over Douglas Creek Drainage | Good | 23.0 ft | 41 | 1965 |