Poor Condition Bridges in Oregon
422 bridges rated Poor condition in Oregon. FHWA National Bridge Inventory.
Bridges Rated Poor Condition
A bridge is rated Poor when one or more of its major components (deck, superstructure, or substructure) has a condition rating of 4 or below on the FHWA 0–9 scale. Poor condition does not mean imminent danger of collapse, but indicates significant deterioration requiring priority maintenance or replacement. There are 422 such bridges in Oregon.
| Bridge | State | Condition | Year Built | ADT | Length |
|---|---|---|---|---|---|
| SENECAL CREEK | Oregon | 1971 | 556 | 22.9 m | |
| OLDHAM CREEK | Oregon | 1965 | 551 | 36.9 m | |
| OVERFLOW | Oregon | 1977 | 542 | 76.8 m | |
| SMALL CREEK | Oregon | 1964 | 541 | 32.0 m | |
| MUDDY CREEK | Oregon | 1966 | 541 | 27.4 m | |
| COURTNEY CREEK | Oregon | 1964 | 539 | 27.7 m | |
| DRY MUDDY CREEK | Oregon | 1972 | 536 | 19.5 m | |
| OAK CREEK OVERFLOW | Oregon | 1961 | 505 | 9.1 m | |
| SPRINGBROOK CREEK | Oregon | 1956 | 503 | 40.5 m | |
| SOUTH DEER CREEK | Oregon | 1967 | 486 | 23.5 m | |
| TRIB OF S YAMHILL RIVER | Oregon | 1964 | 469 | 16.2 m | |
| INGRAM SLOUGH | Oregon | 1963 | 469 | 53.0 m | |
| SIDNEY DITCH | Oregon | 1960 | 456 | 7.6 m | |
| NEHALEM RIVER | Oregon | 1963 | 451 | 79.2 m | |
| DRAIN DITCH | Oregon | 1976 | 446 | 7.6 m | |
| MUDDY CREEK OVERFLOW | Oregon | 1959 | 437 | 11.9 m | |
| GORDON CREEK | Oregon | 2006 | 437 | 6.6 m | |
| MERYL CREEK | Oregon | 1970 | 434 | 7.6 m | |
| MAIN STAYTON CANAL | Oregon | 1973 | 430 | 13.7 m | |
| SLOUGH | Oregon | 1982 | 422 | 21.9 m | |
| BEAVER CREEK | Oregon | 1964 | 417 | 21.3 m | |
| NECANICUM RIVER | Oregon | 1960 | 409 | 31.1 m | |
| CREEK | Oregon | 1964 | 402 | 17.7 m | |
| LOST RIVER | Oregon | 1967 | 398 | 47.9 m | |
| MILL CREEK | Oregon | 1981 | 391 | 21.9 m | |
| CLATSKANIE SLOUGH | Oregon | 1979 | 382 | 51.8 m | |
| CATHERINE CREEK | Oregon | 1930 | 372 | 23.5 m | |
| MILL CREEK | Oregon | 1982 | 371 | 21.9 m | |
| MILL CREEK | Oregon | 1981 | 371 | 21.9 m | |
| HAMILTON CREEK | Oregon | 1971 | 360 | 19.5 m | |
| OAK CR OFLOW | Oregon | 1959 | 360 | 34.7 m | |
| OAK CR OFLOW | Oregon | 1959 | 360 | 29.0 m | |
| OAK CREEK | Oregon | 1965 | 356 | 18.6 m | |
| WALLOWA RIVER | Oregon | 1967 | 346 | 27.7 m | |
| PISTOL RIVER | Oregon | 1970 | 344 | 135.9 m | |
| OCHOCO MAIN CANAL | Oregon | 1948 | 338 | 7.3 m | |
| BIG ROCK CREEK | Oregon | 1958 | 331 | 30.8 m | |
| OAK CREEK | Oregon | 1960 | 330 | 22.9 m | |
| ABIQUA CREEK | Oregon | 1916 | 327 | 44.5 m | |
| MUDDY CREEK | Oregon | 1971 | 319 | 11.0 m | |
| CURTIS SLOUGH | Oregon | 1986 | 309 | 54.9 m | |
| DEEP CREEK | Oregon | 1966 | 308 | 49.1 m | |
| GRASS VALLEY CANYON | Oregon | 1957 | 301 | 7.0 m | |
| SPOON CREEK | Oregon | 1961 | 299 | 15.5 m | |
| BEAVER CR | Oregon | 1958 | 299 | 14.9 m | |
| SODOM DITCH | Oregon | 1961 | 299 | 36.3 m | |
| CALAPOOIA RIVER | Oregon | 1962 | 299 | 38.4 m | |
| HACKETT CREEK | Oregon | 1980 | 293 | 8.5 m | |
| HACKETT CREEK | Oregon | 2006 | 293 | 8.5 m | |
| SANDY RIVER | Oregon | 1953 | 288 | 52.4 m |
About Poor Condition Bridge Ratings
FHWA rates bridge components on a 0–9 scale. A rating of 4 or below on any major component (deck, superstructure, substructure) classifies the bridge as Poor condition. The bridge remains open to traffic but requires priority attention. Bridges rated 0–2 are immediately closed.