Bridge conditions in Linn County, Oregon
564 inventoried bridges · 95 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
Of the 564 Linn County bridges in the federal inventory, 95 carry a poor rating. That 16.8% share is roughly 3x the national average.
- 95 of the 564 bridges in Linn County, Oregon, are rated in poor condition (16.8%) in the 2025 National Bridge Inventory, as of .
- 106 bridges (18.8%) are rated good and 363 (64.4%) fair.
- The median Linn County bridge was built in 1967.
- The busiest poor-rated bridge is US 20 (hwy 16) EB over Lebanon Ditch (built 1921), carrying about 18,798 vehicles a day.
Good 18.8% · Fair 64.4% · Poor 16.8% of 564 bridges
Bridges rated poor
Every bridge in the county with a poor rating, busiest first. Poor means a major component is rated 4 or lower on FHWA's 0-9 scale; it is a repair flag, not a closure notice.
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 20 (hwy 16) EB over Lebanon Ditch | 1921 | 18,798 | Poor |
| Salem Ave over Cox Creek | 1940 | 11,330 | Poor |
| Columbus St. over Oak Creek Oflow | 1991 | 4,841 | Poor |
| OR 99E (Hwy 58) over Creek | 1954 | 3,351 | Poor |
| 9TH Ave over Santiam-albany Canal | 1930 | 2,575 | Poor |
| Tangent Dr over Tributary of Lake Creek | 1968 | 2,400 | Poor |
| Peoria Rd over Lake Creek | 1969 | 2,060 | Poor |
| Sand Ridge Road over Butte Creek | 1962 | 1,957 | Poor |
| Three Lakes Rd over Albany Santiam Canal | 1987 | 1,906 | Poor |
| Coburg Road over Curtis Slough | 1959 | 1,854 | Poor |
| OR 226 (Hwy 211) over Jordan Creek | 1963 | 1,786 | Poor |
| Fish Hatchery Dr. over Beaver Creek | 1970 | 1,777 | Poor |
| Goldfish Farm Rd. over Cox Creek | 1984 | 1,700 | Poor |
| Bellinger Scale Rd over Beaver CR | 1979 | 1,604 | Poor |
| Clover Ridge Rd over Truax Creek | 1960 | 1,494 | Poor |
| Stoltz Hill Rd over Oak Creek | 1966 | 1,442 | Poor |
| River Dr over Albany-santiam Canal | 1983 | 1,390 | Poor |
| Bellinger Scale Rd over Hamilton CR | 1967 | 1,390 | Poor |
| 3RD Ave over Calapooia Rv | 1960 | 1,236 | Poor |
| Rock Hill Drive over Oak Creek | 1968 | 930 | Poor |
| Wheeler Street over Albany Santiam Canal | 1958 | 850 | Poor |
| White Oak Rd over Owl Creek | 1978 | 742 | Poor |
| Gilkey Road over Ditch | 1976 | 690 | Poor |
| Mcdowell CR Drive over Willow Creek EB | 1958 | 670 | Poor |
| Harrison Road over Cochran Creek | 1972 | 618 | Poor |
| N Lake Creek Dr over Swale | 1960 | 592 | Poor |
| Kingwood Ave over De Ford CR | 1958 | 592 | Poor |
| Lake Cr.dr.east over Courtney Creek | 1974 | 577 | Poor |
| Seven Mile Ln over Swale/overflow | 1963 | 566 | Poor |
| Dever-conner Road over Crooks Creek | 1976 | 566 | Poor |
| Boston Mill Rd over Overflow | 1977 | 542 | Poor |
| Bowers Drive over Muddy Creek | 1966 | 541 | Poor |
| Tennessee Rd over Small Creek | 1964 | 541 | Poor |
| Ogle Rd over Courtney Creek | 1964 | 539 | Poor |
| Bowers Drive over Dry Muddy Creek | 1972 | 536 | Poor |
| Steckley Rd over Oak Creek Overflow | 1961 | 505 | Poor |
| Tennessee Rd over Slough | 1982 | 422 | Poor |
| Ogle Rd over Creek | 1964 | 402 | Poor |
| Tennessee Rd over Mill Creek | 1981 | 391 | Poor |
| Tennessee Rd over Mill Creek | 1981 | 371 | Poor |
| Tennessee Rd over Mill Creek | 1982 | 371 | Poor |
| Upper Berlin Rd over Hamilton Creek | 1971 | 360 | Poor |
| Lochner Rd over Oak CR Oflow | 1959 | 360 | Poor |
| Lochner Rd over Oak CR Oflow | 1959 | 360 | Poor |
| Fry Road over Oak Creek | 1965 | 356 | Poor |
| Fry Rd over Oak Creek | 1960 | 330 | Poor |
| Bush Garden Dr. over Muddy Creek | 1971 | 319 | Poor |
| Wyatt Drive over Curtis Slough | 1986 | 309 | Poor |
| Boston Mill Rd over Sodom Ditch | 1961 | 299 | Poor |
| Boston Mill Rd over Calapooia River | 1962 | 299 | Poor |
| Falk Rd over Spoon Creek | 1961 | 299 | Poor |
| Mt Pleasant Rd over Beaver CR | 1958 | 299 | Poor |
| Ogle Rd over Creek | 1961 | 283 | Poor |
| Ogle Rd over Ditch | 1964 | 283 | Poor |
| Gap Road over Pierce Creek | 1967 | 278 | Poor |
| Tangent Loop Rd over Lake Creek | 1971 | 278 | Poor |
| Hungry Hill Dr. over Crabtree Creek | 1936 | 258 | Poor |
| Crook Rd over Muddy Creek | 1981 | 237 | Poor |
| Crook Rd over Muddy Creek Overflow | 1968 | 237 | Poor |
| Tangent Dr over Owl Creek | 1980 | 232 | Poor |
| Robinson Rd over Sucker CR | 1967 | 227 | Poor |
| Groshong Road over Ditch | 1959 | 206 | Poor |
| Falk Rd over Spoon Creek | 1960 | 185 | Poor |
| Griggs Dr. over Beaver Creek | 1973 | 180 | Poor |
| Nixon Drive over Little Muddy CR. Oflow | 1964 | 175 | Poor |
| Tangent Loop Rd over Lake Creek | 1981 | 175 | Poor |
| Nicewood Dr. over Lake Creek | 1971 | 165 | Poor |
| Cartney Road over Camous Creek | 1958 | 165 | Poor |
| Cartney Road over Muddy Creek | 1970 | 154 | Poor |
| Waverly Dr. North over Cox Creek | 1957 | 154 | Poor |
| Mcqueen Dr over Creek | 1958 | 154 | Poor |
| Oakville Rd over Muddy Creek | 1975 | 124 | Poor |
| Bellinger Rd. over Hamilton CR | 1967 | 118 | Poor |
| Wirth Road over Creek | 1969 | 113 | Poor |
| Tangent Loop Rd over Lake Creek | 1961 | 113 | Poor |
| Cochran CR Dr over Cochran Creek | 1969 | 103 | Poor |
| Nixon Drive over Camous Creek | 1967 | 98 | Poor |
| Pine Grove Drive over Lake Creek | 1974 | 93 | Poor |
| Manning Road over Cochran Creek | 1961 | 93 | Poor |
| Freeman Road over Freeman CR | 1978 | 93 | Poor |
| Brattain Road over Muddy Creek | 1985 | 88 | Poor |
| Allen Lane over Creek | 1979 | 77 | Poor |
| Old Bridge Dr over Overflow | 1934 | 76 | Poor |
| Oak Plain Dr over Muddy Creek | 1975 | 72 | Poor |
| Abraham Dr over Creek | 1964 | 72 | Poor |
| Muller Drive over Burkhart Creek | 1963 | 65 | Poor |
| Abraham Dr over Muddy Creek | 1963 | 57 | Poor |
| Dale Drive over Muddy Creek | 1968 | 52 | Poor |
| Road over S Santiam R | 1953 | 50 | Poor |
| Cyrus Rd over Mill Creek | 1988 | 48 | Poor |
| N Folsom Rd over Mill Creek | 1975 | 36 | Poor |
| Glass Drive over Lake Creek | 1969 | 26 | Poor |
| Freitag Rd over Mill Creek | 1959 | 21 | Poor |
| Miller Rd over Smallman Creek | 1950 | 15 | Poor |
| Road over Puzzle CR | 1954 | 5 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Dever-Conner Road over I-5 (Hwy 1) | 1958 | 66,723 | Fair |
| I-5 (hwy 1) over Truax Creek | 1947 | 66,382 | Fair |
| I-5 (hwy 1) NB over Knox Butte Road | 1958 | 34,103 | Fair |
| I-5 (hwy 1) NB over Or 99E (hwy 058) NB | 1958 | 34,103 | Fair |
| I-5 (hwy 1) SB over Knox Butte Road | 1958 | 34,103 | Fair |
| I-5 (hwy 1) SB over Or 99E (hwy 58) NB | 1958 | 34,103 | Fair |
| I-5 (Hwy 1) SB over Santiam Overflow No. 4 | 1958 | 33,446 | Fair |
| I-5 (Hwy 1) NB over Santiam Overflow No. 4 | 1994 | 33,446 | Fair |
| I-5 (Hwy 1) NB over Santiam Overflow No. 10 | 2001 | 33,446 | Fair |
| I-5 (Hwy 1) NB over Santiam Overflow No. 5 | 2001 | 33,446 | Fair |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of Oregon: Oregon bridge conditions by county · every download on the data page.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.