| HWY 29 over Yamhill Creek | Poor | 63.0 ft | 5,429 | 1958 |
| Hendricks Road over Hawn Creek | Poor | 56.1 ft | 3,288 | 1964 |
| Webfoot Road over W. Fk. Palmer Creek | Poor | 64.0 ft | 566 | 1959 |
| Old Moores Valley over Haskins Creek | Poor | 32.2 ft | 284 | 1967 |
| Berry Creek Road over Berry Creek | Poor | 25.9 ft | 264 | 1966 |
| Grand Island Loop over Mosquito Creek | Poor | 77.1 ft | 219 | 1961 |
| Loganberry Lane over Small Stream | Poor | 33.1 ft | 219 | 1969 |
| Patty Lane over Ash Swale | Poor | 127.0 ft | 129 | 1958 |
| Allen RD over Small Stream | Poor | 25.9 ft | 99 | 1952 |
| Gopher Valley RD over Deer Creek | Poor | 28.9 ft | 64 | 1968 |
| Blackwell Park RD over Willamina Creek | Poor | 120.1 ft | 31 | 1965 |
| Grand Island Loop over Small Stream | Poor | 49.9 ft | 18 | 1967 |
| Bayley Road over Chehalem Creek | Poor | 26.9 ft | 6 | 1958 |
| Or 18 (hwy 39) over Yamhill River Overflow | Fair | 299.9 ft | 24,417 | 1963 |
| Or 99w (hwy 91) over Cozine Creek | Fair | 20.0 ft | 23,824 | 1957 |
| Or 99w (hwy 91) over Chehalem Creek | Fair | 818.9 ft | 22,646 | 1975 |
| Or 18 (hwy 39) over Yamhill River | Fair | 628.9 ft | 22,538 | 1957 |
| Fletcher Road over Or 18 (hwy 39) | Fair | 294.0 ft | 22,538 | 1957 |
| Or 18 (hwy 39) over Or 221 (hwy 150) | Fair | 109.9 ft | 22,538 | 1957 |
| HWY 140 (or 219) over Hess Creek | Fair | 225.1 ft | 20,200 | 1958 |
| Or 18 (hwy 39) over Deer Creek | Fair | 149.9 ft | 16,492 | 1941 |
| Or 18 (hwy 39) over Muddy Creek | Fair | 99.1 ft | 16,258 | 1978 |
| Or 18 (hwy 39) over HWY 157 EB | Fair | 258.9 ft | 16,061 | 1959 |
| Or 18 (hwy 39) over South Yamhill River | Fair | 324.1 ft | 15,252 | 1963 |
| Or 18 (hwy 39) over Wprr | Fair | 169.9 ft | 15,252 | 1964 |
| Booth Bend Road over HWY 39 | Fair | 299.9 ft | 15,252 | 1964 |
| HWY 039 (or 18) over Rr College/river ST | Fair | 2500.0 ft | 12,899 | 2016 |
| SE Parks DR over HWY 39 | Fair | 233.9 ft | 11,914 | 2016 |
| Or 99w (hwy 91) over Or 18 (hwy 39) | Fair | 125.0 ft | 11,077 | 1963 |
| Or 99w (hwy 91) SB over North Yamhill River | Fair | 359.9 ft | 10,350 | 1921 |
| Or 99w (hwy 91) NB over North Yamhill River | Fair | 381.6 ft | 10,193 | 1959 |
| Or 18 (hwy 39) over South Yamhill River | Fair | 439.0 ft | 10,099 | 1956 |
| Or 18 (hwy 39) over Creek | Fair | 24.9 ft | 10,099 | 1957 |
| County Road over Or 18 (hwy 39) | Fair | 268.0 ft | 9,611 | 1957 |
| Or 99w (hwy 91) over Whiteson Dip | Fair | 274.9 ft | 9,298 | 1956 |
| Or 99w (hwy 91) over S. Yamhill River | Fair | 1218.8 ft | 9,298 | 2002 |
| Or 240 (hwy 151) over East Fork Chehalem Creek | Fair | 271.0 ft | 8,985 | 1996 |
| Or 99w (hwy 91) over Ash Swale | Fair | 299.9 ft | 8,637 | 1922 |
| Or 18 (hwy 39) over Mill Creek | Fair | 180.1 ft | 8,519 | 1957 |
| Or 18 (hwy 39) Con over HWY 39 WB | Fair | 277.9 ft | 7,125 | 1964 |
| Bridge Street over Yamhill River | Fair | 257.9 ft | 6,365 | 1939 |
| West Side Road over Panther Creek | Fair | 122.0 ft | 6,338 | 1958 |
| Or 99w (hwy 91) over Ash Swale | Fair | 91.9 ft | 5,468 | 1922 |
| Or 18 Bus (hwy157) over Willamina River | Fair | 159.1 ft | 5,308 | 1963 |
| HWY 140 (or 219) over Willamette River | Fair | 1090.6 ft | 4,595 | 1958 |
| HWY 154 over Farmer River | Fair | 95.1 ft | 4,358 | 1932 |
| Lafayette HWY over Yamhill River | Fair | 404.9 ft | 4,027 | 2008 |
| Baker Creek RD over Baker Creek | Fair | 98.1 ft | 3,834 | 2006 |
| Baker Creek RD over Berry Creek | Fair | 30.8 ft | 3,483 | 1956 |
| Kuehne Road over Millican Creek | Fair | 24.9 ft | 3,336 | 1956 |
| Or 221 (hwy 150) over Palmer Creek | Fair | 315.0 ft | 2,939 | 1984 |
| North Valley RD over Ayres Creek | Fair | 56.1 ft | 2,300 | 2008 |
| Or 22 (hwy 32) over South Yamhill River | Fair | 102.0 ft | 2,224 | 1929 |
| Oak Ridge Road over N Yamhill River | Fair | 141.1 ft | 2,200 | 1981 |
| Dayton Avenue over Chehalem Creek | Fair | 129.9 ft | 2,093 | 1965 |
| Or 22 (hwy 32) over Agency Creek | Fair | 81.0 ft | 1,934 | 1929 |
| Or 22 (hwy 32) over Sourgrass Creek | Fair | 116.1 ft | 1,896 | 2007 |
| Hill Road South over Cozine Creek | Fair | 24.0 ft | 1,684 | 1963 |
| Willamina CR RD over Willamina Creek | Fair | 264.1 ft | 1,633 | 2007 |
| Willamina CR RD over Coast Creek | Fair | 85.0 ft | 1,612 | 1962 |
| Sunnycrest Road over Chehalem Creek | Fair | 132.9 ft | 1,093 | 1997 |
| Masonville Road over Small Stream | Fair | 24.9 ft | 981 | 1975 |
| Gopher Valley RD over Deer Creek | Fair | 134.8 ft | 936 | 1980 |
| Willis Road over Berry Creek | Fair | 26.9 ft | 870 | 1964 |
| Fort Hill RD over Willamina Creek | Fair | 283.1 ft | 844 | 1985 |
| Gopher Valley RD over Dupee Creek | Fair | 29.9 ft | 841 | 1964 |
| River Bend Road over Salt Creek | Fair | 201.1 ft | 812 | 1959 |
| Pike Road over Turner Creek | Fair | 41.0 ft | 785 | 1959 |
| Dejong Rd. over Yamhill River | Fair | 744.1 ft | 742 | 1960 |
| Stone Road over Bryan Creek | Fair | 37.1 ft | 635 | 1970 |
| Palmer CR RD over Palmer Creek | Fair | 307.1 ft | 615 | 1960 |
| Grand Island Road over Lambert Slough | Fair | 632.9 ft | 508 | 1964 |
| Rockyford Road over North Yamhill River | Fair | 101.0 ft | 493 | 1979 |
| North Hill Road over Panther Creek | Fair | 95.1 ft | 477 | 1961 |
| Grenfell Co Pk RD over Baker Creek | Fair | 41.0 ft | 448 | 1972 |
| Bishop-scott Road over Small Stream | Fair | 26.9 ft | 419 | 1971 |
| Fairdale Road over Haskins Creek | Fair | 32.2 ft | 328 | 1967 |
| Poverty Bend RD over N Yamhill River | Fair | 133.9 ft | 314 | 1998 |
| Muddy Valley Road over Muddy Creek | Fair | 25.9 ft | 271 | 1966 |
| Old Railroad Grade over North Yamhill River | Fair | 160.1 ft | 244 | 1972 |
| Alderman RD over Palmer Creek | Fair | 70.9 ft | 243 | 1966 |
| East CR RD over Willamina Creek | Fair | 100.1 ft | 243 | 1961 |
| Grand Island Road over Mosquito Creek | Fair | 139.1 ft | 242 | 1976 |
| Fairdale Road over North Yamhill River | Fair | 68.9 ft | 239 | 1967 |
| Powerhouse Hill RD over Baker Creek | Fair | 27.9 ft | 239 | 1962 |
| Turner Creek Road over Turner Creek | Fair | 46.9 ft | 222 | 1958 |
| Loganberry Lane over Small Stream | Fair | 30.8 ft | 219 | 1969 |
| Baker Creek RD over Baker Creek | Fair | 36.1 ft | 218 | 1968 |
| Thompson Mill RD over Deer Creek | Fair | 33.1 ft | 213 | 1967 |
| Muddy Valley Road over Muddy Creek | Fair | 24.9 ft | 210 | 1968 |
| Muddy Valley Road over Muddy Creek | Fair | 26.9 ft | 210 | 1970 |
| Turner Creek Road over Hay Creek | Fair | 22.0 ft | 193 | 1969 |
| Baker Creek RD over Baker Creek | Fair | 23.0 ft | 179 | 1958 |
| Delashmutt Lane over Deer Creek | Fair | 100.1 ft | 164 | 1967 |
| Savage Road over Mill Creek | Fair | 95.1 ft | 157 | 1985 |
| Stringtown Road over Palmer Creek | Fair | 95.1 ft | 146 | 1975 |
| Upper Island RD over Small Creek | Fair | 37.1 ft | 131 | 1961 |
| Baker Creek RD over Baker Creek | Fair | 32.2 ft | 125 | 1965 |
| Beaver Creek RD over Deer Creek | Fair | 32.2 ft | 123 | 1966 |
| Oak Ridge Road over North Yamhill River | Fair | 121.1 ft | 119 | 1956 |
| Deer CR Flats RD over Deer Creek | Fair | 66.9 ft | 117 | 1991 |
| Local over Baker Creek | Fair | 40.0 ft | 104 | 1978 |
| Dupee Valley RD over Dupee Creek | Fair | 24.9 ft | 96 | 1972 |
| Grand Ronde RD over Agency Creek | Fair | 50.9 ft | 95 | 1967 |
| Grauer Road over Dupee Creek | Fair | 26.9 ft | 92 | 1964 |
| Hacker Road over Turner Creek | Fair | 35.1 ft | 87 | 1958 |
| Coast Creek Road over Canada Creek | Fair | 32.2 ft | 85 | 1968 |
| Wiley Road over Deer Creek | Fair | 57.1 ft | 84 | 1965 |
| Salt Creek Road over Salt Creek | Fair | 64.0 ft | 81 | 1976 |
| Kutch Road over Haskins Creek | Fair | 63.0 ft | 74 | 1961 |
| Fir Crest Road over Panther Creek | Fair | 57.1 ft | 74 | 1973 |
| IRR BIA RTE 4 over Agency Creek | Fair | 68.9 ft | 50 | 1961 |
| IRR BIA RTE 4 over North Fork Agency Creek | Fair | 45.6 ft | 50 | 1998 |
| 04 S 06 W 18.00: over Willamina Creek | Fair | 80.1 ft | 20 | 1971 |
| Caleb Payne RD over Deer Creek | Fair | 104.0 ft | 16 | 1922 |
| Peavine Road over Willamina Creek | Fair | 49.9 ft | 13 | 1998 |
| Or 18-hwy 483 over South Yamhill River | Good | 970.1 ft | 14,355 | 2023 |
| HWY 39 (or 18) over Chehalem Creek | Good | 964.2 ft | 12,899 | 2016 |
| Wynooski Street over HWY 039 | Good | 685.0 ft | 12,899 | 2016 |
| HWY 039 (or 18) over Hess Creek | Good | 600.1 ft | 12,899 | 2016 |
| Or 18 (hwy 39) over HWY 1w And Pnwr | Good | 810.0 ft | 11,914 | 2016 |
| Or 18 (hwy 39) over Hess Creek Trib | Good | 399.9 ft | 11,914 | 2016 |
| Or 18 (hwy 39) over Unnamed Creek | Good | 155.5 ft | 11,914 | 2016 |
| SE 8th St. over HWY 39 | Good | 250.0 ft | 11,914 | 2016 |
| HWY 039 (or 18) over Private Road | Good | 49.9 ft | 11,914 | 2016 |
| Or 240 (hwy 151) over Chehalem Creek | Good | 77.1 ft | 8,258 | 2003 |
| Westside Road over Baker Creek | Good | 102.0 ft | 7,351 | 1958 |
| HWY 483 Conn. over HWY 39 | Good | 253.9 ft | 7,162 | 1964 |
| Meadow Lake Road over N Yamhill River | Good | 423.9 ft | 5,620 | 2005 |
| Old Sheridan RD over Cozine Creek | Good | 69.9 ft | 3,817 | 2020 |
| HWY 32 over Sourgrass Creek | Good | 125.0 ft | 1,724 | 2019 |
| NW Pike RD over Rowland Creek | Good | 41.7 ft | 1,586 | 2024 |
| HWY 153 over Salt Creek | Good | 410.1 ft | 1,313 | 2023 |
| HWY 153 over South Yamhill River | Good | 274.9 ft | 1,102 | 1997 |
| HWY 153 over South Yamhill Overflow | Good | 76.1 ft | 768 | 1996 |
| Moores Valley RD over Yamhill River | Good | 170.9 ft | 639 | 2007 |
| HWY 153 over Deer Creek | Good | 78.1 ft | 576 | 1987 |
| Palmer CR RD over W. Fork Palmer Creek | Good | 60.0 ft | 512 | 1979 |
| Bishop-scott Road over Small Stream | Good | 32.2 ft | 415 | 1973 |
| NE Laughlin Rd. over Stag Hollow CR | Good | 59.1 ft | 335 | 2020 |
| Gopher Valley RD over Deer Creek | Good | 51.8 ft | 274 | 2023 |
| Tindle CR RD over Willamina Creek | Good | 131.9 ft | 190 | 2004 |
| Rex Brown Road over Panther Creek | Good | 64.3 ft | 186 | 2003 |
| Smithville RD over Deer Creek | Good | 51.8 ft | 175 | 1988 |
| Kimsey Road over Palmer Creek | Good | 65.0 ft | 122 | 1979 |
| 03 S 06 W 13.00: over Nestucca River | Good | 47.2 ft | 110 | 2019 |
| Deer CR Park RD over Deer Creek | Good | 73.2 ft | 37 | 2022 |
| 05 S 07 W 08.00: over Coast Creek | Good | 80.1 ft | 35 | 1972 |
| Dukes Landing Road over Small Stream | Good | 45.9 ft | 31 | 1958 |
| Road over Kitten Creek | Good | 43.3 ft | 3 | 1976 |