| E Langell Vly RD over Drain Ditch | Poor | 24.9 ft | 446 | 1976 |
| Ivory Pine Road over Meryl Creek | Poor | 24.9 ft | 434 | 1970 |
| E Langell Vly RD over Lost River | Poor | 157.2 ft | 398 | 1967 |
| Odell Lk Access RD over Trapper Creek | Poor | 27.9 ft | 130 | 1982 |
| Floating Point RD over Little Deschutes River | Poor | 50.9 ft | 73 | 1980 |
| Road over South Fork Sprague River | Poor | 40.4 ft | 50 | 1961 |
| Road over Long Branch Creek | Poor | 32.5 ft | 50 | 1958 |
| Saddle Mt Pit RD over Sprague River | Poor | 154.9 ft | 45 | 1965 |
| Road over Williamson River | Poor | 34.4 ft | 23 | 1969 |
| Road over Brown Creek | Poor | 24.9 ft | 20 | 1967 |
| Road over Jack Creek | Poor | 28.5 ft | 6 | 1959 |
| Or 140 (hwy 020) over Usrs Canal | Fair | 89.9 ft | 20,461 | 1930 |
| Or 140 (hwy 020) over Link River | Fair | 200.1 ft | 19,357 | 1931 |
| Or 140 (hwy 020) over City ST & Uprr | Fair | 836.0 ft | 19,357 | 1957 |
| S Side Bypass over Uprr | Fair | 180.1 ft | 11,928 | 1986 |
| Southside Bypass over 1 C Ditch | Fair | 24.0 ft | 10,777 | 1979 |
| Homedale RD over A Canal | Fair | 106.0 ft | 10,392 | 2003 |
| US 97 (hwy 004) over HWY 20 & Link River | Fair | 1167.0 ft | 9,958 | 1963 |
| Or 39 (hwy 020)con over Pedestrian | Fair | 111.9 ft | 9,678 | 1963 |
| Washburn Way over A Canal | Fair | 94.2 ft | 8,896 | 1963 |
| Riverside ST over US 97 (hwy 004) | Fair | 270.0 ft | 8,287 | 1968 |
| US 97 (hwy 004) over Barkley Springs IRR Cnl | Fair | 115.8 ft | 8,120 | 2005 |
| US 97 (hwy 004) over Nevada AVE | Fair | 166.0 ft | 7,421 | 1959 |
| US 97 (hwy 004) over Usbr Canal | Fair | 272.0 ft | 7,421 | 1959 |
| US 97 (hwy 004) over Uprr Lobert | Fair | 275.9 ft | 6,854 | 1989 |
| US 97 (hwy 004) over Williamson River | Fair | 341.9 ft | 6,854 | 1989 |
| US 97 (hwy 004) over Uprr & Pelican City RD | Fair | 224.1 ft | 6,763 | 1959 |
| Washburn Way over Or 140 (hwy 424) | Fair | 174.9 ft | 6,644 | 1998 |
| US 97 (hwy 004) over HWY 422 | Fair | 100.1 ft | 6,383 | 1946 |
| Washington ST over A Canal | Fair | 109.9 ft | 6,356 | 1978 |
| Or 39 (hwy 050) SB over US 97 (hwy 004) NB | Fair | 301.8 ft | 6,306 | 1962 |
| Esplanade Street over Usrs Canal | Fair | 80.1 ft | 6,228 | 1949 |
| US 97 (hwy 004) over Klamath R & Bnsf | Fair | 1216.9 ft | 6,226 | 1995 |
| US 97 (hwy 004) over Or 66 (hwy 021) | Fair | 207.0 ft | 6,155 | 1968 |
| Eleven TH Street over A Canal | Fair | 288.1 ft | 6,056 | 1938 |
| US 97 (hwy 004) over Uprr | Fair | 182.4 ft | 6,045 | 2006 |
| US 97 (hwy 004) over Spring Creek | Fair | 80.1 ft | 6,042 | 2005 |
| Or 39 (hwy 050) over Lost River Diversion Can | Fair | 133.9 ft | 5,964 | 1966 |
| Hope Street over A Canal | Fair | 153.9 ft | 5,931 | 1960 |
| US 97 (hwy 004) over Gilchrist Timber Rd. | Fair | 90.9 ft | 5,704 | 2005 |
| US 97 (hwy 004) over Wildlife Crossing | Fair | 60.7 ft | 5,704 | 2020 |
| Or 39 (hwy 050) over Lost River | Fair | 120.1 ft | 5,002 | 1941 |
| Or 140 (hwy 020) over Usrs B Canal | Fair | 81.0 ft | 4,498 | 1966 |
| Or 140 (hwy 270) over Geary Canal | Fair | 234.9 ft | 4,413 | 1997 |
| Chil. Spur HWY 488 over Williamson River | Fair | 118.1 ft | 3,562 | 2011 |
| Lakeshore Drive over Link River | Fair | 300.9 ft | 3,241 | 1926 |
| Or 66 (hwy 021) over Klamath River (keno) | Fair | 376.0 ft | 2,680 | 1985 |
| Or 58 (hwy 018) over Odell Creek | Fair | 115.2 ft | 2,550 | 2006 |
| HWY 420 over Usrs Diversion Canal | Fair | 125.0 ft | 2,346 | 2006 |
| Short Road over Canal | Fair | 75.1 ft | 2,309 | 1980 |
| Off Ramp U S 97 over Link River | Fair | 524.9 ft | 1,919 | 1967 |
| Or 58 (hwy 018) over Little Deschutes River | Fair | 60.0 ft | 1,899 | 1995 |
| Or 58 (hwy 018) over Crescent Creek | Fair | 115.2 ft | 1,899 | 2006 |
| Or 140 (hwy 020) over Wild Horse Creek | Fair | 20.0 ft | 1,871 | 2013 |
| Crescent Cutoff RD over Little Deschutes River | Fair | 65.9 ft | 1,497 | 1962 |
| Route 12 Munson Ro over Annie Creek | Fair | 110.9 ft | 1,470 | 1954 |
| Route 12 Munson Ro over Goodbye Creek | Fair | 217.8 ft | 1,465 | 1955 |
| Or 140 (hwy 020) over Fish Hole Creek | Fair | 74.1 ft | 1,427 | 1964 |
| Or 140 (hwy 020) over Fish Hole Creek | Fair | 49.9 ft | 1,427 | 1964 |
| On Ramp To HWY 4 over US Govt Canal | Fair | 200.1 ft | 1,263 | 1959 |
| E Langell over Lost River | Fair | 220.1 ft | 1,082 | 2012 |
| State Line RD over Irrigation Canal | Fair | 46.9 ft | 978 | 1969 |
| Or 58 (hwy 018) WB over US 97 (hwy 004) SB | Fair | 134.5 ft | 949 | 2008 |
| Crescent Cutoff RD over Crescent CR | Fair | 28.9 ft | 940 | 1972 |
| Harpold RD over Irrigation Canal | Fair | 37.1 ft | 902 | 1960 |
| Sprague River RD over Rock Creek Drain | Fair | 24.0 ft | 788 | 1978 |
| Or 140 (hwy 020) over S Fork Paradise Creek | Fair | 29.9 ft | 783 | 1964 |
| Or 140 (hwy 020) over Paradise Creek | Fair | 29.9 ft | 783 | 1964 |
| Spring Lake RD over Spr.lake Rd/drain Ditch | Fair | 70.9 ft | 721 | 1971 |
| Dehlinger Lane over Irrigation Canal | Fair | 43.0 ft | 721 | 1968 |
| Reeder RD over Lost River | Fair | 74.1 ft | 612 | 1956 |
| Crystal Springs RD over Lost River | Fair | 225.1 ft | 600 | 2006 |
| Or 62 (hwy 022) over Wood River | Fair | 83.0 ft | 597 | 1965 |
| Harbor Isles BLVD over Harbor Isle G C Access | Fair | 49.9 ft | 594 | 1982 |
| Lakeport BLVD over S P Railroad | Fair | 67.9 ft | 523 | 1972 |
| Dodds Hollow over Irrigation Canal | Fair | 42.0 ft | 491 | 1971 |
| Sevenmile Road over Irrigation Canal | Fair | 24.9 ft | 434 | 1981 |
| Old Midland Road over Irrigation Canal | Fair | 24.9 ft | 409 | 1971 |
| N Poe Valley RD over Harpold Dam-lost River | Fair | 85.0 ft | 371 | 1964 |
| Reeder RD over Irrigation Canal | Fair | 39.0 ft | 359 | 1975 |
| Homedale RD over Irrigation Canal | Fair | 32.2 ft | 340 | 1963 |
| Dehlinger Road over Lost River | Fair | 91.9 ft | 339 | 1975 |
| Anderson RD over Irrigation Canal | Fair | 46.9 ft | 329 | 1981 |
| Hill Road over D Irrigation Canal | Fair | 43.0 ft | 309 | 1979 |
| Westside Road over Cherry Creek | Fair | 30.8 ft | 289 | 1967 |
| Sevenmile Road over Drain Ditch | Fair | 24.9 ft | 274 | 1972 |
| W Crescent Lk Acce over Whitefish Creek | Fair | 25.9 ft | 250 | 1979 |
| Ivory Pine Road over S Fk Sprague Rv | Fair | 114.8 ft | 248 | 2021 |
| Ivory Pine Road over Drainage Swale | Fair | 50.9 ft | 248 | 1981 |
| Silver Lake Road over Williamson River Canal | Fair | 28.9 ft | 241 | 1986 |
| E Langell Vly RD over Miller Creek | Fair | 82.0 ft | 216 | 1975 |
| Or 39 (hwy 050) over Usrs Canal | Fair | 74.1 ft | 213 | 1962 |
| Burgdorf Road over Drainage Ditch | Fair | 24.9 ft | 189 | 1977 |
| W Langell Vly RD over Irrigation Canal | Fair | 32.2 ft | 180 | 1978 |
| 6th Street over D Canal | Fair | 27.9 ft | 180 | 2000 |
| Bergdorf Road over Drainage Ditch | Fair | 24.9 ft | 170 | 1976 |
| Gale Road over Lost River | Fair | 131.9 ft | 169 | 1985 |
| Cheese Factory RD over Irrigation Canal | Fair | 32.2 ft | 169 | 2002 |
| HWY 429 over Crescent Creek | Fair | 60.0 ft | 154 | 1954 |
| Drews Road over Drainage Ditch | Fair | 24.0 ft | 137 | 1973 |
| Washburn Way over Irrigation Canal | Fair | 41.0 ft | 137 | 1981 |
| Squaw Flat Road over Buck Creek | Fair | 24.9 ft | 136 | 1982 |
| Drazil RD over D Irrigation Canal | Fair | 42.0 ft | 127 | 1979 |
| Wilson RD over Irrigation Canal | Fair | 48.9 ft | 127 | 1978 |
| Matney Way over Lost River | Fair | 124.0 ft | 123 | 1974 |
| No. Adams Point RD over Irrigation Canal | Fair | 37.1 ft | 112 | 1980 |
| Matney Way over Irrigation Canal | Fair | 45.9 ft | 111 | 1970 |
| Summers Lane over 1-c Drain | Fair | 24.9 ft | 110 | 1982 |
| Chiloquin Ridge RD over Sprague River | Fair | 182.1 ft | 105 | 1958 |
| Road over Pole Creek | Fair | 69.9 ft | 103 | 1953 |
| Gift Road over Lost River | Fair | 92.8 ft | 97 | 1973 |
| Matney Road over Irrigation Canal | Fair | 37.1 ft | 96 | 1969 |
| Matney Way over Irrigation Canal | Fair | 32.2 ft | 89 | 1970 |
| Dixon RD over Annie Creek Slough | Fair | 37.1 ft | 87 | 1978 |
| Pine Cone Drive over Williamson River | Fair | 82.0 ft | 85 | 1964 |
| Road over South Fork Sprague River | Fair | 72.5 ft | 84 | 1967 |
| I O O F Cemetry RD over Irrigation Canal | Fair | 35.1 ft | 82 | 1972 |
| Anderson RD over Irrigation Canal | Fair | 39.0 ft | 82 | 1970 |
| Weed Road over Wood River | Fair | 95.1 ft | 76 | 1974 |
| Suty Road over Irrigation Canal | Fair | 45.9 ft | 74 | 1974 |
| Royce Mt Way over Cresent Cr. | Fair | 35.1 ft | 73 | 1980 |
| Hemlock Cr. Rd. over Hemlock Creek | Fair | 60.7 ft | 73 | 2008 |
| Campbell RD over So Fork Sprague River | Fair | 63.0 ft | 72 | 1980 |
| Campbell RD over Ditch | Fair | 32.2 ft | 72 | 1981 |
| West Boundary RD over Scott Creek | Fair | 24.9 ft | 68 | 1978 |
| Cheyne RD over Irrigation Canal | Fair | 36.1 ft | 56 | 1974 |
| Resort Access Road over Odell Creek | Fair | 89.9 ft | 50 | 1955 |
| Winding Road over Crescent Creek | Fair | 49.9 ft | 50 | 2005 |
| Road over Fishhole Creek | Fair | 38.4 ft | 50 | 1955 |
| Road over Fishhole Creek | Fair | 60.4 ft | 50 | 1955 |
| No Data Entered over Thomas Creek Arch | Fair | 22.0 ft | 50 | 1998 |
| Campbell RD over Portion Of N Fk Sprague | Fair | 41.0 ft | 44 | 1980 |
| Campbell RD over Portion Of Nfk Sprague R | Fair | 55.1 ft | 44 | 1982 |
| Road over Sycan River | Fair | 85.0 ft | 43 | 1961 |
| Military Crossing over Irrigation Canal | Fair | 24.9 ft | 38 | 1983 |
| Mcquiston Road over Drainage Ditch | Fair | 30.8 ft | 32 | 1978 |
| Swan Lake Road over Drainage Ditch | Fair | 24.9 ft | 31 | 1973 |
| Road over Mosquito Creek | Fair | 32.5 ft | 26 | 1973 |
| 41 S 14he 22.00: over Lost River | Fair | 61.0 ft | 25 | 1957 |
| 39 S 14 E 25.00: over Barnes Valley Creek | Fair | 72.2 ft | 25 | 1965 |
| Road over Merritt Creek | Fair | 30.2 ft | 18 | 1966 |
| Road over Sycan River | Fair | 100.1 ft | 18 | 1966 |
| W Langell Vly RD over Lost River | Fair | 126.0 ft | 17 | 1959 |
| Gerber Road over Ben Hall Creek | Fair | 60.0 ft | 16 | 1963 |
| Mcquiston Road over Seven Mile Canal | Fair | 63.0 ft | 15 | 1984 |
| Road over Fourmile Creek | Fair | 32.5 ft | 14 | 1963 |
| Road over Jack Creek | Fair | 31.5 ft | 13 | 1975 |
| Road over Rock Creek | Fair | 32.2 ft | 10 | 1977 |
| 34 S 07 E 31.00: over Wood River | Fair | 106.0 ft | 5 | 2004 |
| Topsy Grade Road over Rock Creek | Fair | 32.2 ft | 1 | 1984 |
| Shasta Way over A Canal | Good | 86.9 ft | 16,068 | 1979 |
| S Side Bypass over Bnsf & Klamath River | Good | 950.1 ft | 11,850 | 1986 |
| US 97 (hwy 004) over California AVE | Good | 500.0 ft | 9,958 | 2004 |
| US 97 (hwy 004) over Old Align & Bnsf | Good | 503.3 ft | 9,958 | 2005 |
| Main ST over A Canal | Good | 128.0 ft | 8,171 | 1970 |
| US 97 (hwy 004) over Algoma Log Pond | Good | 85.0 ft | 8,120 | 2005 |
| Or 39 (hwy 050) over Usrs Canal A Canal | Good | 102.0 ft | 7,840 | 1997 |
| Joe Wright RD over Lost Rv Diversion Chan | Good | 190.0 ft | 6,810 | 1981 |
| Washburn Way over Bnrr | Good | 338.9 ft | 6,301 | 1962 |
| US 97 (hwy 004) over Uprr | Good | 127.0 ft | 5,505 | 1994 |
| US 97 (hwy 004) over Klamath Straits | Good | 73.2 ft | 4,467 | 1981 |
| Joe Wright RD over No 1 Drain Ditch | Good | 24.9 ft | 3,577 | 1989 |
| Or 39 (hwy 426) over Usrs Canal J | Good | 70.9 ft | 3,274 | 1982 |
| Or 140 (hwy 020) over Bikepath | Good | 82.3 ft | 2,921 | 2011 |
| Or 140 (hwy 020) over Buck Creek | Good | 50.9 ft | 2,921 | 2018 |
| Eberlein RD over A Canal | Good | 94.2 ft | 1,800 | 2003 |
| Anderson AVE over 1-c Drain Ditch | Good | 24.9 ft | 1,361 | 1986 |
| Malone Road over Lost River | Good | 309.1 ft | 1,320 | 1989 |
| Biehn Street over Uprr | Good | 193.9 ft | 1,260 | 2000 |
| Sprague River RD over Sprague River | Good | 230.0 ft | 1,238 | 2007 |
| Or 62 (hwy 022) over Fort Creek | Good | 56.1 ft | 1,158 | 2008 |
| Or 62 (hwy 022) over Crooked Creek | Good | 58.4 ft | 1,110 | 2004 |
| State Line RD over Drainage Ditch | Good | 30.8 ft | 1,072 | 1971 |
| S Poe Valley Road over Lost River | Good | 165.0 ft | 1,014 | 2000 |
| Cross Road over Irrigation Canal C | Good | 42.0 ft | 990 | 1977 |
| South Merrill Road over Lost River | Good | 159.1 ft | 884 | 2015 |
| Sprague River RD over Sprague River | Good | 250.0 ft | 842 | 2007 |
| Sprague River RD over Sprague River | Good | 175.9 ft | 770 | 2008 |
| Harpold Road over Lost River | Good | 224.4 ft | 761 | 1999 |
| Wall St. Bridge over A Canal | Good | 88.6 ft | 723 | 2003 |
| Spring Lake RD over Lost R Diversion Channel | Good | 125.0 ft | 721 | 1981 |
| Modoc Point Hwy427 over Williamson River | Good | 220.1 ft | 596 | 1982 |
| Rocky Point Road over Fourmile Creek | Good | 80.1 ft | 546 | 1965 |
| Merrill Pit Road over Irrigation Canal | Good | 33.1 ft | 534 | 1976 |
| Old Midland Road over Irrigation Canal | Good | 27.9 ft | 524 | 1998 |
| Homedale RD over No 1 Drain Ditch | Good | 24.9 ft | 434 | 1977 |
| Ivory Pine Road over N Fork Sprague Rv | Good | 71.9 ft | 434 | 1985 |
| Harpold Road over J Irrigation Canal | Good | 46.9 ft | 409 | 1979 |
| Henley Road over N01 Drainage Ditch | Good | 29.9 ft | 409 | 1974 |
| Old Midland Road over Irrigation Canal | Good | 30.8 ft | 409 | 1976 |
| Old Midland Road over Irrigation Canal | Good | 33.1 ft | 409 | 1973 |
| Homedale RD over No 1 Drain Ditch | Good | 53.1 ft | 384 | 1979 |
| Reeder RD over Irrigation Canal | Good | 54.1 ft | 382 | 1999 |
| Sevenmile Road over Blue Spring Ditch | Good | 41.0 ft | 371 | 1998 |
| Or 66 (hwy 021) over Klamath River | Good | 557.7 ft | 364 | 2005 |
| Silver Lake Road over Jack Creek | Good | 37.1 ft | 360 | 1986 |
| Hill Road over Irrigation Canal | Good | 24.9 ft | 360 | 1965 |
| Reeder RD over Irrigation Canal | Good | 37.1 ft | 359 | 1974 |
| Nicholson Road over Annie Creek Slough | Good | 25.9 ft | 344 | 1960 |
| Silver Lake Road over Williamson Rv | Good | 70.9 ft | 337 | 1986 |
| Homedale RD over Lost River Div. Channel | Good | 121.1 ft | 332 | 1979 |
| Malone Road over D Irrigation Canal | Good | 45.9 ft | 326 | 1985 |
| Reeder RD over Lost R Diversion Channel | Good | 112.9 ft | 321 | 1981 |
| Township Road over Klamath Straits Drainage | Good | 98.1 ft | 321 | 2010 |
| Township Road over Ady Canal | Good | 73.2 ft | 315 | 1999 |
| Sevenmile Road over Sevenmile CR | Good | 62.0 ft | 274 | 1995 |
| Silver Lake Road over Lenz Creek | Good | 71.9 ft | 272 | 1986 |
| Ivory Pine Road over Drainage Swale | Good | 39.0 ft | 248 | 1981 |
| Silver Lake Road over Williamson Rv | Good | 71.9 ft | 241 | 1986 |
| Silver Lake Road over Natural Drainage Chan | Good | 28.9 ft | 241 | 1986 |
| W Langell Vly RD over Irrigation Canal | Good | 23.0 ft | 216 | 2020 |
| W Langell Vly RD over Irrigation Canal | Good | 30.8 ft | 214 | 1992 |
| Falvey Road over Lost River | Good | 68.9 ft | 209 | 1989 |
| Godowa Sprgs Road over Sprague River | Good | 121.1 ft | 205 | 1984 |
| E Langell Vly RD over Drain Ditch | Good | 32.2 ft | 193 | 1976 |
| So.adams Point Rd. over J Irrigation Canal | Good | 47.9 ft | 176 | 1979 |
| Mcculley Road over Jirrigation Canal | Good | 43.0 ft | 164 | 1979 |
| W Langell Vly RD over Irrigation Canal | Good | 24.0 ft | 108 | 1995 |
| W Langell Vly RD over Irrigation Canal | Good | 25.9 ft | 108 | 1995 |
| Chin Road over Irrigation Canal | Good | 37.1 ft | 92 | 1985 |
| Drews Road over Sycan River | Good | 137.1 ft | 89 | 1982 |
| Oconnor Road over Irrigation Canal | Good | 41.0 ft | 85 | 1966 |
| Road over Paradise Creek | Good | 24.6 ft | 84 | 1967 |
| Dixon RD over Wood River | Good | 82.0 ft | 83 | 1978 |
| Payger Road over D Irrigation Canal | Good | 40.0 ft | 83 | 1993 |
| Hildebrand RD over Buck Creek Drain | Good | 23.0 ft | 76 | 1981 |
| Gaines Road over J Irrigation Canal | Good | 47.9 ft | 70 | 1979 |
| Pope Road over Irrigation Canal | Good | 43.0 ft | 70 | 1978 |
| Wu Road over Drain Ditch | Good | 26.9 ft | 68 | 1974 |
| Loosely Road over Wood River | Good | 65.0 ft | 66 | 1995 |
| Chinquapin DR over Little Deschutes R. | Good | 56.1 ft | 65 | 2015 |
| Forest/subdiv Acce over Little Deschutes River | Good | 78.1 ft | 56 | 1975 |
| Buesing Road over Irrigation Canal | Good | 48.9 ft | 56 | 1983 |
| No Data Entered over Little Deschutes River | Good | 23.0 ft | 50 | 1950 |
| No Data Entered over Crescent Creek Culverts | Good | 41.3 ft | 50 | 1950 |
| No Data Entered over Odell Creek | Good | 65.9 ft | 50 | 2006 |
| Road over North Fork Sprague River | Good | 92.8 ft | 40 | 2010 |
| Road over Williamson River | Good | 50.9 ft | 40 | 1976 |
| Military Crossing over Williamson River | Good | 46.9 ft | 38 | 1962 |
| Johnson RD over Lost River | Good | 76.4 ft | 32 | 2015 |
| 40 S 14he 03.00: over Wildhorse Creek | Good | 38.7 ft | 25 | 1970 |
| 39 S 14 E 27.00: over Pitch Log Creek | Good | 52.2 ft | 25 | 1965 |
| 41 S 15 E 0500: R over Rock Creek | Good | 24.0 ft | 25 | 2002 |
| Road over Williamson River | Good | 80.1 ft | 24 | 1966 |
| No Data Entered over Big Marsh Creek | Good | 50.9 ft | 20 | 2003 |
| S. Sevenmile RD over Sevenmile Creek | Good | 74.1 ft | 14 | 2018 |
| Sun CR Co-op Road over Sun Creek | Good | 22.0 ft | 10 | 1900 |
| Road over Annie Creek | Good | 61.0 ft | 6 | 1990 |