| No Data Entered over No Data Entered | Poor | 51.8 ft | 50 | 1981 |
| No Data Entered over Griffin Creek | Poor | 117.1 ft | 50 | 1978 |
| Hamilton Road over West Branch Mill Creek | Poor | 89.2 ft | 25 | 1950 |
| Chapman Street over Hoppow Creek | Poor | 101.7 ft | 20 | 1965 |
| Old Gasquet Toll over Eighteen Mile Creek | Poor | 23.3 ft | 20 | 1970 |
| Rock Creek Road over East Fork Mill Creek | Poor | 89.9 ft | 10 | 1950 |
| West Branch Road over West Branch Mill Creek | Poor | 58.4 ft | 10 | 1950 |
| Childs Hill Road over Rock Creek | Poor | 89.9 ft | 10 | 1950 |
| Childs Hill Road over East Fork Mill Creek | Poor | 59.4 ft | 10 | 1950 |
| U.s. Highway 101 over Smith Riv South Bank RD | Fair | 1050.9 ft | 6,500 | 1940 |
| US Highway 101 SB over Hillside | Fair | 201.8 ft | 5,000 | 2005 |
| U.s. Highway 101 over Minot Creek | Fair | 46.9 ft | 4,600 | 1957 |
| U.s. Highway 101 over High Prairie Creek | Fair | 91.9 ft | 4,600 | 1957 |
| US Highway 199 NB over Hillside Above River | Fair | 93.5 ft | 4,300 | 1994 |
| Lake Earl Drive over Jordan Creek | Fair | 27.9 ft | 4,150 | 1954 |
| U.s. Highway 199 over Middle Fork Smith River | Fair | 149.0 ft | 3,750 | 1925 |
| U.s. Highway 101 over SR 169 & Hoppow Creek | Fair | 169.0 ft | 3,600 | 1965 |
| U.s. Highway 101 over Klamath River | Fair | 2038.1 ft | 3,600 | 1965 |
| U.s. Highway 101 over Klamath Bch RD Waukell C | Fair | 504.9 ft | 3,600 | 1965 |
| U.s. Highway 199 over Middle Fork Smith River | Fair | 331.0 ft | 3,100 | 1965 |
| US Highway 199 NB over Hillside Above River | Fair | 660.1 ft | 3,100 | 1976 |
| U.s. Highway 101 over Newton B Drury Scnc PKWY | Fair | 113.5 ft | 3,100 | 1990 |
| Klamath Mill Road over Hoppow Creek | Fair | 58.1 ft | 1,395 | 1965 |
| Requa Road over Hunter Creek | Fair | 136.5 ft | 1,110 | 1949 |
| Requa Road over Salt Creek | Fair | 23.0 ft | 1,110 | 1958 |
| Ocean View Drive over Gilbert Creek | Fair | 95.1 ft | 670 | 1947 |
| W169-n101 Connectr over Hoppow Creek | Fair | 68.9 ft | 430 | 1965 |
| Gasquet Flat Road over Middle Fork Smith River | Fair | 198.5 ft | 400 | 1960 |
| South Fork Road over Middle Fork Smith River | Fair | 259.8 ft | 350 | 1956 |
| South Fork Road over South Fork Smith River | Fair | 473.1 ft | 334 | 1981 |
| S101-chapman ST Rp over Hoppow Creek | Fair | 90.9 ft | 320 | 1965 |
| Mill Creek Cmpgrnd over Mill Creek | Fair | 87.9 ft | 200 | 1989 |
| Breen Memorial RD over Mill Creek | Fair | 147.0 ft | 100 | 1949 |
| County Road 316 over Shelly Creek | Fair | 25.6 ft | 50 | 1975 |
| No Data Entered over No Data Entered | Fair | 70.9 ft | 50 | 1974 |
| No Data Entered over No Data Entered | Fair | 133.5 ft | 50 | 1972 |
| No Data Entered over No Data Entered | Fair | 130.9 ft | 50 | 1973 |
| No Data Entered over No Data Entered | Fair | 35.1 ft | 50 | 1970 |
| No Data Entered over No Data Entered | Fair | 54.1 ft | 50 | 1967 |
| No Data Entered over Coon Creek | Fair | 60.0 ft | 50 | 1985 |
| No Data Entered over Notice Creek | Fair | 109.9 ft | 50 | 1958 |
| No Data Entered over Bluff Creek | Fair | 109.9 ft | 50 | 1976 |
| No Data Entered over Aikens | Fair | 80.1 ft | 50 | 1957 |
| Oregon Mountain RD over Elk Creek | Fair | 30.8 ft | 40 | 1925 |
| Old Gasquet Toll over West Fork Patricks Creek | Fair | 109.9 ft | 30 | 1960 |
| Walker Road over Clarks Creek | Fair | 69.9 ft | 25 | 2002 |
| Hamilton Road over East Fork Mill Creek | Fair | 121.4 ft | 10 | 1950 |
| Hamilton Road over First Gulch | Fair | 50.2 ft | 10 | 1950 |
| Childs Hill Road over Bummer Lake Creek | Fair | 62.3 ft | 10 | 1950 |
| Salt Creek RD over Salt Creek | Fair | 52.2 ft | 5 | 1975 |
| Childs Hill Road over Jane Creek | Fair | 63.0 ft | 5 | 1950 |
| U.s. Highway 101 over Elk Creek | Good | 89.9 ft | 21,500 | 1944 |
| U.s. Highway 101 over Gilbert Creek | Good | 162.1 ft | 7,300 | 1953 |
| U.s. Highway 101 over Rowdy Creek | Good | 208.0 ft | 7,250 | 1951 |
| U.s. Highway 101 over Dominie Creek | Good | 80.1 ft | 7,250 | 2021 |
| U.s. Highway 101 over Smith Riv South Bank RD | Good | 1002.0 ft | 7,200 | 2023 |
| U.s. Highway 101 over Smith River Overflow | Good | 283.1 ft | 6,700 | 1955 |
| U.s. Highway 101 over Panther Creek | Good | 170.3 ft | 4,900 | 2024 |
| U.s. Highway 101 over Hunter Creek | Good | 132.9 ft | 4,900 | 2023 |
| U.s. Highway 101 over Wilson Creek | Good | 279.9 ft | 4,700 | 1957 |
| US Highway 101 SB over Hillside | Good | 179.5 ft | 4,650 | 2001 |
| U.s. Highway 199 over Smith River | Good | 684.1 ft | 4,300 | 1990 |
| U.s. Highway 199 over Myrtle Creek | Good | 250.0 ft | 4,300 | 1984 |
| US Highway 199 NB over Hillside Above River | Good | 102.4 ft | 4,300 | 1994 |
| US Highway 199 NB over Hillside Above River | Good | 79.4 ft | 4,300 | 2005 |
| US Highway 199 NB over Hillside Above River | Good | 221.5 ft | 4,300 | 2017 |
| U.s. Highway 199 over Smith River | Good | 371.1 ft | 3,750 | 1985 |
| U.s. Highway 199 over Patrick Creek | Good | 132.9 ft | 3,750 | 1965 |
| U.s. Highway 199 over Middle Fork Smith River | Good | 234.9 ft | 3,750 | 1985 |
| U.s. Highway 199 over Hardscrabble Creek | Good | 133.5 ft | 3,750 | 2008 |
| US Highway 199 NB over Hillside Above River | Good | 168.0 ft | 3,750 | 1979 |
| Washington BLVD over U.s. Highway 101 | Good | 242.1 ft | 3,130 | 1971 |
| U.s. Highway 199 over Middle Fork Smith River | Good | 279.9 ft | 3,100 | 1962 |
| U.s. Highway 199 over Middle Fork Smith River | Good | 560.0 ft | 3,100 | 1965 |
| US Highway 199 NB over Hillside Above River | Good | 950.1 ft | 3,100 | 1976 |
| Fred D. Haight Dr. over Rowdy Creek | Good | 142.1 ft | 2,600 | 1989 |
| State Route 197 over Little Mill Creek | Good | 89.9 ft | 2,500 | 2017 |
| SR 197 (n Bank Rd) over Sultan Creek | Good | 38.4 ft | 2,050 | 2016 |
| S199-s101 Connectr over U.s. 101 (@ Pm R30.81) | Good | 366.1 ft | 1,800 | 1971 |
| Railroad AVE over U.s. Highway 101 | Good | 379.9 ft | 1,350 | 1971 |
| State Route 169 over Terwer Creek | Good | 202.1 ft | 930 | 2006 |
| South Fork Road over South Fork Smith River | Good | 231.0 ft | 568 | 2017 |
| South Fork Road over Boulder Creek | Good | 105.0 ft | 344 | 2009 |
| South Fork Road over South Fork Smith River | Good | 445.5 ft | 334 | 1981 |
| South Fork Road over Rock Creek | Good | 115.8 ft | 334 | 2009 |
| South Fork Road over South Fork Smith River | Good | 470.1 ft | 334 | 2014 |
| South Fork Road over Hurdygurdy Creek | Good | 190.0 ft | 300 | 2014 |
| Rowdy Creek Road over Rowdy Creek | Good | 82.7 ft | 145 | 1962 |
| Douglas Park Road over Sheep Pen Creek | Good | 40.0 ft | 140 | 1975 |
| Big Flat Road 405 over Hurdygurdy Creek | Good | 139.1 ft | 100 | 2018 |
| Minot Creek Road over Mynot Creek | Good | 39.4 ft | 85 | 2005 |
| Patricks Creek RD over Shelly Creek | Good | 64.0 ft | 50 | 1976 |
| No Data Entered over No Data Entered | Good | 247.0 ft | 50 | 1963 |
| No Data Entered over Middle Fork Smith River | Good | 104.0 ft | 50 | 1954 |
| Crazy Peak Road over Dunn Creek | Good | 59.1 ft | 12 | 1988 |
| County Road 305 over North Fork Smith River | Good | 153.9 ft | 10 | 1981 |
| Hamilton Road over Powderhouse Creek | Good | 72.2 ft | 10 | 2019 |