| I-5 over Orchard Dr/squalicum CR | 1958 | 39,925 | Fair |
| I-5 over Orchard Dr/squalicum CR | 1958 | 39,925 | Fair |
| I-5 over Meador Ave | 1957 | 38,169 | Fair |
| I-5 over Meador Ave | 1957 | 38,169 | Fair |
| I-5 over Iowa St | 1957 | 33,565 | Fair |
| I-5 over Kentucky St | 1958 | 33,565 | Good |
| I-5 over Whatcom Creek | 1957 | 33,565 | Fair |
| I-5 over Whatcom Creek | 1957 | 33,565 | Fair |
| I-5 over Lakeway Drive | 1958 | 32,863 | Fair |
| I-5 over Lakeway Drive | 1958 | 32,863 | Fair |
| SR 542 (sunset Dr) over I-5 | 1996 | 31,813 | Good |
| I-5 over Northwest Ave | 1958 | 26,759 | Fair |
| I-5 over Northwest Ave | 1958 | 26,759 | Fair |
| I-5 over Transmt. Oil Pipeline | 1972 | 26,177 | Good |
| I-5 over SR 539 | 1958 | 26,088 | Fair |
| I-5 over SR 539 Meridian St | 1958 | 26,088 | Fair |
| I-5 over Nooksack River | 1955 | 25,301 | Fair |
| I-5 over Nooksack River | 1971 | 25,301 | Fair |
| I-5 over Padden Creek | 2021 | 24,069 | Good |
| I-5 over Padden Creek | 2021 | 24,069 | Good |
| I-5 over Nulle Rd | 1964 | 23,887 | Good |
| I-5 over Nulle Rd | 1963 | 23,887 | Good |
| Bakerview Rd over I-5 | 1975 | 22,813 | Good |
| I-5 over SR 11 (connelly Ave) | 1962 | 22,194 | Good |
| I-5 over SR 11 (connelly Ave) | 1962 | 22,194 | Fair |
| Main Street over I-5 | 1968 | 21,793 | Good |
| Main Street over Nooksack River | 1950 | 21,350 | Fair |
| SR 539 over Four Mile Creek | 2008 | 19,679 | Good |
| SR 539 over Ten Mile Creek | 2008 | 19,679 | Good |
| I-5 over Portal Way | 1963 | 18,530 | Fair |
| I-5 over Portal Way | 1963 | 18,530 | Fair |
| Alabama St over I-5 | 1958 | 17,997 | Fair |
| SR 539 over Nooksack R Overflow | 2009 | 15,862 | Good |
| SR 539 over Nooksack R Overflow | 2009 | 15,862 | Good |
| Slater Rd over Jordan Creek | 2017 | 15,000 | Good |
| SR 11 over Padden Creek | 2021 | 14,626 | Good |
| SR 11 over Padden Creek | 2013 | 13,763 | Good |
| SR 539 over Duffner Ditch | 2023 | 13,480 | Good |
| Slater Rd over Nooksack River | 1957 | 12,802 | Fair |
| SR 542 over Squalicum Creek | 2023 | 12,774 | Good |
| Woburn Street over Whatcom Creek | 1989 | 11,900 | Fair |
| Slater Rd over I-5 | 1972 | 11,783 | Fair |
| James Street over Squalicum Creek | 2015 | 11,500 | Good |
| Slater Rd over Red River | 1900 | 11,365 | Fair |
| SR 542 over Nooksack River | 1999 | 11,291 | Good |
| SR 542 over Overflow Channel | 1999 | 11,291 | Good |
| Hannegan Rd over Ten Mile Creek | 2018 | 11,198 | Good |
| SR 11 over Padden Creek | 1932 | 10,799 | Fair |
| Northwest Avenue over Squallicum Wy Crk Cmstp& | 1971 | 10,700 | Fair |
| Birch Bay-lynden R over I-5 | 1961 | 10,381 | Fair |
| State St Ellis St over Whatcom Creek | 2022 | 10,360 | Good |
| SR 544 over Nooksack R Overflow | 1994 | 10,205 | Poor |
| SR 544 over Nooksack River | 1994 | 10,205 | Good |
| SR 542 over Overflow Channel No 2 | 1948 | 10,027 | Poor |
| Hannegan Rd over Four Mile Creek | 1954 | 9,411 | Good |
| Hannegan Rd over Nooksack River | 1934 | 9,332 | Fair |
| SR 542 over Mccauley CR | 1948 | 9,227 | Good |
| SR 542 over Smith Creek | 1948 | 9,227 | Good |
| SR 542 over Smith Creek | 1948 | 9,227 | Good |
| Hannegan Rd over Scott Ditch | 2009 | 9,000 | Good |
| I-5 over Dakota CR & West Rd | 1961 | 8,738 | Fair |
| I-5 over Dakota CR & West Rd | 1961 | 8,738 | Fair |
| SR 548/GRANDVIEW over I-5 | 1962 | 8,734 | Fair |
| Dupont Prospect St over Whatcom Creek | 1920 | 8,700 | Fair |
| Holly Street over Whatcom Creek | 1922 | 8,700 | Fair |
| Electric Avenue over Whatcom Creek | 1959 | 8,500 | Poor |
| SR 542 over Mccauley Creek | 1948 | 8,427 | Good |
| Birch Bay Lynden over Bertrand CR | 1949 | 8,369 | Fair |
| SR 542 over Anderson Creek | 2015 | 8,272 | Good |
| NB SR 539 over Wiser Lake | 2009 | 8,009 | Good |
| SB SR 539 over Wiser Lake | 1947 | 8,009 | Good |
| Cornwall Avenue over Whatcom Creek | 1968 | 8,000 | Fair |
| NB SR 539 over Nooksack R | 1950 | 7,931 | Poor |
| NB SR 539 over Nooksack R Overflow | 1950 | 7,931 | Good |
| NB SR 539 over Nooksack R Overflow | 1950 | 7,931 | Fair |
| SB SR 539 over Nooksack R Overflow | 2009 | 7,931 | Good |
| SB SR 539 over Nooksack R Overflow | 2009 | 7,931 | Good |
| SR 539 over Fishtrap Creek | 2008 | 7,931 | Good |
| SR 539 over Nooksack River | 2009 | 7,931 | Good |
| Ellis St Ext over Whatcom Crk | 1981 | 7,900 | Fair |
| Roeder Ave over Whatcom Creek/waterway | 1995 | 7,800 | Fair |
| SR 548 over Dakota Creek | 1930 | 7,776 | Fair |
| Marine Dr over Access Rd Creek Old RR | 1933 | 7,694 | Poor |
| Roeder Ave over BNSF RR | 1988 | 7,500 | Fair |
| Roeder Avenue over Squallicum Creek | 1962 | 7,200 | Fair |
| Kok Road over Fish Trap Creek | 2012 | 6,791 | Good |
| Thornton Street over BNSF Railway | 2023 | 6,561 | Good |
| D Street over SR 543 Northbound | 2007 | 6,423 | Good |
| D Street over SR 543 Southbound | 2007 | 6,423 | Good |
| Eldridge Avenue over Squallicum Crk-cmstp&p R | 1937 | 6,400 | Fair |
| Marine Dr over BNSF RR | 1940 | 6,344 | Poor |
| Birchwood Ave. over Bug Lake Overflow | 1987 | 6,200 | Fair |
| Squalicum Pkwy over Squalicum CR | 2020 | 6,200 | Good |
| Depot Rd over Fishtrap CR | 1992 | 6,187 | Good |
| Front Street over Fishtrap Creek | 1947 | 6,187 | Fair |
| Main St over Pepin Creek | 2022 | 6,100 | Good |
| Main Street over Fishtrap Creek | 2014 | 6,039 | Good |
| Chestnut St-bay St over Burlington Northern | 1930 | 6,000 | Fair |
| Drayton Harbor Rd over California CR | 1933 | 5,920 | Fair |
| Haxton Wy over Red River | 1920 | 5,592 | Fair |
| Lake Whatcom Blvd over Austin Creek | 2004 | 5,495 | Good |
| Bender Rd over Fish Trap CR | 1992 | 5,445 | Good |
| SR 543 over I-5 | 1971 | 5,422 | Good |
| SR 542 over Bell Creek | 1951 | 5,312 | Poor |
| SR 542 over Coal Creek | 1946 | 5,312 | Fair |
| SR 542 over Kendall Creek | 1964 | 5,312 | Fair |
| SR 542 over Nooksack Tributary | 2010 | 5,312 | Good |
| SR 548 over Terrell Creek | 2011 | 5,174 | Good |
| Mitchell Ave over I-5 | 1963 | 5,000 | Good |
| SR 9 over Johnson Creek | 1961 | 4,919 | Fair |
| Northwest Dr over Ten Mile CR | 1935 | 4,900 | Fair |
| Smith Rd over I-5 | 1972 | 4,737 | Good |
| SR 546 over Johnson Creek | 1961 | 4,714 | Good |
| I-5 Off Ramp over SR 539 Creek | 1988 | 4,546 | Fair |
| Squallicum Way over Squallicum Creek | 1970 | 4,200 | Fair |
| Squallicum Way over Squallicum Creek | 1970 | 4,200 | Fair |
| Squallicum Way over Squallicum Creek | 1970 | 4,200 | Fair |
| Smith Rd E over Anderson Creek | 2005 | 4,147 | Fair |
| SR 9 over N Fk Nooksack River | 1954 | 4,066 | Fair |
| Marine Dr over Marietta Slough | 1978 | 4,009 | Good |
| Fraser Street over Cemetery Creek | 2000 | 4,000 | Good |
| Commercial/young over Whatcom Creek | 1957 | 3,900 | Fair |
| Marine Dr over Nooksack River | 1936 | 3,900 | Fair |
| SR 548 over California CR | 1924 | 3,810 | Fair |
| Marine Dr over Portage Slough | 1997 | 3,741 | Good |
| SR 9 over Overflow Channel | 1945 | 3,728 | Good |
| SR 9 over Smith Creek | 1946 | 3,728 | Good |
| Meador Avenue over Whatcom Creek | 1936 | 3,700 | Poor |
| SR 9 over Black Slough | 1952 | 3,517 | Good |
| SR 9 over Black Slough | 1900 | 3,517 | Good |
| SR 9 over Creek | 1952 | 3,517 | Fair |
| SR 9 over Slough | 1952 | 3,517 | Fair |
| SR 9 over Tawes Creek | 2019 | 3,517 | Good |
| E. Bakerview Road over Squalicum Creek | 1935 | 3,500 | Fair |
| Samish Way over I-5 | 2000 | 3,500 | Good |
| Samish Way over I-5 | 1962 | 3,304 | Fair |
| Cornwall Avenue over Burlington Northern | 1964 | 3,100 | Fair |
| SR 542 over High Creek | 2016 | 3,035 | Good |
| Portal Way over I-5 | 1961 | 3,000 | Good |
| Badger Rd W over Bertrand CR | 2019 | 2,988 | Good |
| SR 9 over Drainage Channel | 1945 | 2,967 | Good |
| Grand Avenue over Whatcom Creek | 1949 | 2,800 | Fair |
| SR 9 over Lake Whatcom Ry | 1989 | 2,617 | Good |
| SR 9 over S Fk Nooksack River | 1987 | 2,617 | Good |
| N 14TH Street over Fishtrap Creek | 2009 | 2,592 | Good |
| City St to I-5 NB over I-5 | 1976 | 2,540 | Good |
| Aaron Drive over Fishtrap Creek | 1999 | 2,536 | Good |
| Hampton Rd over Kamm Slough | 2010 | 2,400 | Fair |
| South Pass Rd over Swift CR | 1935 | 2,340 | Fair |
| I-5 over SR 548 (d St) | 1963 | 2,280 | Good |
| I-5 over SR 548 (d St) | 1963 | 2,280 | Good |
| NB I-5 over Inspection Lanes/bldgs | 2009 | 2,280 | Good |
| I-5 over N-w Ramp I-5 | 1962 | 2,244 | Good |
| Alderson Rd over Terrell Creek | 1987 | 2,184 | Fair |
| 17th Ave. over Double Ditch Creek | 2009 | 2,142 | Good |
| SR 542 over Maple Creek | 1900 | 1,985 | Fair |
| H St over I-5 | 1962 | 1,984 | Good |
| SR 542 over Boulder CR | 2007 | 1,951 | Good |
| SR 542 over Cornell Creek | 1931 | 1,951 | Poor |
| SR 542 over Hedrick Creek | 2017 | 1,951 | Good |
| SR 542 over N Fk Nooksack R Warnick | 1931 | 1,951 | Fair |
| SR 20 over Thornton Creek | 1980 | 1,930 | Good |
| SR 542 over Gallup Creek | 2010 | 1,916 | Good |
| SR 547 over Sumas River | 1952 | 1,915 | Good |
| Hughes Ave over I-5 | 1963 | 1,883 | Good |
| Lake Whatcom Blvd over Unnamed Creek | 2006 | 1,880 | Fair |
| Loomis Trail Rd over Bertrand CR | 1938 | 1,839 | Fair |
| SR 20 over Goodell Creek | 1972 | 1,696 | Fair |
| SR 20 over Gorge Creek | 1955 | 1,696 | Fair |
| SR 20 over Half Br Sta 155 | 1900 | 1,696 | Fair |
| SR 20 over Half Br Sta 163 | 1962 | 1,696 | Fair |
| Ferndale Rd over Slough | 1979 | 1,643 | Good |
| Rathbone Rd over Bertrand Creek | 1950 | 1,522 | Good |
| SR 547 over Saar Creek | 1970 | 1,522 | Poor |
| Delta Line Rd over Dakota CR | 1965 | 1,500 | Fair |
| Loomis Trail Rd over I-5 | 1963 | 1,500 | Good |
| Loomis Trail Rd over South Fork Dakota CR | 1950 | 1,500 | Good |
| SR 20 over Skagit R | 1960 | 1,470 | Good |
| Goodwin Rd over Swift CR | 1934 | 1,443 | Fair |
| SR 20 over Colonial Creek | 1961 | 1,322 | Good |
| SR 20 over Horsetail Creek | 1968 | 1,322 | Good |
| SR 20 over Thunder Arm Bay | 1961 | 1,322 | Fair |
| Barrett Rd over Barrett Creek | 1969 | 1,316 | Fair |
| Gooseberry Spur over Hale Passage | 1950 | 1,300 | Fair |
| Gooseberry Spur over Hale Passage | 1950 | 1,300 | Fair |
| Gooseberry Spur over Hale Passage | 1978 | 1,300 | Fair |
| Gooseberry Spur over Hale Passage | 1978 | 1,300 | Fair |
| SR 542 over Chain UP Creek | 2010 | 1,283 | Poor |
| SR 542 over Coal Creek | 1971 | 1,283 | Good |
| SR 542 over Fossil Creek | 1934 | 1,283 | Poor |
| SR 542 over Glacier Creek | 1956 | 1,283 | Poor |
| SR 542 over N Fork Nooksack River | 1963 | 1,283 | Good |
| SR 542 over Slide Area | 1938 | 1,283 | Fair |
| SR 542 over Slide Area | 1994 | 1,283 | Good |
| Breckinridge Rd over Sumas River | 1954 | 1,274 | Fair |
| Telegraph Rd N over Sumas River | 1943 | 1,272 | Fair |
| H Street Rd over Bertrand CR. | 1995 | 1,248 | Fair |
| Aldrich Rd over Ten Mile CR. | 1924 | 1,192 | Fair |
| SR 20 over Lillian CR | 1971 | 1,173 | Fair |
| SR 20 over Panther CR | 1972 | 1,173 | Fair |
| Custer School Rd over I-5 Ramp | 1962 | 1,166 | Good |
| Portal Wy over Dakota CR | 1928 | 1,149 | Fair |
| Sunrise Rd over Dakota CR | 2005 | 1,149 | Good |
| Sunrise Rd over S Fork Dakota CR | 2005 | 1,149 | Good |
| N 17TH Street over Fishtrap Creek | 1975 | 1,140 | Fair |
| Telegraph Rd N over Sumas River | 1953 | 1,120 | Fair |
| Goshen Rd over Anderson CR | 1973 | 1,114 | Poor |
| Deming Rd over Smith Creek Overflow | 1946 | 1,112 | Fair |
| Jackson Rd over Terrell CR | 1975 | 1,037 | Poor |
| Valley View Rd over Dakota CR | 1934 | 1,033 | Fair |
| Van Buren Rd over Johnson CR | 1950 | 1,031 | Fair |
| Northshore Rd over Smith Creek | 1989 | 1,010 | Good |
| Laurel Rd W over Ten Mile CR | 1933 | 961 | Good |
| Lake Samish Dr N over Lake Samish | 1953 | 955 | Poor |
| Kickerville Rd over California CR | 1956 | 951 | Good |
| Sumas Ave over Johnson CR | 1970 | 926 | Fair |
| Baker Lk Rd over Rocky CR | 1956 | 917 | Fair |
| Baker Lk Rd over Sandy CR | 1957 | 916 | Fair |
| Baker Lk Rd over Sulphur CR | 2010 | 916 | Good |
| Jackson Rd over Terrell Creek | 2003 | 897 | Fair |
| Old Guide Rd over Ten Mile CR | 1933 | 887 | Good |
| South Pass Rd over Saar Creek | 2016 | 867 | Good |
| Nulle Rd over Friday CR | 1934 | 851 | Fair |
| SR 20 over Sidehill | 1962 | 848 | Good |
| Custer School Rd over Dakota CR | 1950 | 844 | Fair |
| Custer School Rd over Dakota CR Trib | 1954 | 843 | Fair |
| Ten Mile Rd over Ten Mile CR | 1947 | 841 | Fair |
| Ten Mile Rd over Ten Mile CR Trib | 1900 | 841 | Fair |
| Valley View Rd over Haynie CR | 1956 | 820 | Fair |
| Mosquito Lk Rd over Hutchinson CR | 2005 | 818 | Good |
| Delta Line Rd over Dakota CR | 1950 | 808 | Fair |
| Mosquito Lk Rd over North Fork | 1930 | 800 | Fair |
| Garrison Rd over Johnson CR | 1945 | 798 | Good |
| Stein Rd over Dakota Creek | 2000 | 720 | Good |
| Pangborn Rd over Fish Trap CR | 1954 | 700 | Fair |
| SR 542 over N Fork Nooksack River | 1957 | 649 | Fair |
| Noon Rd over Ten Mile Creek | 2012 | 645 | Good |
| Bruce Rd over California CR | 1923 | 643 | Good |
| SR 542 over Bagley Creek | 1946 | 636 | Poor |
| SR 542 over Galena Creek | 1945 | 636 | Good |
| SR 542 over Razorhone Creek | 1946 | 636 | Good |
| SR 542 over Galena Creek | 1946 | 623 | Fair |
| SR 542 over Razorhone Creek | 1945 | 623 | Good |
| Loomis Trail Rd over Dakota CR | 2006 | 604 | Good |
| Brentwood Dr over Nooksack Slough | 2023 | 600 | Good |
| Old Samish Hwy over Chuckanut Creek | 1960 | 600 | Fair |
| Potter Rd over Slough | 1934 | 575 | Fair |
| W. Front St. over Johnson CR | 1962 | 575 | Fair |
| Potter Rd over South Fork Nooksack | 2015 | 557 | Good |
| South Bay Dr over Brannian Creek | 2008 | 542 | Good |
| Rock Rd over Saar CR | 1966 | 524 | Fair |
| Valencia Street over Whatcom Creek | 2000 | 500 | Good |
| Kelly Rd over Anderson CR | 1939 | 450 | Good |
| Hemmi Rd W over Ten Mile CR | 1986 | 441 | Good |
| Mosquito Lk Rd over Canyon CR | 1937 | 418 | Fair |
| Mosquito Lk Rd over Hutchinson CR | 1945 | 389 | Fair |
| Road over Boulder Creek | 1993 | 382 | Good |
| Road over Little Sandy Creek | 1964 | 382 | Good |
| Road over Park Creek | 1981 | 382 | Good |
| Ten Mile Rd over Ten Mile CR | 1934 | 372 | Fair |
| Valley View Rd over California CR | 1949 | 365 | Fair |
| Turkington Rd over Jones CR | 1951 | 338 | Fair |
| Mosquito Lk Rd over Johnson CR | 2004 | 337 | Good |
| Massey Rd over Sumas River | 1950 | 326 | Fair |
| Stein Rd over Dakota CR Trib | 1906 | 323 | Fair |
| Northwood Rd over Fish Trap CR | 1950 | 300 | Good |
| Alm Rd over Sumas River | 1947 | 291 | Fair |
| Hillaire Rd over Red River | 1997 | 284 | Good |
| Gillies Rd over Sumas River | 1932 | 280 | Fair |
| Giles Rd over Dakota CR | 1995 | 275 | Fair |
| Lindsay Rd over Sumas River | 1956 | 267 | Fair |
| Lindsay Rd over Sumas River | 1997 | 267 | Good |
| Gillies Rd over Sumas River | 1947 | 263 | Fair |
| Lindsay Rd over Sumas River | 1993 | 263 | Good |
| North Pass Rd over Sumas River | 1949 | 260 | Fair |
| Saxon Rd over Skookum CR | 1980 | 256 | Fair |
| Saxon Rd over South Fork Nooksack | 1998 | 256 | Fair |
| Garrison Rd over Sumas River | 1935 | 252 | Fair |
| Hillside Rd over Sigitowitz Creek | 1950 | 250 | Fair |
| Clearbrook Rd over Johnson Creek | 2010 | 240 | Good |
| Oat Coles Rd over Swift CR | 2017 | 223 | Good |
| Jones Rd over Sumas River | 1917 | 220 | Fair |
| Jones Rd over Saar CR | 1946 | 206 | Fair |
| Road over Swift Creek | 1981 | 203 | Fair |
| Newhalem Campgroun over Skagit River | 1958 | 200 | Fair |
| Assink Rd over Fishtrap CR | 1949 | 195 | Fair |
| Hillside Rd over Falls Creek | 1969 | 194 | Fair |
| Arnie Rd over California CR | 2004 | 190 | Fair |
| Behme Rd over Dakota CR | 1930 | 189 | Fair |
| Mosquito Lk Rd over Porter Creek | 1936 | 162 | Fair |
| Wickersham Rd over Np RR | 1955 | 159 | Good |
| Wickersham Rd over Samish River | 1998 | 159 | Good |
| Baker Lake Road over Shannon Creek | 2004 | 150 | Good |
| Jones Rd over Sleasman Slough | 1935 | 150 | Fair |
| Roberts Rd over Anderson CR | 2019 | 150 | Good |
| River Rd over Fish Trap Creek | 2004 | 140 | Good |
| Park Entrance Road over Terrell Creek | 1963 | 135 | Fair |
| Flynn Rd over Fishtrap CR | 1988 | 125 | Fair |
| Frost Rd over Saar Creek | 2004 | 118 | Good |
| Mosquito Lk Rd over Middle Fork | 1915 | 117 | Fair |
| Innis Creek Rd over Innis Creek | 2007 | 110 | Good |
| Innis Creek Rd over Samish River | 1999 | 106 | Fair |
| Mack Rd over Sumas River | 1932 | 106 | Fair |
| 33RD Street over Padden Creek | 2022 | 100 | Good |
| Turkington Rd over Mccarty CR | 1975 | 100 | Fair |
| Road over N. Fork Nooksack River | 1957 | 84 | Fair |
| Road over Sulphur CR | 1954 | 81 | Fair |
| Martin Rd over Anderson CR | 1958 | 80 | Poor |
| Nelson Rd over Black Slough | 1934 | 80 | Fair |
| Road over Swamp Creek | 1984 | 80 | Good |
| Rd. 31. Mp 7.1 over Kidney Creek | 1953 | 73 | Fair |
| Bylsma Rd over Drainage Ditch | 1951 | 72 | Fair |
| Shady Ln over Silver Creek | 1953 | 70 | Fair |
| Chasteen Rd over Ten Mile CR | 1946 | 68 | Fair |
| Road over Glacier Creek | 1966 | 64 | Fair |
| Road over Thompson Creek | 1966 | 64 | Poor |
| Cornell Creek Rd over Hendricks Creek | 1967 | 62 | Fair |
| Putnam Rd over Smith CR | 1958 | 56 | Fair |
| Lind Rd over Smith CR | 1955 | 50 | Fair |
| No Data Entered over Anderson Creek | 2014 | 50 | Good |
| No Data Entered over Beaver Creek | 2010 | 50 | Good |
| No Data Entered over Beaver Creek Trib. | 2003 | 50 | Good |
| No Data Entered over Beaver Creek Trib. | 2003 | 50 | Good |
| No Data Entered over Beaver Creek Trib. | 2003 | 50 | Fair |
| No Data Entered over Canyon Creek | 2007 | 50 | Good |
| Road #31 over Canyon Creek | 1996 | 50 | Good |
| Road over Anderson Creek | 2007 | 50 | Fair |
| Road over Bagley Creek | 2007 | 50 | Fair |
| Road over Clearwater Creek | 1968 | 50 | Fair |
| Road over Morovitz Creek | 2009 | 50 | Fair |
| Road over Rankin Creek | 2006 | 50 | Good |
| Road over Slate Creek | 2007 | 50 | Fair |
| Salakanum Wy over Anderson Creek | 1954 | 50 | Poor |
| Road over Bar Creek | 1960 | 42 | Fair |
| Flannegan Rd over Johnson CR | 1955 | 40 | Fair |
| Road over Park Creek | 1955 | 35 | Fair |
| Road over Rocky CR | 1959 | 30 | Fair |
| Road over Sulphur CR | 1954 | 30 | Good |
| Road over Warm Creek | 1968 | 25 | Fair |
| 19TH St over Chuckanut Creek | 2021 | 20 | Good |
| Canyon Creek #31 over No Name Creek | 1996 | 20 | Good |
| Road #39 over Falls Creek | 1996 | 20 | Good |
| Road #39 over Grouse Creek | 1996 | 20 | Good |
| Coal Creek Rd over Gallop Creek | 1952 | 18 | Fair |
| Coal Creek Rd over Deep CR | 2000 | 15 | Fair |
| Road over Thompson Creek | 1985 | 15 | Good |
| Bridge Wy over California CR | 1922 | 12 | Fair |
| Road over Wallace Creek | 2002 | 12 | Fair |
| Alaska Ferry over Belligham Bay | 1989 | 10 | Good |
| Heron Ln over Johnson CR | 1944 | 10 | Good |
| Nooksack Rd over Johnson CR | 1996 | 10 | Good |
| Road # 3160 over Canyon Creek | 1985 | 10 | Good |
| Robinson Street over Nooksack Slough | 1960 | 10 | Fair |
| Lenhart Rd over Saar Creek | 1953 | 8 | Fair |
| Road over Thompson Creek | 2003 | 2 | Good |