Pacific County, Washington bridges
Pacific County has 120 bridges and culverts in the National Bridge Inventory, the oldest built in 1916. 9 (8%) are rated poor. The most common type is stringer/multi-beam or girder (43%).
- Bridges
- 120
- Good
- 57%
- Fair
- 36%
- Poor
- 8%
- 9 bridges
- Average age
- 50.5 yrs
- Posted or closed
- 16
Map of bridges in Pacific County
Green good, amber fair, red poor. Click a marker for details.Search bridges in Pacific County
Type at least two characters, or pick a condition or type, to search every bridge in the county.
Condition
Good57%(68)
Fair36%(43)
Poor8%(9)
When they were built
Busiest
- US 101 over Columbia RPoor23,300 vehicles/day
- US 101 over Columbia RFair22,526 vehicles/day
- US 101 over S Fk Willapa RiverPoor10,253 vehicles/day
- US 101 over N Fk WillapaFair8,151 vehicles/day
- US 101 over Skidmore SloughGood8,012 vehicles/day
Longest
- US 101 over Columbia RPoor11,200 ft
- US 101 over Columbia RFair6,651 ft
- US 101 over Columbia R MeglerFair3,677 ft
- US 101 over Naselle RiverFair1,938 ft
- US 101 over Niawiakum RiverFair1,375 ft
Oldest
- Heckard Road over SloughFairBuilt 1916
- Elk Prairie Road over Fern CreekFairBuilt 1916
- SR 6 over Half Moon CreekFairBuilt 1917
- Stauffer Road over Green CreekFairBuilt 1917
- Lebam Road over Willapa RiverFairBuilt 1917
All bridges in Pacific County
Busiest first · showing 1–120 of 120| Bridge | Location | Built | Type | Length | Daily traffic | Condition |
|---|---|---|---|---|---|---|
| US 101 over Columbia R No. 0007666C0000000 | 3.37 S Oregon Line | 1966 | Stringer/Multi-beam or Girder | 11,200 ft | 23,300 | Poor |
| US 101 over Columbia R No. 0007666D0000000 | 0.96 S Oregon Line | 1966 | Truss - Thru | 6,651 ft | 22,526 | Fair |
| US 101 over S Fk Willapa River No. 0007868A0000000 | 29.4 N JCT SR 4 | 1966 | Stringer/Multi-beam or Girder | 600 ft | 10,253 | Poor |
| US 101 over N Fk Willapa No. 0013872A0000000 | 0.7 N JCT SR 6 | 1992 | Stringer/Multi-beam or Girder | 898 ft | 8,151 | Fair |
| US 101 over Skidmore Slough No. 0011758A0000000 | 26.9 N JCT SR 4 | 1980 | Stringer/Multi-beam or Girder | 212 ft | 8,012 | Good |
| US 101 over Chinook R No. 0001074A0000000 | 6.6 N JCT SR 401 | 1927 | Culvert | 28 ft | 7,256 | Fair |
| US 101 over Wallicut River No. 0011396A0000000 | 8.7 N JCT SR 401 | 1979 | Tee Beam | 140 ft | 7,256 | Good |
| US 101 over Half Bridge No. 0007380A0000000 | 25.4 N JCT SR 4 | 1963 | Slab | 310 ft | 6,961 | Fair |
| US 101 over Columbia R Megler No. 0007666A0000000 | Oregon Line | 1965 | Stringer/Multi-beam or Girder | 149 ft | 6,800 | Good |
| US 101 over Columbia R Megler No. 0007666B0000000 | 3.65 S Oregon Line | 1966 | Truss - Thru | 3,677 ft | 6,800 | Fair |
| US 101 over Wallicut River No. 0011396B0000000 | 1.9 N JCT SR 103 | 1979 | Stringer/Multi-beam or Girder | 58 ft | 6,144 | Good |
| US 101 over Smith Creek No. 0001331A0000000 | 4.3 N JCT SR 105 | 1929 | Tee Beam | 115 ft | 4,478 | Fair |
| US 101 over Elkhorn CR No. 0001331B0000000 | 5.7 N JCT SR 105 | 1929 | Tee Beam | 98 ft | 4,478 | Fair |
| US 101 over Potters Sl No. 0009868C0000000 | 23.6 N JCT SR 4 | 1975 | Slab | 142 ft | 3,753 | Good |
| US 101 over Stuart Sl No. 0009868A0000000 | 20.9 N JCT SR 4 | 1975 | Slab | 67 ft | 3,501 | Good |
| US 101 over Carruthers Sl No. 0009868B0000000 | 21.4 N JCT SR 4 | 1975 | Slab | 67 ft | 3,501 | Good |
| US 101 over Bone River No. 0018292A0000000 | 16.3 N JCT SR 4 | 2013 | Stringer/Multi-beam or Girder | 334 ft | 3,501 | Good |
| US 101 over Palix River No. 0013639A0000000 | 13.6 N JCT SR 4 | 1991 | Stringer/Multi-beam or Girder | 990 ft | 3,145 | Fair |
| US 101 over Niawiakum River No. 0013743A0000000 | 14.8 N JCT SR 4 | 1991 | Stringer/Multi-beam or Girder | 1,375 ft | 3,145 | Fair |
| SR 6 over Creek No. 0003251A0000000 | 2.5 E JCT US 101 | 1947 | Slab | 231 ft | 2,879 | Poor |
| SR 401 over Naselle R No. 0004271A0000000 | 11.4 N JCT US 101 | 1953 | Tee Beam | 222 ft | 2,839 | Good |
| SR 401 over Naselle River Overflow No. 0007360A0000000 | 11.6 N JCT US 101 | 1964 | Slab | 200 ft | 2,839 | Poor |
| SR 401 over Naselle R Overflow No. 0007360B0000000 | 12.0 N JCT US 101 | 1964 | Slab | 101 ft | 2,839 | Good |
| US 101 over South Nemah River No. 000000MB0000000 | 1.7 N JCT SR 4 | 1951 | Stringer/Multi-beam or Girder | 40 ft | 2,815 | Fair |
| US 101 over South Nemah River No. 000000NB0000000 | 3.6 N JCT SR 4 | 1957 | Stringer/Multi-beam or Girder | 48 ft | 2,815 | Fair |
| US 101 over Jorgenson Slough No. 0002539B0000000 | 5.5 N JCT SR 4 | 1939 | Slab | 70 ft | 2,815 | Fair |
| US 101 over Tide Slough No. 0002539D0000000 | 6.7 N JCT SR 4 | 1939 | Slab | 138 ft | 2,815 | Fair |
| US 101 over North Nemah River No. 0014001A0000000 | 6.3 N JCT SR 4 | 1992 | Stringer/Multi-beam or Girder | 532 ft | 2,815 | Good |
| US 101 over Middle Nemah River No. 0018344A0000000 | 5.0 N JCT SR 4 | 2014 | Stringer/Multi-beam or Girder | 127 ft | 2,815 | Good |
| SR 401 over Bean CR No. 0005871A0000000 | 6.9 N JCT US 101 | 1958 | Slab | 103 ft | 2,770 | Fair |
| SR 6 over Willapa River No. 0018464A0000000 | 7.0 E JCT US 101 | 2014 | Stringer/Multi-beam or Girder | 275 ft | 2,737 | Good |
| SR 401 over Davis Creek No. 0005871B0000000 | 9.6 N JCT US 101 | 1958 | Slab | 77 ft | 2,439 | Good |
| SR 4 over Naselle River No. 0013040A0000000 | 1.3 E JCT SR 401 | 1987 | Stringer/Multi-beam or Girder | 201 ft | 2,183 | Good |
| SR 4 over Salmon Creek No. 0013040B0000000 | 2.4 E JCT SR 401 | 1986 | Stringer/Multi-beam or Girder | 110 ft | 2,183 | Good |
| SR 4 over Petes Creek No. 002005030000000 | 3.1 E JCT US 101 | 2015 | Culvert | 22 ft | 2,174 | Good |
| US 101 over Wallacut River No. 0011396C0000000 | 2.6 N JCT SR 103 | 1979 | Stringer/Multi-beam or Girder | 58 ft | 1,981 | Good |
| US 101 over Greenhead Slough No. 0001856A0000000 | 7.0 N JCT SR 103 | 1934 | Stringer/Multi-beam or Girder | 534 ft | 1,911 | Poor |
| US 101 over Teal Slough No. 0001856B0000000 | 12.2 N JCT SR 103 | 1934 | Stringer/Multi-beam or Girder | 287 ft | 1,911 | Poor |
| US 101 over Bear River No. 0005195A0000000 | 5.2 N JCT SR 103 | 1956 | Slab | 212 ft | 1,911 | Fair |
| US 101 over Naselle River No. 0012641A0000000 | 12.9 N JCT SR 103 | 1985 | Stringer/Multi-beam or Girder | 1,938 ft | 1,911 | Fair |
| SR 6 over Trap Creek No. 0002340A0000000 | 11.3 E JCT US 101 | 1918 | Arch - Deck | 112 ft | 1,825 | Good |
| SR 6 over Fork Creek No. 0002340B0000000 | 12.2 E JCT US 101 | 1918 | Arch - Deck | 75 ft | 1,825 | Good |
| SR 6 over Willapa River No. 0004552A0000000 | 9.4 E JCT US 101 | 1953 | Box Beam or Girders - Multiple | 200 ft | 1,825 | Good |
| SR 6 over ST Parks Trail (pluvius) No. 0000607A0000000 | 21.8 E JCT US 101 | 1922 | Tee Beam | 161 ft | 1,600 | Fair |
| SR 6 over Rock Creek No. 0001229A0000000 | 23.2 E JCT US 101 | 1928 | Tee Beam | 41 ft | 1,600 | Fair |
| SR 6 over Half Moon Creek No. 0002340C0000000 | 14.6 E JCT US 101 | 1917 | Arch - Deck | 60 ft | 1,600 | Fair |
| SR 6 over Willapa Hills Trail No. 0003775A0000000 | 19.9 E JCT US 101 | 1950 | Tee Beam | 143 ft | 1,600 | Good |
| SR 6 over Willapa River No. 0005493A0000000 | 14.0 E JCT US 101 | 1957 | Tee Beam | 142 ft | 1,600 | Good |
| SR 6 over Fern Creek No. 0007013A0000000 | 16.8 E JCT US 101 | 1962 | Slab | 107 ft | 1,600 | Good |
| SR 6 over Salmon Creek No. 0019414A0000000 | 22.6 E JCT US 101 | 2019 | Culvert | 24 ft | 1,600 | Good |
| SR 105 over Slough No. 0006057A0000000 | 7.6 N JCT US 101 | 1958 | Culvert | 20 ft | 1,099 | Fair |
| SR 105 over Norris Slough No. 0017984A0000000 | 16.5 N JCT US 101 | 2011 | Stringer/Multi-beam or Girder | 87 ft | 1,099 | Good |
| SR 105 over Smith Creek No. 0018345A0000000 | 10.1 N JCT US 101 | 2013 | Stringer/Multi-beam or Girder | 320 ft | 1,099 | Good |
| SR 105 over North River No. 0018345B0000000 | 10.5 N JCT US 101 | 2014 | Stringer/Multi-beam or Girder | 600 ft | 1,099 | Good |
| SR 105 over Drainage No. 002002730000000 | 16.2 N JCT US 101 | 1959 | Culvert | 23 ft | 1,099 | Fair |
| Monohon Landing RD over North Fork Willapa River No. 083696000000000 | 4.4 E JCT 105 101 | 1981 | Stringer/Multi-beam or Girder | 182 ft | 900 | Good |
| Parpala Road over Dell Creek No. 080834000000000 | 1.3 SW JCT 4 & 401 | 1972 | Slab | 50 ft | 740 | Good |
| Monohan Landing RD over Elk Creek No. 086299000000000 | 1.2 Miles E. SR 105 | 1997 | Box Beam or Girders - Multiple | 83 ft | 600 | Good |
| Parpala Road over Ellsworth Slough No. 082962000000000 | 3.3 SW JCT 4 & 101 | 1969 | Slab | 200 ft | 562 | Good |
| So Valley Road over So Fork Naselle River No. 080718000000000 | 1.0 S JCT 4 & 401 | 1965 | Slab | 120 ft | 506 | Fair |
| Monohan Landing RD over Wilson Creek No. 083691000000000 | 4.0 E JCT 105 & 101 | 1992 | Stringer/Multi-beam or Girder | 130 ft | 461 | Good |
| 2nd Street over Slough No. 080709000000000 | 2.39 W JCT SR 101 | 1981 | Slab | 290 ft | 457 | Fair |
| South Valley Road over Salmon Creek No. 081115000000000 | 1.7 SW JCT 4 & 401 | 1986 | Tee Beam | 158 ft | 456 | Good |
| Fowler Road over So Fork Willapa River No. 086439000000000 | 2.1 S JCT SR 6 and SR 101 | 1998 | Stringer/Multi-beam or Girder | 120 ft | 418 | Good |
| Camp One Road over North Fork Willapa River No. 083649000000000 | 3.1 E JCT 6 & 101 | 1984 | Stringer/Multi-beam or Girder | 465 ft | 375 | Fair |
| North Nemah Road over North Nemah River No. 087290000000000 | 7.6 N JCT 4 & 101 | 2005 | Tee Beam | 110 ft | 338 | Good |
| Camp One Road over Willapa River North Fork No. 084233000000000 | 5.0 SE JCT 6 & 101 | 1991 | Stringer/Multi-beam or Girder | 240 ft | 332 | Good |
| Mill Creek Road over Mill Creek No. 079821000000000 | 5.9 SE JCT 6 & 101 | 1977 | Stringer/Multi-beam or Girder | 98 ft | 265 | Good |
| North Nemah RD over Williams Creek No. 086438000000000 | 7.1 N JCT 4 and 101 | 1999 | Stringer/Multi-beam or Girder | 85 ft | 238 | Good |
| Heckard Road over Slough No. 084476000000000 | 3.2 SE JCT 101 & 6 | 1916 | Culvert | 40 ft | 226 | Fair |
| Raymd/Southbend RD over Skidmore Slough No. 088736000000000 | 0.5 SE SR101 Intersection | 2010 | Stringer/Multi-beam or Girder | 70 ft | 218 | Fair |
| Oxbow Road over Willapa River No. 083373000000000 | 9.3 SE JCT 6 & 101 | 1982 | Stringer/Multi-beam or Girder | 196 ft | 208 | Good |
| North River Road over North River No. 081171000000000 | 00.0 Pacific CO Lin | 1959 | Slab | 180 ft | 204 | Fair |
| Stauffer Road over Green Creek No. 083347000000000 | 0.79 S JCT SR 6 | 1917 | Culvert | 42 ft | 178 | Fair |
| Trask Road over So Fork Palix River No. 083593000000000 | 11.8 N JCT 4 & 101 | 1992 | Channel Beam | 205 ft | 159 | Fair |
| Menlo So.Fork Road over Rue Creek No. 080971000000000 | 5.01 S JCT SR 101 | 1991 | Channel Beam | 56 ft | 156 | Fair |
| North Valley Road over Naselle River No. 079732000000000 | 3.0 E JCT 4 & 401 | 1963 | Tee Beam | 176 ft | 152 | Fair |
| Mill Creek Road over Mill Creek No. 086138000000000 | 7.1 SE JCT 6 & 101 | 1995 | Stringer/Multi-beam or Girder | 110 ft | 143 | Good |
| Menlo-So.Fork Road over Rue Creek No. 080965000000000 | 4.70 S JCT SR 101 | 1960 | Stringer/Multi-beam or Girder | 35 ft | 138 | Good |
| Overmeyer Road over Elk Creek No. 082144000000000 | 1.5 E JCT 101 105 | 1987 | Slab | 41 ft | 134 | Fair |
| Rue Creek Road over Rue Creek No. 089254000000000 | 1.7 SE JCT SR6 | 2021 | Culvert | 31 ft | 130 | Good |
| North River Valley over Fall River No. 083317000000000 | 2.6 S Gray Har CO | 1953 | Stringer/Multi-beam or Girder | 140 ft | 128 | Fair |
| Smith Creek RD over Smith Creek No. 086134000000000 | 0.29 E JCT SR 101 | 1994 | Channel Beam | 110 ft | 112 | Fair |
| Hyland Stringer RD over Stringer Creek No. 088959000000000 | 0.11 N JCT Oxbow RD | 2017 | Culvert | 25 ft | 110 | Good |
| Rue Creek Road over West Fork Rue Creek No. 088958000000000 | 1.99 SE JCT SR 6 | 2017 | Slab | 52 ft | 108 | Good |
| Oakville Road over North River No. 082621000000000 | 2.2 SW Grays H CO | 1992 | Channel Beam | 97 ft | 100 | Good |
| Wilson Creek Road over Whitcomb Creek No. 083595000000000 | 4.4 E JCT 101 105 | 1992 | Stringer/Multi-beam or Girder | 80 ft | 98 | Good |
| Falls Creek Road over Willapa River No. 081344000000000 | 0.25 SW JCT SR 6 | 1949 | Stringer/Multi-beam or Girder | 63 ft | 87 | Fair |
| Community Drive over Surfside Est. Lagoon No. 082182000000000 | 02.77 N End SR 103 | 1967 | Stringer/Multi-beam or Girder | 80 ft | 87 | Poor |
| Smith Creek RD over Smith Creek No. 086075000000000 | 4.9 N JCT 101 & 105 | 1993 | Channel Beam | 135 ft | 86 | Good |
| Elk Prairie Road over Fern Creek No. 079962000000000 | 8.5 E Lewis CO | 1916 | Culvert | 64 ft | 85 | Fair |
| Smith Creek Road over Smith Creek No. 084671000000000 | 7.9 NE JCT 6 & 101 | 1985 | Slab | 89 ft | 84 | Fair |
| Mill Creek Road over Mill Creek No. 086166000000000 | 10.8 SE JCT 6 & 101 | 1995 | Slab | 68 ft | 84 | Good |
| Mill Creek Road over Mill Creek No. 080650000000000 | 8.7 SE JCT 6 & 101 | 1992 | Stringer/Multi-beam or Girder | 112 ft | 79 | Good |
| Knappton Road over Davis Creek No. 082690000000000 | 0.37 N JCT SR 401 | 1963 | Stringer/Multi-beam or Girder | 49 ft | 79 | Poor |
| Brooklyn Road over Raimie Creek No. 086076000000000 | 1.2 SW Grays H. Co. | 1992 | Stringer/Multi-beam or Girder | 110 ft | 76 | Good |
| Tienhaara Road over Salmon Creek No. 081356000000000 | 0.1 W Wahkiakum CO | 1980 | Slab | 65 ft | 74 | Fair |
| North Valley Road over Dog Creek No. 081446000000000 | 2.9 E JCT 4 & 401 | 1984 | Stringer/Multi-beam or Girder | 72 ft | 74 | Good |
| Nemah Valley Road over Nemah River No. 083180000000000 | 8.1 N JCT 4 & 101 | 1981 | Slab | 73 ft | 74 | Fair |
| Elkhorn Road over Elkhorn Creek No. 086217000000000 | 1.0 S Gray Har. Co. | 1996 | Channel Beam | 147 ft | 74 | Fair |
| Lebam Road over Willapa River No. 086132000000000 | 13.0 SE JCT US 101 | 1917 | Culvert | 161 ft | 72 | Fair |
| Rue Creek Road over Rue Creek No. 086216000000000 | 3.41 S JCT SR 6 | 1996 | Slab | 49 ft | 70 | Good |
| Elk Prairie Road over Willapa River North Fork No. 080648000000000 | 19.1 SE JCT US 101 | 1964 | Slab | 100 ft | 65 | Good |
| Clark Road over Half Moon Creek No. 080089000000000 | 10.0 W Lewis CO | 1992 | Tee Beam | 65 ft | 64 | Good |
| Larkin Road over Drainage Ditch No. 084347000000000 | 3.7 S Gray Har CO | 1986 | Slab | 55 ft | 58 | Good |
| Nyberg Road over So Fork Naselle River No. 086215000000000 | 0.74 E JCT 401 | 1996 | Stringer/Multi-beam or Girder | 125 ft | 56 | Good |
| Mill Creek Road over Mill Creek No. 086077000000000 | 10.2 SE JCT 6 & 101 | 1994 | Stringer/Multi-beam or Girder | 90 ft | 51 | Good |
| Lagergren-Sunshine over South Nemah River No. 083617000000000 | 5.7 NW JCT 4 & 101 | 1959 | Stringer/Multi-beam or Girder | 89 ft | 50 | Fair |
| Doyle Road over North Fork Willapa River No. 086131000000000 | 0.07 N JCT SR 6 | 1994 | Stringer/Multi-beam or Girder | 155 ft | 49 | Good |
| Mill Creek Road over Mill Creek No. 081156000000000 | 9.0 W Lewis CO | 1970 | Stringer/Multi-beam or Girder | 40 ft | 48 | Good |
| Jacobson Road over Drainage Ditch No. 083909000000000 | 2.5 S Grays Har CO | 1990 | Slab | 26 ft | 48 | Good |
| Elk Prairie Road over North Fork Willapa River No. 081427000000000 | 18.3 SE JCT US 101 | 1964 | Slab | 100 ft | 44 | Good |
| Alanen Road over Salmon Creek No. 084310000000000 | 0.16 N Wahkiakum CO | 1989 | Tee Beam | 66 ft | 44 | Good |
| So Bend-Palix Road over Niawiakum River No. 081014000000000 | 12.6 N JCT 4 & 101 | 1965 | Stringer/Multi-beam or Girder | 67 ft | 39 | Poor |
| Walville Creek RD over Rock Creek No. 079648000000000 | 0.18 NE JCT SR 6 | 1981 | Slab | 53 ft | 34 | Fair |
| Pehl Road over So Fork Willapa No. 080858000000000 | 2.48 S JCT SR 6 | 1991 | Stringer/Multi-beam or Girder | 107 ft | 18 | Good |
| Hanen Road over Willapa River No. 086130000000000 | 11.2 SE JCT 6 & 101 | 1989 | Tee Beam | 133 ft | 17 | Good |
| Dixon Road over Clearwater Creek No. 086133000000000 | 5.1 N JCT 105-101 | 1992 | Channel Beam | 46 ft | 16 | Good |
| Greenhead Slough R over Greenhead Slough No. 000013552-70046 | Milepost 19.9 on US-101 | 2015 | Stringer/Multi-beam or Girder | 71 ft | 10 | Good |
| Wesley King RD over Mill CR No. 086149000000000 | 0.04 NE Mill CR RD | 1994 | Stringer/Multi-beam or Girder | 70 ft | 10 | Good |
Structure types in Pacific County
| Stringer/Multi-beam or Girder | 51 | 42.5% |
| Slab | 30 | 25.0% |
| Tee Beam | 14 | 11.7% |
| Culvert | 11 | 9.2% |
| Channel Beam | 7 | 5.8% |
| Arch - Deck | 3 | 2.5% |
| Truss - Thru | 2 | 1.7% |
| Box Beam or Girders - Multiple | 2 | 1.7% |
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