King County, Washington bridges (page 5 of 7)
King County has 1,252 bridges and culverts in the National Bridge Inventory, the oldest built in 1900. 50 (4%) are rated poor. The most common type is stringer/multi-beam or girder (46%).
All bridges in King County
Busiest first · showing 801–1,000 of 1,252| Bridge | Location | Built | Type | Length | Daily traffic | Condition |
|---|---|---|---|---|---|---|
| NE 128th ST over NB I-405 No. 0016932B0000000 | 5.7 N JCT SR 520 | 2006 | Stringer/Multi-beam or Girder | 128 ft | 7,766 | Poor |
| NE 4th Street over I-405 No. 0013133B0000000 | 2.4 N JCT I-90 | 1987 | Slab | 30 ft | 7,745 | Good |
| Kent-Blk Diamond over BNSF RR No. 084811000000000 | At SE 291st | 1931 | Stringer/Multi-beam or Girder | 103 ft | 7,700 | Poor |
| S136th ST over SR 509 No. 0008592A0000000 | 0.8 N JCT SR 518 | 1969 | Stringer/Multi-beam or Girder | 209 ft | 7,669 | Good |
| Ramp over Railroad Shared Use Path No. 002005540000000 | JCT SR 520 | 2023 | Slab | 98 ft | 7,611 | Good |
| Univ-N Ramp over I-5 No. 0007409B0000000 | 1.2 N JCT I-90 | 1965 | Box Beam or Girders - Multiple | 630 ft | 7,599 | Fair |
| SR 509 over SR 509/DES Moines Mem No. 0011405A0000000 | 4.7 N JCT SR 516 | 1979 | Stringer/Multi-beam or Girder | 85 ft | 7,555 | Good |
| N-E Ramp over 4th Ave S No. 0015983E0000000 | 0.2 W JCT I-90 | 2003 | Box Beam or Girders - Multiple | 283 ft | 7,545 | Good |
| Yesler Way over I-5 No. 0007504E0000000 | 0.6 N JCT I-90 | 1965 | Box Beam or Girders - Multiple | 390 ft | 7,500 | Fair |
| Rainier Blvd. N. over East Fork Issaquah Creek No. 087199000000000 | 0.3 MI S of I-90 | 2004 | Stringer/Multi-beam or Girder | 57 ft | 7,500 | Good |
| 436th Ave SE over S Fk Snoqualmie No. 082972000000000 | 0.8 MI S of I-90 | 1971 | Girder and Floorbeam System | 267 ft | 7,491 | Fair |
| W-N I-90 Ramp over Pedestrian-Bike Path No. 0013190B0000000 | 0.6 E JCT I-5 | 1988 | Slab | 30 ft | 7,337 | Good |
| SR 160 over Puget Sound @ Pt Vashon No. 0005713A0000000 | N End Vashon Island | 1957 | Stringer/Multi-beam or Girder | 744 ft | 7,310 | Fair |
| Kent-Blk Diam RD over Big Soos Creek No. 084814000000000 | 1.2 MI S of SR-18 | 1931 | Frame | 36 ft | 7,293 | Fair |
| N-W Ramp over I-405 N-E Ramp No. 0018204A0000000 | 7.9 N JCT SR 520 | 2015 | Stringer/Multi-beam or Girder | 386 ft | 7,291 | Good |
| 436th Ave SE over I-90 No. 0009810C0000000 | 2.3 E JCT SR 202 | 1976 | Box Beam or Girders - Multiple | 311 ft | 7,288 | Fair |
| 292nd Ave SE over Patterson Creek No. 088521000000000 | .03 MI S of SR-202 | 2012 | Slab | 69 ft | 7,269 | Good |
| I-5 Nbcd over SR 104 No. 0007071C0000000 | 3.1 N JCT SR 523 | 1963 | Stringer/Multi-beam or Girder | 206 ft | 7,260 | Fair |
| Yesler Way over 5th Ave S No. 085049000000000 | 5th Ave S & Yesler Way | 1912 | Girder and Floorbeam System | 69 ft | 7,215 | Fair |
| N 85th to SB I-5 over I-5 SB Ramp to NE 80th No. 0007156E0000000 | 0.7 N JCT SR 522 | 1964 | Tee Beam | 60 ft | 7,194 | Good |
| SR 202 over Patterson Creek No. 0001380A0000000 | 11.5 E JCT SR 520 | 1930 | Tee Beam | 42 ft | 7,187 | Fair |
| SR 202 over Patterson Crk East Trib No. 0019269C0000000 | 12.0 E JCT SR 520 | 2020 | Culvert | 24 ft | 7,187 | Good |
| I-405 Ramp over Southcenter Blvd No. 0014269A0000000 | 0.9 N JCT I-5 | 1994 | Box Beam or Girders - Multiple | 185 ft | 7,007 | Good |
| Ramp Access Road over Green River No. 0014269C0000000 | 0.1 N I-405 | 1994 | Stringer/Multi-beam or Girder | 232 ft | 7,007 | Good |
| Lakeview Blvd over I-5 No. 0006800C0000000 | 2.5 N JCT I-90 | 1963 | Box Beam or Girders - Multiple | 1,215 ft | 7,000 | Good |
| NE 30th ST over SR 405 No. 0011976A0000000 | 1.1 N JCT SR 900 | 1981 | Stringer/Multi-beam or Girder | 189 ft | 6,937 | Good |
| N-E Ramp over SE 8th ST No. 0016277A0000000 | 1.7 N JCT I-90 | 2003 | Stringer/Multi-beam or Girder | 525 ft | 6,904 | Good |
| I-5 Hov Lanes over I-405 NB Ramps No. 0014621B0000000 | 5.2 N JCT SR 516 | 1996 | Stringer/Multi-beam or Girder | 894 ft | 6,898 | Good |
| I-5 NB Hov over Southcenter Blvd No. 0014621C0000000 | JCT I-405 & SR 518 | 1996 | Stringer/Multi-beam or Girder | 130 ft | 6,898 | Good |
| S 317th ST over SB I-5 Ramp No. 0016757A0000000 | 2.0 N JCT SR 18 | 2006 | Box Beam or Girders - Single or Spread | 128 ft | 6,850 | Good |
| 73rd Ave NE over Swamp Creek No. 087567000000000 | Inters. NE 192nd ST | 2005 | Channel Beam | 63 ft | 6,800 | Good |
| I-5 SB Hov over Klickitat DR No. 0014621A0000000 | JCT I-405 | 1996 | Stringer/Multi-beam or Girder | 171 ft | 6,692 | Good |
| W-S Ramp over I-5 Mainline and Ramps No. 0007741M0000000 | 5.5 N JCT SR 900 | 1967 | Box Beam or Girders - Multiple | 1,664 ft | 6,684 | Fair |
| I-5 Sbcd over SR 104/205th ST No. 0014326C0000000 | 3.2 N JCT SR 523 | 1995 | Stringer/Multi-beam or Girder | 189 ft | 6,627 | Good |
| 124th Ave NE over Sound Transit Light Rail No. 089180000000000 | 0.30 N NE 12th ST | 2019 | Stringer/Multi-beam or Girder | 41 ft | 6,597 | Good |
| 124th Ave SE over Storwater Facility No. 089524000000000 | 0.5 S HWY 520 | 2021 | Culvert | 156 ft | 6,597 | Good |
| US 2 over Stream No. 0013077E0000000 | 0.7 E Snohomish CO | 1986 | Slab | 70 ft | 6,540 | Good |
| Dearborn-N Ramp over I-5 Nbcd No. 0007565M0000000 | 0.1 N JCT I-90 | 1965 | Box Beam or Girders - Multiple | 749 ft | 6,516 | Good |
| Roanoke ST over I-5 No. 0006470A0000000 | 0.1 N JCT SR 520 | 1962 | Box Beam or Girders - Multiple | 267 ft | 6,500 | Fair |
| W North Bend Way over Ribary Creek No. 085729000000000 | 3.1 MI E of I-90 | 1941 | Slab | 163 ft | 6,500 | Fair |
| W North Bend Way over S Fork Snoqualmie River No. 085731000000000 | 3.2 MI E of I-90 | 1941 | Girder and Floorbeam System | 467 ft | 6,500 | Fair |
| W North Bend Way over Gardiners Creek No. 085732000000000 | 0.9 MI W of SR-202 | 1941 | Slab | 56 ft | 6,500 | Fair |
| S 116th ST over Drainage Ditch-Relief No. 089193000000000 | 0.3 MI W of SR-99 | 2020 | Stringer/Multi-beam or Girder | 175 ft | 6,500 | Good |
| US 2 over Stream No. 0002228B0000000 | 5.6 E Snohomish CO | 1937 | Stringer/Multi-beam or Girder | 47 ft | 6,441 | Fair |
| US 2 over Stream No. 0002228C0000000 | 5.8 E Snohomish CO | 1937 | Stringer/Multi-beam or Girder | 77 ft | 6,441 | Fair |
| US 2 over Stream No. 0002228D0000000 | 6.0 E Snohomish CO | 1937 | Stringer/Multi-beam or Girder | 47 ft | 6,441 | Good |
| US 2 over Stream No. 0002228F0000000 | 7.0 E Snohomish CO | 1937 | Stringer/Multi-beam or Girder | 45 ft | 6,441 | Fair |
| US 2 over Stream No. 0002228G0000000 | 7.2 E Snohomish CO | 1937 | Stringer/Multi-beam or Girder | 47 ft | 6,441 | Fair |
| US 2 over Bnrr No. 0012746A0000000 | 2.3 E Snohomish CO | 1986 | Stringer/Multi-beam or Girder | 355 ft | 6,441 | Good |
| US 2 over Beaver Creek No. 0013077F0000000 | 2.0 E Snohomish CO | 1986 | Slab | 58 ft | 6,441 | Good |
| US 2 over Stream No. 0013391A0000000 | 3.1 E Snohomish CO | 1988 | Slab | 61 ft | 6,441 | Good |
| US 2 over Stream No. 0013391B0000000 | 3.7 E Snohomish CO | 1988 | Slab | 61 ft | 6,441 | Good |
| US 2 over Slough No. 0013470A0000000 | 6.6 E Snohomish CO | 1989 | Stringer/Multi-beam or Girder | 77 ft | 6,441 | Good |
| S 129th ST over I-5 No. 0007843A0000000 | 0.5 N JCT SR 599 | 1966 | Stringer/Multi-beam or Girder | 930 ft | 6,386 | Poor |
| NE Lk Wash. Blvd over Meydenbauer Beach Park No. 087396000000000 | NE Lake Washington Blvd | 2002 | Frame | 265 ft | 6,267 | Good |
| US 2 over Slough No. 0013077C0000000 | Snohomish CO Line | 1986 | Slab | 70 ft | 6,180 | Good |
| US 2 over Stream No. 0013077D0000000 | 0.3 E Snohomish CO | 1986 | Slab | 69 ft | 6,180 | Good |
| SE 216th Way over Cedar River Trail No. 086087000000000 | 0.05 MI E of SR-169 | 1994 | Culvert | 24 ft | 6,082 | Good |
| I-5 over 6th-S Ramp Br No. 0007741O0000000 | 5.5 N JCT SR 900 | 1967 | Box Beam or Girders - Multiple | 424 ft | 6,076 | Fair |
| SR 18 Ramp over Soosette Creek No. 0014776C0000000 | 4.7 E JCT SR 164 | 1997 | Stringer/Multi-beam or Girder | 360 ft | 6,021 | Good |
| US 2 over S Fk Skykomish River No. 0002332A0000000 | 8.9 E Snohomish CO | 1938 | Truss - Thru | 339 ft | 6,019 | Fair |
| SE May Valley Road over May Creek No. 088234000000000 | 0.1 MI E of SR-900 | 2010 | Slab | 36 ft | 6,018 | Good |
| SE 24th ST over Wetland No. 079979000000000 | 0.6 MI E of 228th Ave SE | 1968 | Stringer/Multi-beam or Girder | 389 ft | 6,000 | Fair |
| Redmond Ridge NE over Wetland No. 087124000000000 | 300 NW of NE 80th Street | 2001 | Stringer/Multi-beam or Girder | 195 ft | 5,998 | Good |
| W. Snoq Valley RD over Tuck Creek No. 086443000000000 | JCT W Snoq Valley RD | 1999 | Stringer/Multi-beam or Girder | 30 ft | 5,973 | Fair |
| Cedar Grove RD over Cedar River No. 084308000000000 | 0.2 MI E of SR-169 | 1962 | Girder and Floorbeam System | 189 ft | 5,971 | Fair |
| W-N Ramp over Terrain No. 0007741I0000000 | 5.5 N JCT SR 900 | 1967 | Slab | 410 ft | 5,951 | Good |
| I-5 N - 6th Ramp over E-6th Ramp EB Lanes No. 0007741H0000000 | 5.5 N JCT SR 900 | 1967 | Box Beam or Girders - Multiple | 722 ft | 5,855 | Fair |
| I-5 Ramp over Terrain No. 0007741S0000000 | 5.5 N JCT SR 900 | 1967 | Box Beam or Girders - Single or Spread | 233 ft | 5,855 | Fair |
| SE North Bend Way over Kimball Creek No. 079629000000000 | 0.5 MI N of I-90 | 1941 | Tee Beam | 92 ft | 5,809 | Good |
| US 2 over Anthracite Creek No. 0002561A0000000 | 9.8 E Snohomish CO | 1940 | Tee Beam | 45 ft | 5,782 | Poor |
| US 2 over S Fork Skykomish River No. 0002561B0000000 | 10.3 E Snohomish CO | 1940 | Tee Beam | 260 ft | 5,782 | Fair |
| US 2 over Creek No. 0015050A0000000 | 13.3 E Snohomish CO | 1998 | Stringer/Multi-beam or Girder | 98 ft | 5,692 | Fair |
| US 2 over Alpine Creek No. 0015050B0000000 | 13.7 E Snohomish CO | 1998 | Slab | 40 ft | 5,692 | Good |
| E-N Ramp over I-5 No. 0007565D0000000 | JCT I-5 | 1965 | Box Beam or Girders - Multiple | 516 ft | 5,684 | Good |
| US 2 over Deception CR No. 0002607A0000000 | 16.0 E Snohomish CO | 1940 | Tee Beam | 39 ft | 5,641 | Fair |
| US 2 over Tye River No. 0003163A0000000 | 17.5 E Snohomish CO | 1947 | Tee Beam | 220 ft | 5,641 | Good |
| US 2 over Tye River No. 0015050C0000000 | 14.6 E Snohomish CO | 1998 | Stringer/Multi-beam or Girder | 140 ft | 5,641 | Good |
| I-5 over Terrain No. 0007741L0000000 | 5.5 N JCT SR 900 | 1967 | Slab | 154 ft | 5,638 | Fair |
| So 146th ST over SR 509 No. 0008745D0000000 | 0.1 N JCT SR 518 | 1970 | Stringer/Multi-beam or Girder | 296 ft | 5,632 | Good |
| E Marginal Way over SR 599 No. 0008103C0000000 | 1.4 N JCT I-5 | 1967 | Stringer/Multi-beam or Girder | 240 ft | 5,600 | Good |
| US 2 over Tye River No. 0003163B0000000 | 18.1 E Snohomish CO | 1947 | Tee Beam | 98 ft | 5,590 | Good |
| US 2 over Bn RR (gn) Scenic No. 0013565A0000000 | 18.5 E Snohomish CO | 1990 | Stringer/Multi-beam or Girder | 366 ft | 5,590 | Fair |
| 37th ST NW over SR 167 No. 0008853C0000000 | 2.7 N JCT SR 18 | 1971 | Stringer/Multi-beam or Girder | 273 ft | 5,527 | Good |
| 4th Ave NW over North Fork Issaquah CR No. 088267000000000 | 0.3 MI N of Gilman | 2011 | Stringer/Multi-beam or Girder | 43 ft | 5,500 | Good |
| SE 62nd Street over Issaquah Creek No. 089113000000000 | 0.3 MI N of I-90 | 2019 | Stringer/Multi-beam or Girder | 794 ft | 5,500 | Good |
| Lake Wa Blvd over May Creek No. 086322000000000 | 0.2 Miles SW I-405 Exit 7 | 1996 | Slab | 62 ft | 5,478 | Good |
| S 208th ST over SR 167 & Springbrook CR No. 0007085A0000000 | 3.0 N JCT SR 516 | 1963 | Stringer/Multi-beam or Girder | 246 ft | 5,460 | Good |
| I-5 over Sbcd NE110th ST No. 0007156I0000000 | 2.0 N JCT SR 522 | 1964 | Stringer/Multi-beam or Girder | 166 ft | 5,437 | Fair |
| S-W Ramp over Airport Way S No. 0007565K0000000 | JCT I-90 | 1966 | Box Beam or Girders - Multiple | 518 ft | 5,379 | Fair |
| NE 95th ST over Stensland Creek No. 089546000000000 | NE 95th ST over Stensland | 2010 | Culvert | 25 ft | 5,360 | Good |
| Landsburg Road over Cedar River No. 082561000000000 | 1.5 MI N Kent Kangl RD | 1982 | Stringer/Multi-beam or Girder | 132 ft | 5,335 | Good |
| 120th Ave NE over Sound Transit Light Rail No. 088967000000000 | 0.19 N NE 12th ST | 2017 | Stringer/Multi-beam or Girder | 58 ft | 5,298 | Good |
| 120th Ave NE over Stormwater Facility No. 089522000000000 | 0.5 E Hwy. 405 | 2016 | Culvert | 123 ft | 5,298 | Good |
| Princeton Ave NE over Burke Gilman Trail No. 086865000000000 | 5400 Sand Point Way NE | 2002 | Stringer/Multi-beam or Girder | 106 ft | 5,233 | Good |
| Veterans Dr. over Green River No. 087787000000000 | 2.0 MI E of I-5 | 2006 | Stringer/Multi-beam or Girder | 356 ft | 5,200 | Good |
| 8th Ave N to I-5 N over I-5 N Ramp to SR 522 E No. 0006911B0000000 | 2.2 N JCT SR 520 | 1963 | Box Beam or Girders - Multiple | 182 ft | 5,197 | Fair |
| SR 18 Ramp over Holder CR No. 0006403A0000000 | 0.2 N JCT SR 18 | 1960 | Slab | 68 ft | 5,021 | Fair |
| I-5 Ramp over Pedestrian Path No. 0006303C0000000 | 3.1 N JCT I-90 | 1963 | Stringer/Multi-beam or Girder | 619 ft | 5,002 | Fair |
| Delmar Drive over SR 520 No. 0006861A0000000 | 0.1 E JCT I-5 | 1963 | Box Beam or Girders - Multiple | 154 ft | 5,000 | Good |
| NE 92nd ST over I-5 No. 0007156C0000000 | 1.1 N JCT SR 522 | 1964 | Box Beam or Girders - Multiple | 328 ft | 5,000 | Fair |
| I-405 N-E Ramp over Northup Way No. 0017726E0000000 | 4.2 N JCT I-90 | 2011 | Stringer/Multi-beam or Girder | 332 ft | 5,000 | Good |
| I-405 N-E Ramp over SR 520 Ramps No. 0017726F0000000 | 4.6 N JCT I-90 | 2011 | Stringer/Multi-beam or Girder | 275 ft | 5,000 | Good |
| SR 167 Flyover over I-405 NB SR 167 NB No. 0018811C0000000 | JCT I-405 & SR 167 | 2018 | Stringer/Multi-beam or Girder | 1,846 ft | 5,000 | Good |
| SR 518 EB Off Ramp over 8th Ave No. 0019078A0000000 | 0.2 E JCT SR 509 | 2018 | Stringer/Multi-beam or Girder | 176 ft | 5,000 | Good |
| Cumberlnd-Kanaskat over BNSF RR No. 081166000000000 | @ Kanasket Kangley RD | 1959 | Tee Beam | 158 ft | 5,000 | Fair |
| 72nd Avenue South over Mill Creek No. 088997000000000 | 0.25 MI E of SR-181 | 2017 | Box Beam or Girders - Multiple | 106 ft | 5,000 | Good |
| 24th Ave SW over Longfellow Creek No. 089510000000000 | 24th Ave SW & 25th Ave SW | 1988 | Culvert | 38 ft | 5,000 | Good |
| 8th Ave over I-5 No. 0007409A0000000 | 1.3 N JCT I-90 | 1964 | Box Beam or Girders - Multiple | 859 ft | 4,900 | Fair |
| SE 244 ST over Soos Creek No. 088139000000000 | 2.25 MI N of SR-516 | 2009 | Slab | 44 ft | 4,883 | Good |
| W Main ST over SR 167 No. 0008853A0000000 | 0.1 N JCT SR 18 | 1972 | Box Beam or Girders - Multiple | 383 ft | 4,818 | Fair |
| Vashon HWY SW over Judd Creek No. 082407000000000 | M.P. 5.6 Vashon HWY SW | 1953 | Box Beam or Girders - Multiple | 370 ft | 4,818 | Fair |
| I-5 over Terrain No. 0008568A0000000 | 3.9 N JCT SR 900 | 1969 | Box Beam or Girders - Multiple | 391 ft | 4,737 | Good |
| 244th Ave SE over Newaukum Creek No. 082992000000000 | 0.2 MI N of SR-164 | 1928 | Frame | 32 ft | 4,723 | Fair |
| SR 160 over Puget Sound @ Pt Vashon No. 0014968A0000000 | N End Vashon Island | 1997 | Movable - Lift | 105 ft | 4,675 | Good |
| SR 520 N-E Ramp over W L Sammamish Pkwy/River No. 0017637B0000000 | 4.9 E JCT I-405 | 2010 | Stringer/Multi-beam or Girder | 376 ft | 4,606 | Good |
| Cedar Grove RD over Issaquah Creek No. 083002000000000 | 2 MI E of SR-169 | 1962 | Slab | 42 ft | 4,568 | Fair |
| SE Jones Road over Cedar River & Trail No. 087122000000000 | 0.01 MI E of SR-169 | 2003 | Stringer/Multi-beam or Girder | 291 ft | 4,560 | Good |
| N.W.Dogwood ST over Issaquah Ck No. 088758000000000 | 0.2W Front ST | 2015 | Stringer/Multi-beam or Girder | 95 ft | 4,500 | Good |
| I-5 Exp Ramp over I-5 NB I-5 Express Ramp No. 0006911C0000000 | 6.2 N JCT I-90 | 1962 | Box Beam or Girders - Multiple | 424 ft | 4,447 | Good |
| NE 60th Street over Sound Transit No. 002005680000000 | 4.3 E JCT I-405 | 2024 | Slab | 34 ft | 4,435 | Good |
| North Creek Pkwy over North Creek No. 085055000000000 | 0.5 E SR 405 | 1984 | Tee Beam | 77 ft | 4,323 | Fair |
| 148th Ave SE over Soos Creek No. 081672000000000 | 2.5 MI N of SR-516 | 1971 | Channel Beam | 32 ft | 4,306 | Fair |
| Cell Phone Ramp over S 170th No. 085811000000000 | 1 MI S of SR 518 | 1972 | Box Beam or Girders - Multiple | 148 ft | 4,300 | Fair |
| SE May Valley RD over Fifteen Mile Creek No. 081941000000000 | 0.2 MI W of Iss-Hobart RD | 1932 | Stringer/Multi-beam or Girder | 40 ft | 4,279 | Poor |
| SE May Valley RD over Issaquah Creek No. 088135000000000 | 0.4 MI W of Iss-Hobart RD | 2009 | Stringer/Multi-beam or Girder | 101 ft | 4,279 | Good |
| 51st Ave South over Southcenter Blvd No. 086345000000000 | 0.06 MI N SR-518 Uc Br | 1996 | Box Beam or Girders - Single or Spread | 222 ft | 4,180 | Fair |
| SR 518 over N-W Ramp SR 518 No. 0008902A0000000 | 1.9 E JCT SR 509 | 1971 | Box Beam or Girders - Multiple | 609 ft | 4,108 | Fair |
| I-5 Ramp over Terrain No. 0007741F0000000 | 5.4 N JCT SR 900 | 1967 | Slab | 872 ft | 4,018 | Good |
| Covington Way SE over SR 18 No. 0014919A0000000 | 7.1 E JCT SR 164 | 1997 | Box Beam or Girders - Multiple | 328 ft | 4,000 | Good |
| E-S Ramp over Building Parking Lot No. 0015983C0000000 | 0.2 W JCT I-90 | 2003 | Box Beam or Girders - Multiple | 234 ft | 4,000 | Good |
| 28th to 24th Ave S over Terrain (future SR 509) No. 002005160000000 | 0.3 MI W of SR-99 | 2017 | Stringer/Multi-beam or Girder | 129 ft | 4,000 | Good |
| W Garfield ST Ramp over 16th Ave W No. 085947000000000 | W Garfield ST & 23rd Ave | 1991 | Slab | 395 ft | 4,000 | Fair |
| I-5 over Terrain No. 0006800H0000000 | 2.1 N JCT I-90 | 1964 | Slab | 743 ft | 3,999 | Fair |
| N-W Ramp over Railroad No. 0007930A0000000 | 4.1 N JCT SR 900 | 1967 | Box Beam or Girders - Multiple | 291 ft | 3,978 | Good |
| NB Ramp over N-E Ramp No. 0009236D0000000 | 2.7 N Pierce CO | 1975 | Box Beam or Girders - Multiple | 273 ft | 3,951 | Good |
| SR 167 Ramp over SR 18 No. 0009236F0000000 | 2.8 N Pierce CO | 1974 | Stringer/Multi-beam or Girder | 331 ft | 3,951 | Fair |
| Lake Washington Bv over I-405 No. 0007623B0000000 | 3.8 N JCT SR 900 | 1965 | Slab | 106 ft | 3,937 | Fair |
| SR 509 over Joes Creek No. 000000HY0000000 | 2.1 N Pierce CO | 1929 | Girder and Floorbeam System | 264 ft | 3,913 | Fair |
| NE 6th ST over 114th Ave NE I-405 No. 0016549E0000000 | 2.6 N JCT I-90 | 2004 | Stringer/Multi-beam or Girder | 243 ft | 3,912 | Good |
| SR 520 W-N Ramp over Sammamish Pkwy/River No. 0017637A0000000 | 4.9 E JCT I-405 | 2010 | Stringer/Multi-beam or Girder | 400 ft | 3,902 | Good |
| 148th Ave SE over May Creek No. 079791000000000 | 0.8 MI N of SR-900 | 1951 | Tee Beam | 21 ft | 3,900 | Poor |
| WB SR 18 to 304th over Soosette Creek No. 0014776D0000000 | 4.7 E JCT SR 164 | 1997 | Stringer/Multi-beam or Girder | 390 ft | 3,899 | Good |
| SR 509 over Thames Creek/Ped Trail No. 000000HX0000000 | 11.0 N JCT I-705 | 1929 | Girder and Floorbeam System | 557 ft | 3,869 | Fair |
| 212th Way SE over Green River No. 085983000000000 | 0.1 MI S of Green Val RD | 1991 | Stringer/Multi-beam or Girder | 257 ft | 3,862 | Fair |
| I-5 over Terrain No. 0006303B0000000 | 3.0 N JCT I-90 | 1963 | Stringer/Multi-beam or Girder | 181 ft | 3,835 | Good |
| I-5 Ramp over Airport Way S No. 0007686A0000000 | 5.9 N JCT SR 900 | 1967 | Box Beam or Girders - Multiple | 808 ft | 3,824 | Fair |
| I-90 Ramp over E Fk Issaquah Creek No. 0009840E0000000 | 2.4 E JCT SR 900 | 1976 | Stringer/Multi-beam or Girder | 125 ft | 3,805 | Fair |
| W-S Ramp I-90 over I-90 No. 0009840F0000000 | 2.2 E JCT SR 900 | 1976 | Box Beam or Girders - Multiple | 419 ft | 3,805 | Fair |
| Ferry Traffic over Puget Sound @ Seattle No. 0009013A0000000 | W End Marion ST | 1971 | Movable - Lift | 105 ft | 3,800 | Fair |
| W Garfield ST Ramp over 16th Ave W No. 085946000000000 | W Garfield ST & 23rd Ave | 1992 | Slab | 395 ft | 3,800 | Fair |
| 256th ST over SR 18 No. 0016008B0000000 | 1.5 E JCT SR 516 | 2002 | Box Beam or Girders - Multiple | 304 ft | 3,706 | Fair |
| 15 SW to Supermall over 15th ST SW No. 086248000000000 | 0.2 MI E of JCT SR-167 | 1995 | Stringer/Multi-beam or Girder | 478 ft | 3,700 | Good |
| SE 400th ST over Newaukum Creek No. 080196000000000 | 1 MI E 212th Ave SE | 1927 | Culvert | 24 ft | 3,694 | Fair |
| Macadam Road S. over S 133rd No. 086742000000000 | 0.3 S JCT SR599 | 1997 | Frame | 64 ft | 3,600 | Fair |
| Fairview Ave N over Union Bay No. 089209000000000 | 1241 Fairview Ave N | 2021 | Stringer/Multi-beam or Girder | 405 ft | 3,600 | Good |
| Main ST over I-405 No. 0019242N0000000 | 2.2 N JCT I-90 | 2023 | Stringer/Multi-beam or Girder | 290 ft | 3,519 | Good |
| Marine View DR over Saltwater State Park No. 000000JE0000000 | 2.6 MI NW of JCT SR99 | 1934 | Stringer/Multi-beam or Girder | 570 ft | 3,507 | Fair |
| Forest DR over Coal Creek No. 085690000000000 | Forest DR & 152nd | 1989 | Stringer/Multi-beam or Girder | 104 ft | 3,505 | Fair |
| SE Mt. Si RD over Mf Snoqualmie R No. 087792000000000 | 0.9 MI N of I-90 | 2008 | Truss - Thru | 366 ft | 3,500 | Good |
| I-90 over Mercer Slough No. 0008610F0000000 | 6.8 E JCT I-5 | 1970 | Box Beam or Girders - Multiple | 970 ft | 3,203 | Fair |
| NE 60th ST over SR 520 No. 0011314B0000000 | 4.3 E JCT I-405 | 1980 | Stringer/Multi-beam or Girder | 254 ft | 3,200 | Good |
| 3rd ST SW over Sound Transit P&r Access No. 087192000000000 | 0.3 Miles West of SR 18 | 2002 | Slab | 80 ft | 3,200 | Fair |
| NE Tolt Hill RD over Snoqualmie River No. 087791000000000 | 0.5 MI W of SR-203 | 2008 | Truss - Thru | 962 ft | 3,200 | Fair |
| Royal Brougham Way over Railroad No. 088303000000000 | Royal Brougham & 4th Ave | 2010 | Stringer/Multi-beam or Girder | 666 ft | 3,200 | Good |
| Veazie-Cumberland over Coal Creek No. 080496000000000 | 0.6 MI E of SR-169 | 1950 | Slab | 57 ft | 3,189 | Fair |
| 42nd Ave So over Duwamish River No. 081097000000000 | 0.04 MI E of SR-599 | 1949 | Truss - Thru | 284 ft | 3,185 | Poor |
| 80th Ave over I-90 No. 0013195A0000000 | 4.4 E JCT I-5 | 1988 | Box Beam or Girders - Multiple | 384 ft | 3,102 | Fair |
| Kelly RD NE over Harris Creek No. 087292000000000 | 2.5 MI E of SR-203 | 2005 | Stringer/Multi-beam or Girder | 80 ft | 3,101 | Good |
| Mcgraw ST over Ravine No. 085335000000000 | Mcgraw ST & 3rd Ave N | 1935 | Arch - Deck | 238 ft | 3,000 | Fair |
| S 218th Street over Garrison Creek No. 089147000000000 | 0.25 MI E of SR 167 | 2019 | Culvert | 31 ft | 3,000 | Good |
| Saybrook Drive NE over Bear Creek No. 089336000000000 | 0.1 MI S JCT NE W-Duvall | 1992 | Culvert | 22 ft | 3,000 | Good |
| I-90 Ramp over W Lake Sammamish Pkwy No. 0009133C0000000 | 3.7 E JCT I-405 | 1972 | Stringer/Multi-beam or Girder | 363 ft | 2,956 | Fair |
| North Creek Pkwy over North Creek No. 085054000000000 | 0.5 E SR-405 | 1984 | Tee Beam | 77 ft | 2,939 | Good |
| 384th Ave SE over Kimball Creek No. 084184000000000 | 1.0 MI N of I-90 | 1971 | Culvert | 27 ft | 2,930 | Fair |
| North Mercer Way over I-90 No. 0013221B0000000 | 5.0 E JCT SR 900 | 1989 | Box Beam or Girders - Multiple | 255 ft | 2,922 | Good |
| 56th Ave So over Duwamish River No. 081662000000000 | 0.1E Interurban Ave | 1985 | Box Beam or Girders - Multiple | 244 ft | 2,900 | Fair |
| NE 165th Street over Cottage Lake Creek No. 088269000000000 | 0.5 MI W of Avondale | 2010 | Slab | 42 ft | 2,900 | Good |
| Ramp over E Issaquah Creek No. 0016010B0000000 | 2.1 E JCT SR 900 | 2003 | Box Beam or Girders - Single or Spread | 492 ft | 2,855 | Good |
| 284th Ave. SE over Newaukum Creek No. 088538000000000 | 1.0 MI W of SR-169 | 2012 | Slab | 35 ft | 2,855 | Good |
| N.W. Juniper St. over Issaquah Creek No. 087272000000000 | 0.3 W of Front St. N. | 2005 | Stringer/Multi-beam or Girder | 102 ft | 2,800 | Good |
| US 2 over Tunnel Creek No. 0002719A0000000 | 19.8 E Snohomish CO | 1941 | Tee Beam | 190 ft | 2,795 | Good |
| US 2 over Tunnel Creek No. 0012825A0000000 | 19.8 E Snohomish CO | 1985 | Stringer/Multi-beam or Girder | 170 ft | 2,795 | Good |
| NE Cherry Vly RD over Cherry Creek No. 082227000000000 | 2.6 MI E of SR-203 | 1960 | Stringer/Multi-beam or Girder | 101 ft | 2,704 | Fair |
| Aberdeen Ave NE over SR 900 No. 0008054A0000000 | 0.3 E JCT I-405 | 1967 | Box Beam or Girders - Multiple | 225 ft | 2,700 | Good |
| Sylvester Road SW over Fox Creek No. 088466000000000 | 0.7 S SW 160th | 2012 | Stringer/Multi-beam or Girder | 225 ft | 2,700 | Good |
| 244th Ave NE over Wetland No. 088560000000000 | 0.3 MI S of NE 8th ST | 2010 | Stringer/Multi-beam or Girder | 605 ft | 2,700 | Good |
| SR 160 over Puget Sound No. 00X3104A0000000 | N End Vashon Island | 1993 | Movable - Lift | 110 ft | 2,635 | Fair |
| 135th Ave NE over Woodin Creek No. 089115000000000 | 135th Ave Ne&ne 171st St. | 2018 | Slab | 76 ft | 2,570 | Good |
| 24th Ave S over SR 518 Ramps No. 0008644C0000000 | 1.5 E JCT SR 509 | 1970 | Stringer/Multi-beam or Girder | 363 ft | 2,564 | Fair |
| Exp N to 42nd Ramp over Pasadena Pl NE No. 0006085A0000000 | 4.6 N JCT I-90 | 1962 | Box Beam or Girders - Multiple | 273 ft | 2,542 | Good |
| I-5 over Sdot Maintenance Yard No. 0007565N0000000 | JCT I-90 | 1966 | Box Beam or Girders - Multiple | 459 ft | 2,510 | Good |
| SE Green Valley RD over Green River No. 082983000000000 | 1.5 MI E of SR-18 | 1950 | Box Beam or Girders - Multiple | 430 ft | 2,500 | Fair |
| 45th Ave NE over Thornton Creek No. 085598000000000 | 45th Ave NE & NE 97th ST | 1949 | Slab | 43 ft | 2,500 | Fair |
| 72nd Ave SE over First Hill Lid No. 0013659A0000000 | 3.4 E JCT I-5 | 1992 | Box Beam or Girders - Multiple | 299 ft | 2,472 | Good |
| Meadowbrook Way SE over Snoqualmie River No. 084357000000000 | 0.7 MI NE of SR-202 | 1921 | Truss - Thru | 386 ft | 2,458 | Poor |
| I-90 Ramp over Mercer Slough I-90 No. 0014177A0000000 | 6.4 E JCT I-5 | 1995 | Stringer/Multi-beam or Girder | 2,996 ft | 2,421 | Good |
| SE 66th ST over North Fork Issaquah Crk No. 083580000000000 | 0.2 MI N of I-90 | 1973 | Slab | 25 ft | 2,350 | Fair |
| 134th Ave NE over Kelsey Creek No. 085719000000000 | 0.5 MI S of SR-520 | 1987 | Stringer/Multi-beam or Girder | 61 ft | 2,329 | Good |
| S-S Ramp over SR 515 No. 0018811B0000000 | JCT SR 515 | 2017 | Stringer/Multi-beam or Girder | 175 ft | 2,326 | Good |