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  2. Interstate Bridge - Wikipedia

    en.wikipedia.org/wiki/Interstate_Bridge

    The Interstate Bridge's name is a simple descriptive one based on its location, as a bridge connecting two states. [2] In 1917, the new bridge gave its name to a Portland arterial street. Shortly before the bridge opened, a pair of streets through North Portland that were planned to be treated as the main route to and from the bridge, Maryland ...

  3. List of bridges in Portland, Oregon - Wikipedia

    en.wikipedia.org/wiki/List_of_bridges_in...

    Interstate Bridge (Portland–Vancouver Highway Bridge) 1917* (and second, parallel bridge in 1958) Truss with lift span: 3,538 feet (1,078 m) Columbia River: Interstate 5: Glenn L. Jackson Memorial Bridge: 1982: Segmental: 11,750 feet (3,580 m) Columbia River: Interstate 205

  4. Glenn L. Jackson Memorial Bridge - Wikipedia

    en.wikipedia.org/wiki/Glenn_L._Jackson_Memorial...

    The Glenn L. Jackson Memorial Bridge, or I-205 Bridge, is a segmental bridge that spans the Columbia River between Portland, Oregon and Vancouver, Washington. It carries Interstate 205, a freeway bypass of Portland, Oregon. The structure is maintained by the Oregon Department of Transportation.

  5. List of crossings of the Columbia River - Wikipedia

    en.wikipedia.org/wiki/List_of_crossings_of_the...

    Portland, Oregon to Vancouver, ... Interstate Bridge: 106.5 I-5 ... Oregon Trunk Rail Bridge: 200.0 BNSF Railway: Sam Hill Memorial Bridge:

  6. Interstate 5 in Oregon - Wikipedia

    en.wikipedia.org/wiki/Interstate_5_in_Oregon

    Aerial view of Interstate 5 in downtown Medford, where it travels on an elevated viaduct. I-5 enters Oregon at the California state line in southern Jackson County.The highway travels northeast along a ridge in the Siskiyou Mountains, with a maximum grade of 6 percent, to Siskiyou Summit; [12] at 4,310 feet (1,310 m), it is the highest point on all of I-5 and one of the highest points on the ...

  7. U.S. Route 97 in Oregon - Wikipedia

    en.wikipedia.org/wiki/U.S._Route_97_in_Oregon

    In Biggs is an interchange with Interstate 84 and U.S. Route 30; immediately north of the interchange is the Biggs Rapids-Sam Hill Bridge over the Columbia River. The river serves as the state line between Oregon and Washington. Work on US 97 near Biggs in 1966 led to the discovery of the Biggs jasper, a sought-after gemstone.

  8. List of bridges documented by the Historic American ...

    en.wikipedia.org/wiki/List_of_bridges_documented...

    Vancouver, Washington, and Portland, Oregon Clark County, Washington , and Multnomah County, Oregon 45°37′05″N 122°40′31″W  /  45.61806°N 122.67528°W  / 45.61806; -122.67528  ( Vancouver–Portland Interstate

  9. Oregon Route 99W - Wikipedia

    en.wikipedia.org/wiki/Oregon_Route_99W

    Oregon Route 99W is a state-numbered route in Oregon, United States, that runs from OR 99 and OR 99E in Junction City north to I-5 in southwestern Portland. Some signage continues it north to US 26 near downtown, but most signage agrees with the Oregon Department of Transportation 's (ODOT) description, ending it at I-5.