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  2. Glenn L. Jackson Memorial Bridge - Wikipedia

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

    The main span, near the Washington side, is 600 ft (183 m) long with 144 ft (44 m) of vertical clearance at low river levels. The bridge was named for Glenn Jackson, the chairman of the Oregon State Highway Commission and later the Oregon Economic Development Commission. [8] The average weekday traffic during 2019 was 166,152 vehicles. [2]

  3. North Portland Harbor - Wikipedia

    en.wikipedia.org/wiki/North_Portland_Harbor

    The North Portland Harbor is an Oregon waterway or channel in Multnomah County, specifically in Portland.An anabranch, about 5 miles (8 km) long, of the Columbia River, it separates Hayden and Tomahawk islands from the mainland.

  4. Cascade Locks and Canal - Wikipedia

    en.wikipedia.org/wiki/Cascade_Locks_and_Canal

    The Cascade Locks and Canal was a navigation project on the Columbia River between the U.S. states of Oregon and Washington, completed in 1896. It allowed the steamboats of the Columbia River to bypass the Cascades Rapids , and thereby opened a passage from the lower parts of the river as far as The Dalles .

  5. Youngs Bay - Wikipedia

    en.wikipedia.org/wiki/Youngs_Bay

    The river was named for Admiral Sir George Young of the Royal Navy. There are two road bridges that cross the bay, with the busiest being the new Youngs Bay Bridge , a vertical-lift bridge completed in 1964, that spans approximately 1.75 miles (2.82 km) and is a two-lane part of U.S. Route 101 running north to south.

  6. The Dalles Bridge - Wikipedia

    en.wikipedia.org/wiki/The_Dalles_Bridge

    The average daily traffic on the bridge (US 197) is nearly 8,400. [1] US 197 connects Washington State Route 14 , a few miles to the north of the bridge, with Interstate 84 and US 30 , both just south of the bridge, and with U.S. Route 97 , about 67 miles [108 km] to the south.

  7. Astoria–Megler Bridge - Wikipedia

    en.wikipedia.org/wiki/Astoria–Megler_Bridge

    The bridge opened to traffic on July 29, 1966, marking the completion of U.S. Route 101 and becoming the seventh major bridge built by Oregon in the 1950s–1960s; ferry service ended the night before. [11] On August 27, 1966, Governors Mark Hatfield of Oregon and Dan Evans of Washington dedicated the bridge by cutting a ceremonial ribbon.

  8. List of crossings of the Columbia River - Wikipedia

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

    Castlegar, British Columbia: Rail bridge Canadian Pacific Railway: Castlegar, British Columbia to Robson, British Columbia: Castlegar-Robson Bridge: Broadwater Road Keenleyside Dam: 780.0 North of Castlegar, British Columbia: Needles Cable Ferry: Highway 6: Needles, British Columbia to Fauquier, British Columbia: Arrow Park Ferry: West Arrow ...

  9. Interstate Bridge - Wikipedia

    en.wikipedia.org/wiki/Interstate_Bridge

    The Interstate Bridge (also Columbia River Interstate Bridge, I-5 Bridge, Portland-Vancouver Interstate Bridge, Vancouver-Portland Bridge) is a pair of nearly identical steel vertical-lift, Parker through-truss bridges that carry Interstate 5 traffic over the Columbia River between Vancouver, Washington and Portland, Oregon in the United States.