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  2. Skew arch - Wikipedia

    en.wikipedia.org/wiki/Skew_arch

    A masonry skew arch bridge photographed shortly after its completion in 1898, showing the helicoidal nature of its stonework. Sickergill Skew Bridge over the River Raven at Renwick, near Penrith. A skew arch (also known as an oblique arch) is a method of construction that enables an arch bridge to span an obstacle at some angle other than a ...

  3. List of bridges on the National Register of Historic Places ...

    en.wikipedia.org/wiki/List_of_bridges_on_the...

    Name Image Built Listed Location County Type Albion River Bridge: 1944 2017-07-31 Albion: Mendocino: wooden deck truss bridge: Alexander-Acacia Bridge: 1925, 1927 1984-01-05

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

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

    Middle Fork Stanislaus River Bridge Replaced Scissor truss: 1933 1989 SR 108: Middle Fork Stanislaus River: Dardanelle: Tuolumne: CA-73: Sacramento River Bridge: Extant Vertical-lift bridge: 1936 1985 SR 275: Sacramento River

  5. Yosemite Valley Bridges - Wikipedia

    en.wikipedia.org/wiki/Yosemite_Valley_Bridges

    It carries the Mirror Lake Road. The longest span of the eight bridges, the cost was $73,507.44. The bridge was named for a large sugar pine that grew to the north of the eastern bridge abutment. [5] The Tenaya Creek Bridge (1928) spans Tenaya Creek with a single 56.75-foot (17.30 m) arch at a 25-degree skew on the Happy Isles-Mirror Lake Road ...

  6. Are California bridges safe? Here’s how many are in ‘poor ...

    www.aol.com/california-bridges-safe-many-poor...

    About 15% of Stanislaus County’s 380 bridges are considered in poor shape, while a tenth of San Joaquin County’s 643 bridges — 64 — are in poor condition. Meanwhile, Merced County has 48 ...

  7. Allegheny Portage Railroad - Wikipedia

    en.wikipedia.org/wiki/Allegheny_Portage_Railroad

    A skew arch bridge, a masterwork of cut stone construction, is another feature of the site near the Lemon House. The bridge is 60.4 feet (18.4 m) long on the south elevation, 54.9 feet (16.7 m) long on the north elevation, and 22.2 feet (6.8 m) high. [17] It was the only bridge on the line that was built to carry a road. [17]

  8. Swin Bridge - Wikipedia

    en.wikipedia.org/wiki/Swin_Bridge

    The bridge, from the South. Swin Bridge (also 'Cockfield Bridge' or 'Haggerleases Bridge' [1] [2]) is the local name for a skew arch bridge in County Durham. [3] It was built in 1830 for the Haggerleases branch of the Stockton and Darlington Railway, crossing the River Gaunless at Cockfield.

  9. List of covered bridges in California - Wikipedia

    en.wikipedia.org/wiki/List_of_covered_bridges_in...

    There are ten authentic covered bridges in the U.S. state of California, and eight of them are historic. [1] A covered bridge is considered authentic not due to its age, but by its construction. An authentic bridge is constructed using trusses rather than other methods such as stringers, a popular choice for non-authentic covered bridges.