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  2. Headwall - Wikipedia

    en.wikipedia.org/wiki/Headwall

    In civil engineering, a headwall is a small retaining wall placed at the inlet or outlet of a stormwater pipe or culvert. [2] In medicine, a headwall is the wall at the head end of a hospital bedspace. The bed abuts this headwall perpendicularly, which is furnished with equipment such as regulators for supplemental oxygen, regulators for ...

  3. Culvert - Wikipedia

    en.wikipedia.org/wiki/Culvert

    Steel corrugated culvert with a drop on the exhaust end, northern Vermont. Culverts can be constructed of a variety of materials including cast-in-place or precast concrete (reinforced or non-reinforced), galvanized steel, aluminum, or plastic (typically high-density polyethylene). Two or more materials may be combined to form composite ...

  4. Bridge 5757 - Wikipedia

    en.wikipedia.org/wiki/Bridge_5757

    Bridge 5757 or the Fond du Lac Culvert is a historic bridge in the Fond du Lac neighborhood of Duluth, Minnesota, United States. It was built in 1937 to carry Minnesota State Highway 23 over Mission Creek. It is a double-span culvert built using a modular, corrugated iron product called "multi-plate", with granite headwalls.

  5. Lassen Volcanic National Park Highway Historic District

    en.wikipedia.org/wiki/Lassen_Volcanic_National...

    Northwest entrance. The road features typical Park Service rustic details such as stone retaining walls and culvert headwalls. It is designed to work naturally with the landscape to provide a progression of views to motorists without adverse impact on the land.

  6. Flow device - Wikipedia

    en.wikipedia.org/wiki/Flow_device

    Successful pipe designs (e.g. Flexible Pond Leveler, Castor Master, Clemson Pond Leveler) achieve this by protecting the intake end of the pipe with a cylindrical fence enclosure. A beaver swimming along the outside of the fence enclosure is unable to hear or feel the flow of water into the pipe and cannot reach it to block it.

  7. These Are the Best New Songs We Heard This Month - AOL

    www.aol.com/best-songs-heard-month-142900895.html

    We finally—finally—made it to the end of the year. And though the music releases have gone from summer’s deluge to a steady trickle, that doesn’t mean there aren’t some great new songs ...

  8. Drop structure - Wikipedia

    en.wikipedia.org/wiki/Drop_structure

    The vertical hard basin drop structure, also called a dissipation wall, is the basic type of drop structure.The vertical hard basin drop consists of a vertical cutoff wall, usually built of concrete, that is usually laid perpendicular to the stream flow, and an impact basin, not unlike a stream pool, to catch the discharged water.

  9. Ranking NFL's six* open head coaching jobs after ... - AOL

    www.aol.com/ranking-nfls-six-open-head-111105876...

    Brock Bowers had the best season, from a numbers standpoint, of any rookie tight end in NFL history and should be part of this foundation for some time. The offensive line is solid, WR Jakobi ...