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  2. Portal frame - Wikipedia

    en.wikipedia.org/wiki/Portal_frame

    A portal frame steel building under construction. Portal frame is a construction technique where vertical supports are connected to horizontal beams or trusses via fixed joints with designed-in moment-resisting capacity. [1] The result is wide spans and open floors. Portal frame structures can be constructed using a variety of materials and ...

  3. American historic carpentry - Wikipedia

    en.wikipedia.org/wiki/American_historic_carpentry

    Building a palisade wall for the fort at Jamestown, Virginia The Golden Plow Tavern in York, PA, is a very unusual American building. It is built with corner post construction on the ground floor, half-timbered style of timber framing on the upper floor and has a less common style of wood roof shingles than typical in America.

  4. Timber framing - Wikipedia

    en.wikipedia.org/wiki/Timber_framing

    In half-timbered construction, timbers that were riven (split) in half provided the complete skeletal framing of the building. Europe is full of timber-framed structures dating back hundreds of years, including manors, castles, homes, and inns, whose architecture and techniques of construction have evolved over the centuries.

  5. Nearly automatic truss factory keeps Alpha Building Center ...

    www.aol.com/nearly-automatic-truss-factory-keeps...

    The facility can build both roof trusses and floor trusses, and the automated system doesn't leave much behind. As it sorts through the wood, cutting to fit the necessary size for custom projects ...

  6. List of roof shapes - Wikipedia

    en.wikipedia.org/wiki/List_of_roof_shapes

    Dutch gable, gablet: A hybrid of hipped and gable with the gable (wall) at the top and hipped lower down; i.e. the opposite arrangement to the half-hipped roof. Overhanging eaves forming shelter around the building are a consequence where the gable wall is in line with the other walls of the buildings; i.e., unless the upper gable is recessed.

  7. Saddle roof - Wikipedia

    en.wikipedia.org/wiki/Saddle_roof

    The hyperbolic paraboloid is a doubly ruled surface and thus can be used to construct a saddle roof from straight beams.. A saddle roof is a roof form which follows a convex curve about one axis and a concave curve about the other.

  8. New York City is on the verge of allowing thousands of ... - AOL

    www.aol.com/york-city-verge-allowing-thousands...

    New York City is on the verge of allowing thousands of homeowners to build extra dwellings in their backyard, garage, or basement ... for about 20,000 ADUs over 15 years — about half as many as ...

  9. Domestic roof construction - Wikipedia

    en.wikipedia.org/wiki/Domestic_roof_construction

    A truss roof with tongue and groove sheathing. The gap in the sheathing at the ridge is the space designed to allow natural ventilation. Pre-manufactured roof trusses come in a wide variety of styles. They are designed by the manufacturer for each specific building. Timber trusses also are built in a variety of styles using wood or metal joints.