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Diagram of a sawhorse. A folding sawhorse. Lightweight, stack-able, saw horses from the book Agricultural Woodworking: a group of problems for rural and graded schools ... by Louis Michael Roehl (1916) In woodworking, a saw-horse or sawhorse (saw-buck, trestle, buck) [1] is a trestle structure used to support a board or plank for sawing.
Folding trestles Fixed trestle. In structural engineering, a trestle support (or simply trestle) is a structural element with rigid beams forming the equal sides of two parallel isosceles triangles, joined at their apices by a plank or beam. Sometimes additional rungs are stretched between the two beams.
An A-frame used as shears on top of an M32 armored recovery vehicle A sawhorse can be formed by connecting two A-frames along the length of a beam A-frame utility pole in Germany An A-frame is a basic structure designed to bear a load in a lightweight economical manner.
Traditionally made of wood, or wood and steel, many now have structural members made wholly of plastic or composite materials, and may be fitted with flashing lights. The obstruction that necessitates the use of a traffic barricade may be excavations, construction , roadblocks , debris , crime scenes , restricted areas, or other hazards.
In woodworking, a sawbuck is a structure for holding wood so that it may be cut into pieces. [1] Easily made in the field from rough material, it consists of an "X" form at each end which are joined by cross bars below the intersections of the X's.
A folding type of race knife. ... Steel square is also known as a framing square. Historically a square with measurement markings on it was known as a "square rule ...
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