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A birds-mouth joint in a rafter, set upon a double top plate. Shown are the two cuts of the joint: the seat cut and the heel cut. In light frame construction, a birdsmouth joint or bird's beak cut is a woodworking joint that is generally used to connect a roof rafter to the top plate of a supporting wall. [1]
Each piece has a groove cut all along one edge, and a thin, deep ridge (the tongue) on the opposite edge. If the tongue is unattached, it is considered a spline joint. Birdsmouth joint: Also called a bird's beak cut, this joint used in roof construction. A V-shaped cut in the rafter connects the rafter to the wall-plate. [11] Cross lap
A hammer-beam is a form of timber roof truss, allowing a hammerbeam roof to span greater than the length of any individual piece of timber.In place of a normal tie beam spanning the entire width of the roof, short beams – the hammer beams – are supported by curved braces from the wall, and hammer posts or arch-braces are built on top to support the rafters and typically a collar beam.
The top ends of the rafters often meet at a ridge beam, but may butt directly to another rafter to form a pair of rafters called a couple. Depending on the roof covering material, either horizontal laths , battens , or purlins are fixed to the rafters; or boards, plywood , or oriented strand board form the roof deck (also called the sheeting or ...
In woodworking, a knee is a natural or cut curved piece of wood. [1] Knees, sometimes called ship's knees, are a common form of bracing in boat building and occasionally in timber framing . A knee rafter in carpentry is a bent rafter used to gain head room in an attic.
A jury found the teenager not guilty on Feb. 5 on a first-degree murder charge and a kidnapping charge in connection to the death of his mother.
Just hours after the House GOP’s compromise plan was released, fiscal hawks in the chamber lined up to call for steeper cuts beyond the current reduction target of $1.5 trillion over a decade.
The Federal Reserve has lowered its projected interest rate cuts for this year to only two from the four it estimated in September when it commenced its policy easing cycle. The U.S. central bank ...