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A flangelike offset on a flat piece of metal.
A projection or notch on a sheet of building material to prevent protrusion.
A dowel for joining blocks of masonry.
Trusses or sets of timbers joined for taking pressure at right angles.
1. A notch or projection in one piece of material which is fitted to a projection or notch in a second piece to prevent one piece from slipping on the other.
2. A stub tenon on the end of a timber which prevents the timber from moving laterally; also called a joggle joint, 2.
3. An enlarged area on a post to support the foot of a strut.