main horizontal wood or steel board {beam, building}.
flat end connector {butt joint}.
main horizontal beam {girder}.
steel beam {I beam}.
metal beam connector {joint, building}.
Holes {mortise} can receive tenons to make joins.
Blocks {quoin} can make angles on building exteriors.
Sloping beams {rafter} can go from top horizontal beam to roof edge, under joists.
Horizontal beams {ridgepole} can be along rooftops.
Short light wood beams {scantling} can insert vertically in building frames.
Points {tenon} can insert into mortises to make joins.
Wood beams {two-by-four} are 1-5/8 inch by 3-3/8 inch.
2-Art-Architecture-Building Parts
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Date Modified: 2022.0225