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Calculate board feet and estimate lumber costs
Total Board Feet
80.00
Total Cost
$400.00
Board Feet per Piece
8.00 BF
Cost per Piece
$40.00
Formula: Board Feet = (Thickness x Width x Length) / 12
A '2x4' is actually 1.5x3.5 inches - nominal vs actual sizing
One mature tree can produce about 500 board feet of lumber
Board foot: 1ft x 1ft x 1in = 144 cubic inches - the lumber industry standard
Kiln-dried lumber has 6-8% moisture; air-dried has 12-19%
Old-growth lumber is denser because trees grew slower in forests
Lumber prices rose 400% during 2020-2021 due to supply chain issues
Canada supplies ~25% of global softwood lumber exports
Engineered lumber (LVL, OSB) uses 100% of harvested trees