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Deck subframe

Stumps, bearers, joists and board estimate.

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01

Deck subframe

Counts boards, joists, bearers and support points from cover widths and maximum centres.

Formula-checkedGuarded inputs · live redraw · print-safe sheet
Member / cut geometryMeasured dimensionDatum / centre3D context · 2D dimensions govern
02

Calculated dimensions

All values update from the same geometry used to render the drawing.

Deck boards28
Joists15
Bearers4
Board lineal total168,000 mm
Joist lineal total60,000 mm
Deck area24 m²
Verify before cutting.These results describe geometry only. Confirm stock sizes, tolerances, code and engineering requirements for the actual build.