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Single-phase or three-phase drop from current, length and the conductor resistance and reactance you supply.
Weight per metre and total weight from diameter, length and bar count, with editable steel density.
Area, second moments, section moduli and radii of gyration for rectangle, circle, hollow and I shapes.
Cut lengths, weight per mark and totals with a configurable hook allowance and a per-mark table.
Reactions, maximum shear and moment for four load cases, with deflection when E and I are supplied.
Volumes for slabs, beams, columns, footings and walls, with waste and a cubic-yard conversion.
Contact area by element: slab soffit, beam faces and soffit, column, footing and wall faces.
Trench or pit volume with side slopes, structure deduction, bulking and shrinkage factors.
Net wall area, block count with joints and waste, plus a mortar volume estimate.
Tiles, boxes and optional material cost from floor area, tile size, joint and cutting allowance.
Paper measurement to real size at 1:50, 1:100, 1:200 or any scale, plus the area factor.
Item, unit, quantity and rate with subtotals, VAT and a priced bill table you can export.
Velocity in a rectangular or round duct, or the duct size needed for a target velocity.
Velocity, Reynolds number, friction factor, head loss and pressure drop by Darcy–Weisbach.
Latitude/longitude to UTM easting, northing and zone, and back, on the WGS84 datum.
Gradient percent, ratio, angle, slope length and H:V batter from a rise and a run.
Height of instrument, reduced levels, the arithmetic check and misclosure from backsight, intermediate and foresight readings.
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