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Showing tools for Structural

Structural

ConcreteFree

Calculate concrete volumes for slabs, footings, columns, and steps. Get mix ratios and material quantities.

Steel WeightPro

Calculate indicative section weights and create a steel schedule. This is not structural member sizing.

Stair GeometryPro

Create a straight private-stair set-out and compare rise, going, pitch and 2R+G with Approved Document K guidance for England.

ScaffoldingPro

Calculate scaffolding hire costs for independent, birdcage, and tower scaffolds. Erection, hire, and dismantle pricing.

Catnic LintelPro

Check an engineer-supplied total UDL against Catnic's February 2026 TS90/100, TH90/100 and TX90/100 table for one defined cavity-wall build-up.

Timber Span CheckPro

Capture the inputs needed for a current timber span-table check and identify when a project-specific structural design is required. No section size is inferred.

Carpentry

Stair GeometryPro

Create a straight private-stair set-out and compare rise, going, pitch and 2R+G with Approved Document K guidance for England.

Timber Span CheckPro

Capture the inputs needed for a current timber span-table check and identify when a project-specific structural design is required. No section size is inferred.