Stair Flight Length Calculator

Home / Stairs / Stair Flight Length Calculator

Calculate stair flight slope length from total rise and run.

StairsWorking calculatorMobile friendly

Stair Flight Length CalculatorVisual reference for this tool.

Use this calculator for quick estimating and planning. Verify project-specific assumptions before final procurement or design.

Total Rise (m)

Total Run (m)

Width (m)

Allowance (%)

Result 1—

Result 2—

Result 3—

Result 4—

Result 5—

Note—

Calculations run locally in your browser; no backend is required.

Flight Length = √(Rise² + Run²)

Rise 3 m and run 4.76 m gives slope length about 5.63 m.

For structural, electrical, code-compliance or safety-critical work, use this as a preliminary estimate and verify with a qualified professional.

Short answers for common estimation questions.

They are estimation values. Site conditions, product specifications and local practice can change final quantities.

Yes. Civil Micros is designed to work on mobile browsers without a backend.

Continue your calculation workflow.