Calcolatore Scalini in Cemento

Ultimo aggiornamento: 2026-06-23

Usa il Calcolatore Scalini in Cemento per ottenere risultati precisi. Inserisci i valori qui sotto.
Dati di ingresso
Risultati
Inserisci i valori e premi Calcola
Common Sizes — Click to Fill
Altezza totale (m) Lunghezza totale (m) Larghezza gradino (m) Alzata (cm)
Caso 1 0.4 m 1.0 m 0.5 m 10.0 cm
Caso 2 0.7 m 1.75 m 0.84 m 12.6 cm
Caso 3 1.0 m 2.5 m 1.2 m 18.0 cm
Caso 4 1.5 m 3.75 m 1.8 m 25.0 cm
Caso 5 2.5 m 6.25 m 3.0 m 25.0 cm
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Cos'è il Concrete Steps Calculator?

Building concrete steps is a precision task — the ratio of riser height to tread depth determines safety and comfort. The classic rule is that 2 × riser + tread = 630 mm (the comfortable stride). This calculator works out how many steps fit your total rise and run, checks the riser-to-tread ratio, and calculates the concrete volume needed to pour them.

You may also find the Retaining Wall Calculator, Paver Calculator, and Mass Concrete Calculator useful.

Chi usa questo calcolatore?

This tool is used by homeowners building entrance steps, landscapers constructing garden stairs, and contractors forming concrete stairways.

Come usare the Concrete Steps Calculator

  1. Inserisci Total rise.
  2. Inserisci Total run.
  3. Inserisci Step width.
  4. Inserisci Riser height.
  5. Fai clic su Calcola per vedere i risultati immediatamente.

Formula

The calculator uses the following formula:

Steps = round(total_rise ÷ riser_height); Tread = total_run ÷ steps; Concrete = steps × width × riser × tread / 2

Esempio di calcolo

A 1.05 m total rise with 0.175 m risers, 1.2 m step width, and 0.28 m treads needs 6 steps and approximately 0.35 m³ of concrete.

Calcolo passo dopo passo

  1. Number of steps: round(90 cm ÷ 18 cm) = 5 steps
  2. Tread depth: 180 cm ÷ 5 = 36 cm per tread
  3. Stringer length: sqrt(90² + 180²) = 201 cm ≈ 2.01 m
  4. Concrete volume (staircase prism): 5 × 1.2 × 0.18 × 0.36 ÷ 2 = 0.19 m³

Errori comuni da evitare

  • Using riser height outside the 15–20 cm comfort zone for walking
  • Forgetting that the last step lands on existing grade — adjust total rise accordingly
  • Not adding landing slabs at the top and bottom
Pro Tip: The ideal riser height for outdoor steps is 150–175 mm. Risers below 100 mm create trip hazards (too easy to miss). Risers above 200 mm are tiring to climb. Always use a comfortable riser height and let the tread depth follow from the 630 mm rule.

Domande frequenti

What is the ideal riser-to-tread ratio for steps?
The standard formula is: 2 × riser + tread = 630 mm. For a 175 mm riser: tread = 630 - 350 = 280 mm. For outdoor steps, treads are often wider (300–350 mm) for comfort.

How do I calculate the number of steps for a given rise?
Divide the total rise by the desired riser height and round to the nearest whole number. Then recalculate the actual riser = total rise ÷ number of steps. All risers must be equal — unequal risers are a trip hazard.

How much concrete do I need for steps?
The volume is approximately: number_of_steps × width × riser × tread / 2. This treats each step as a wedge. Add 10% for waste and formwork overfill. The calculator does this automatically.

Do concrete steps need reinforcement?
Yes — steps wider than 1 m or with more than 3 risers should be reinforced with rebar or mesh. This prevents cracking from ground movement. Use 10 mm rebar on a 200 mm grid.

How long before I can walk on new concrete steps?
Concrete reaches walking strength in 24–48 hours, but continues to cure for 28 days. Avoid heavy loads (vehicles, furniture) for at least 7 days. Keep new concrete moist for the first 3–7 days to improve strength.

Scritto e revisionato dal team editoriale di CalcToWork. Ultimo aggiornamento: 2026-06-23.

calcto.work — Calculated on 2026-06-23