Staircase Designer

Stair Shape

Mirror Staircase

First Flight Steps

steps

Second Flight Steps

steps

Total Steps: 17

Calculated from first flight + second flight + landing (+1)

Landing Width

Landing Depth

Step Width

Step Depth (Tread)

Step Nose (Overhang)

Step Height (Riser)

Step Thickness

Show Stringers

Handrail

Show Reference People

3D Interactive View

Show Dimensions

Staircase Calculations

Total Length

328 cm

First Flight Length

189 cm

7 steps

Second Flight Length

243 cm

9 steps

Total Height

319.9 cm

Landing Height

150.6 cm

After 7 steps + landing step

Blondel Value

64.6 cm

good

Calculation Details:

U-shaped: Flight 1: 189cm (7 steps), Flight 2: 243cm (9 steps), Landing: 85cm

Total rise: (16 steps + 1 landing step) × 18.82cm = 319.9cm

Landing elevation: (7 + 1) steps × 18.82cm = 150.6cm above ground

Blondel: 2 × 18.82cm + 27cm = 64.6cm (good)