U-Shaped Staircase Calculator (180 degree turn, Half turn)
Advanced and user-friendly U-shaped staircase dimensions calculator — Get all sizes stairs, parts drawings, 3D-project and the amount of materials for FREE.
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Choose Drawing:
- Side View
- Top View
- Lower Stringer
- Upper Stringer
- Landing
Calculation results
Staircase Dimensions
- Angle: 30.32 °
- Comfortable Staircase Formula (R + G): 42.79 cm
- Blondel's Formula (2R + G): 58.58 cm
- Rise: 15.79 cm
- Tread Depth: 34.5 cm
- Going: 27 cm
- Number of Steps: 17 pcs.
- Stair Width: 100 cm
- Minimum Throat Depth: 16.37 cm
Materials for construction
Lower Stringers
- Width: 30 cm
- Length: 216.93 cm
- Thickness: 6 cm
- Quantity: 2 pcs.
- Wood Volume: 0.078 m3
Upper Stringers
- Width: 30 cm
- Length: 322.35 cm
- Thickness: 6 cm
- Quantity: 2 pcs.
- Wood Volume: 0.116 m3
Straight Steps
- Tread Depth: 34.5 cm
- Length: 100 cm
- Thickness: 4 cm
- Quantity: 17 pcs.
- Wood Volume: 0.235 m3
Risers
- Width: 11.79 cm
- Length: 100 cm
- Thickness: 2.5 cm
- Quantity: 18 pcs.
- Wood Volume: 0.053 m3
Landing
- Width: 107.5 cm
- Length: 200 cm
- Thickness: 4 cm
- Quantity: 1 pcs.
- Wood Volume: 0.086 m3
Balustrade
- Handrail Width: 8 cm
- Handrail Thickness: 4 cm
- Handrail Length: 554.6 cm
- Wood Volume: 0.018 m3
Balusters
- Width: 5 cm
- Length: 86.83 cm
- Quantity: 18 pcs.
- Wood Volume: 0.039 m3
Newel Posts
- Width: 8 cm
- Length: 105.79 cm
- Quantity: 2 pcs.
- Wood Volume: 0.014 m3
Support Posts
- Width: 10 cm
- Length: 122.32 cm
- Quantity: 8 pcs.
- Wood Volume: 0.098 m3
Landing Joists
- Width: 15 cm
- Total Length: 1000 cm
- Thickness: 5 cm
- Quantity: 7 pcs.
- Wood Volume: 0.075 m3
Initial parameters
Display
- Units: cm
- Drawing Color: color
Stairs Dimensions, Stairwell
- Total Rise: 300 cm
- Total Run: 370 cm
- Stair Width: 100 cm
- Stair Landing Depth: 100 cm
- Distance between Stairways: 0 cm
Calculate Total Run Along:
- Upper Stairway: selected
Steps
- Quantity (Upper Stairway): 10 pcs.
- Quantity (Lower Stairway): 8 pcs.
- Thickness: 4 cm
- Nosing (Tread Overlap): 5 cm
Stringers
- Thickness: 6 cm
- Width: 30 cm
Support Joist
- Thickness: 5 cm
- Width: 15 cm
Risers
- Thickness: 2.5 cm
Support Posts
- Width: 10 cm
Upper Floor Slab
- Thickness: 20 cm
Balustrade
- Handrail Height: 90 cm
- Baluster Width: 5 cm
- Handrail Thickness: 4 cm
- Handrail Width: 8 cm
Wall
- Thickness: 20 cm
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