Schematic of the stairs
Schematic of the stairs

front view
front view


Step size
Step size
Dimensions of a bowstring
Dimensions of a bowstring

Top view
Top view

stage
stage

Recommendations
Match formula facilities
Sufficient depth of step
Convenient staircase inclination 36.2°
Comfortable ladder

Initial data
The height of the stairs 2500 mm
The length of the stairwells in the plan 3000 mm
Width of stairs 900 mm
Number of steps 12 + playground
The thickness of the treads 50 mm
Tread Overhang 50 mm

The angle of the stairs 36.2°

Step size
Step height 192 mm
Depth steps 313 mm
The height of risers 142 mm

Area at all levels 3.375 m2
Material size pad 1.665 m2

The number of metal profile
Bowstring 11199 mm
playground 5240 mm
Total 16439 mm


© Calculation of metal stairs with 180-degree turn and bowstring zigzag