General drawing a di staircase

Front view

Top view

Step sizes

Tendon

Step support

steps

Initial data
Stair height 2500 mm
Length a di staircase opening inna plan 3000 mm
Stair width 900 mm
Number a steps 12 + playground
Step thickness 50 mm
Overhang a steps 50 mm

Length a di upper string a di stairs 2676 mm
Length a di lower string a di stairs 1116 mm
Distance fram di beginning a di string to di first support above 54 mm
Support mounting step 325 mm
Stair angle 36.2°

Step sizes
Step height 192 mm
Step depth 313 mm
Riser height 142 mm

Area a �all steps 3.375 m²
Area a fipad material 1.665 m²

Metal profile quantity
Bowstrings 7585 mm
Supports 3847 mm
playground 5200 mm
Additional mounts 720 mm
Evryting 17353 mm