Calculation of metal stairs to turn to 90 degrees and bowstring zigzag
Select the required dimensions in millimetres
X - length of opening
Y - The height of the opening
W - Width of stairs
F - Tread Overhang
T - the number of strings
C - Number of steps
Z - The thickness of the treads
A - The thickness of a bowstring
G - Width of a bowstring
SP - Determine the position of the first degree relative to the level of the floor of the second floor.
LR - Set the direction of the lift. For the drawing steps.
Features of the program.
Calculation of convenient size, steel stairs with turn in 90 degrees.
Determining the amount of material.
The exact dimensions of all the parts.
Detailed drawings and schematics of all elements of the stairs.