SEVERAL FILES DWG WITH CONSTRUCTIVE DETAILS OF LADDERS . DIFFERENT TYPES OF CONSTRUCTIVE SYSTEMS.
Drawing labels, details, and other text information extracted from the CAD file (Translated from Spanish):
Stairs details, ipb, ipb, ipb, Stairs details, Stairs details, ipn, ipn, Stairs details, Stairs details, Stairs details, Stairs details, Stairs details, Stairs details, Stairs details, nib, nib, Stairs details, Stairs details, Stairs details, Stairs details, nib, nib, nib, nib, nib, nib, nib, nib, Stairs details, stairs detail, Stairs details, ipb, ipb, Stairs details, arkicad, nib, nib