Staircase Elevation Plan 1.20m Width 17R 28T Details Drawing

This Staircase elevation plan drawing presents a complete 1.20m width staircase layout with 17 risers and 28cm tread detail prepared in AutoCAD format. The file includes detailed side elevation, longitudinal section A A, structural support framing, landing connection, and handrail fixing system. Technical annotations specify riser height 17.2cm, tread depth 28cm, landing span 169cm, and structural steel members such as IPN 26 sections. The drawing clearly shows railing baluster spacing, handrail profile diameter 40mm, base plate anchorage, and step support brackets for accurate fabrication and installation.