The stair handrail terminates with a bottom extension continuing horizontally for a minimum distance equal to twelve inches plus the tread depth. A vertical support posts back to the stair landing or bottom tread. The dimension designated as X represents the tread depth. Note references California Building Code section 11B-505.10.3 for bottom handrail extensions at stairs.
Members view this detail in full resolution, download the CAD files (SVG, PDF), and can adapt it in the built-in CAD editor — export DXF, DWG, or PDF.
Start membership