Stair rebuild

Three versions of the internal stair, to scale, against Approved Document K (2013).

Version

Readout

Site dimensions (mm)

Kitchen floor below stair foot Upstairs landing depth now Bathroom wall moves back by Current stair foot past the archway Archway width

Show

Current stair as a ghost behind the option New balustrade on the kitchen side Walls and landings

Rise 185 × going 240 (260 tread less 20 nosing), width 760, 15 risers, 8 straight + 6 winders + 1 to the landing. Winder going is measured on the centre line, paras 1.25–1.27. Guarding where the drop exceeds 600 mm, para 1.41. Site inputs are estimates until measured.

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Existing Proposed Ghost of current Kitchen floor