< Carpentry < Framing 
      Stair Framing
Tread - The horizontal portion of a stair
Total Rise - the distance from top of finished floors that stairs span
| Stair Type | Rise, mm | Run, mm | Tread Depth | |||
|---|---|---|---|---|---|---|
| max | min | max | min | max | min | |
| Service | No limit | 125 | 355 | No limit | 355 | No limit | 
| Private | 200 | 125 | 355 | 210 | 355 | 235 | 
| Public | 200 | 125 | 355 | 230 | 355 | 250 | 
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