A straight beam parallel to the pitch of a stair flight, rising from the floor, with its lower end cut flat on the floor and its upper end cut vertical.
Category: Stairs › Staircases › Stair Flights
By Huu Khanh Nguyen · Updated November 14, 2026
| Name | Default | Unit |
|---|---|---|
| Riser height | 175 | mm |
| Going, nosing to nosing (y) | 250 | mm |
| Beam section width across the flight (x) | 50 | mm |
| Beam section depth normal to the slope | 100 | mm |
| Position along the run (y) of the anchor point on the top edge of the beam | 260 | mm |
| Height (z) of the anchor point on the top edge of the beam | 111 | mm |
| Position along the run (y) of the vertical cut at the upper end of the beam | 3000 | mm |