Opening Adjacency Lab…
Sightline & Tiered Seating Calculator
Whether every spectator can see, and how steep the seating has to be to make that true. It is for stadiums, arenas, theatres, concert halls and raked lecture halls.
- The sightline clearance over the head of the person in front, for any row.
- A riser profile that keeps that clearance constant row after row.
- A straight rake that meets a target clearance.
- Seating capacity for the tier layout.
- Follows: The Green Guide sightline equation, and spectator facility standards.
- Exit widths and aisle spacing in seating areas follow the Fire Code. Check them with the fire exit calculator.