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Chair Size - Resources
Chair Size: Chair size is measured centre-of-arm to centre-of-arm. Typically, chairs are provided in widths of 19" to 22", with some stadium chairs available in 18" widths and some premium models available in widths up to 26". Chair size impact...Row Length - Resources
Row Length: Row length is the sum of the chair sizes plus the aisle end allowance(s) which is typically 1" - 3" depending on the chair model. Accessories like writing tablets and cupholder armrests may increase this dimension. Row length and cl...Continental Seating - Resources
Another common configuration was a continental arrangement with aisles along the outside of the seating area. This arrangement is not widely used any longer because patrons prefer quicker access to an aisle but it is still seen from time to tim...Straight Row (Historic) - Resources
In the past, seating spaces were often installed in banks of straight rows, and the best theatres had sloped floors or a balcony. Usually, chairs were all the same size (width) which hurt sightlines. In addition, little consideration was given ...Mixed Design - Resources
Current design frequently uses a combination of sloped floors, radii and risers. This provides patrons with easier access to aisles and exits while helping to improve sightlines. It's not uncommon to see the seating closest to the stage arrang...Safety Codes (current) - Resources
Current codes regarding fixed seating (typically IBC) offer formulas based on occupant load and a number of other variables that include: Location/number of exitsLocation of handrailsAisle widthsFloor slopeRiser heightsIt is the responsibility ...Code v. Comfort - Resources
It is important to understand that strict adherence to the code formula for setting the back-to-back/row spacing does not create a comfortable sitting space. Typical row spacing used today is 36" and when used with a standard auditorium-style c...Code Considerations - Resources
Code considerations for a fixed audience seating space include: Row Spacing & Clear PassageADA AccessibilityFire Safety CodesComplete egress requirements for the occupant load including aisle widths, the required number & location of ex...ADA Accessibility - Resources
It is incumbent upon the auditorium designer to accommodate those with disabilities and provide equal access to services and conveniences. This is required by the “Americans with Disabilities Act” that became law on July 26, 1990. ADA locations...
Chair Size Line - Resources