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Aisle Chair Accessibility - Resources
In addition to wheelchair accessibility at least 5% of Aisle Seats must have folding or retractable armrests. These seats are intended for use by individuals who have difficulty walking. These designated aisle seats must be located closest to a...Fire Safety Codes - Resources
Please note, the information presented below is what was historically the standards in regards to fire safety codes. In 2019 the Safer Occupancy Furniture Flammability Act was implemented, eliminating the Cal 133 requirement in the U.S. Learn m...Sightlines - Resources
Sight Lines refer to the chair occupant’s unobstructed view of a focal point on the stage or screen. The focal points vary and are most often determined by the facility's main use. Examples include: Dance performances dictate the need for a cle...Elevation Sight Line Study - Resources
Sight lines can be improved by elevating the focal point and creating elevation change between rows. The use of a radius layout also helps to improve sight lines. Irwin Seating Company can provide a study showing sightline clearances. Of course...Chair Stagger Methods - Resources
Irwin Seating Company can help optimize sightlines, but a building’s design is the most important factor. There are four distinct arrangements of staggered seating layouts typically used: Alternating Chair Sizes: By alternating chair sizes with...Treads & Risers - Resources
Some of the most frequent design issues Irwin Seating Company encounters concern treads and risers safety....Rear Wall Accommodation - Resources
Accommodation of rear walls is always an important consideration but is critical when treads and risers are being used. Here's a simple example: A commonly specified row spacing is 36", and a common misconception is that all rows need to design...Intermediate Steps - Resources
Intermediate step design and construction is another subject that needs to be considered carefully to insure patron safety. When we draw a layout we try to fill the row from side-to-side to eliminate hazardous gaps so it's critical to design in...Riser Mounting - Resources
Irwin Seating Company can mount chair standards to the face of a riser. Most models can be mounted on risers between 4-1/2" to 21" in height, and you should check with your Irwin Seating representative to verify model/riser height compatibility...
Wheelchair Locations - Resources