Blog
About
Contact Us
Login
Register

Products
Components
Accessories
Case Studies
Parts & Services
Resources

Home
Resources
Auditorium Design Basics
Treads & Risers

Treads & Risers

Some of the most frequent design issues Irwin Seating Company encounters concern treads and risers safety.

Auditorium Design Basics Expectations for the Space Common Terminology

Chair Envelope Clear Passage Back to Back Spacing Back Pitch Back Height Eye-Level Back Overhang Chair Size Line Chair Size Row Length

Code Considerations

Safety Codes (current)Code v. Comfort ADA Accessibility Wheelchair Locations Aisle Chair Accessibility Fire Safety Codes

Seating Configurations

Straight Row (Historic)Continental Seating Mixed Design Sightlines Elevation Sight Line Study Chair Stagger Methods

Treads & Risers

Rear Wall Accommodation Intermediate Steps Riser Mounting Floor Mounting

Radius Design Issues Aisle Lighting

Responsibilities J-Box Placement

3251 Fruit Ridge NW

Grand Rapids, MI 49544
Phone: 616.574.7400
Toll Free: 1.866 GO IRWIN (464.7946)

610 East Cumberland Road

Altamont, IL 62411
Phone: 618.483.6157
Toll Free: 1.877.597.1122

Follow Us

© 2023 Irwin Seating CompanyTerms and ConditionsPrivacy PolicyTransparency

Products
- By Name
- View All By Name

Components

Accessories
- Fixed Seating Accessories
- Telescopic Accessories

Case Studies
- View All Case Studies

Parts & Services

About

Resources

Careers
Blog
Contact
Profile
Logout

Products
- By Name
- View All By Name

Components

Accessories
- Fixed Seating Accessories
- Telescopic Accessories

Case Studies
- View All Case Studies

Parts & Services

About

Resources

Careers
Blog
Contact
Profile
Logout
Terms and Conditions
Privacy Policy
Transparency

Samples

Date Required By

Project Name is required by most fabric vendors.

Note: we cannot send samples to a PO Box. Phone number is required for UPS/FedEx shipping.