The following formulas and dimensions allow for chair aisles and passage
aisles.
Increase allowances to accommodate wide traffic aisle(s), columns, service
doors and unique room shapes.
Banquet Style Seating
For 24” service space behind 18” chair depth:
Round guidelines
Allow 54” between tables for chair space and food service
Divide the room area in square feet by 10 for maximum seating
Add an additional 2 sq. ft. per person for increased comfort
Oblong guidelines
Allow 60” between tables for back-to-back seating
Divide the room area in square feet by 8 for maximum seating
Add an additional 2 square feet per person for increased comfort
Classroom style guidelines
Allow 36” between tables for seating on one side of table only
Increase allowance for two-sided seating or food service
Divide the student seating area in square feet by 8