Maximum Floor Area Allowance Per Occupant

Maximum Floor Area Allowance Per Occupant

Function of Space Occupant Load Factor*
Accessory storage areas, mechanical equipment room 300 gross
Agricultural building 300 gross
Aircraft hangars 500 gross
Assembly
– Gaming floors (keno, slots, etc.)
– Exhibit gallery and museum

11 gross
30 net
Assembly with fixed seats See Section 1004.4
Assembly without fixed seats
– Concentrated (chairs only- not fixed)
– Standing space
– Unconcentrated (tables and chairs)

7 net
5 net
15 net
Bowling centers, allow 5 persons for each lane including 15 feet of runway, and for additional areas 7 net
Business areas 100 gross
Courtrooms – other than fixed seating areas 40 net
Day care 35 net
Dormitories 50 gross
Educational
– Classroom area
– Shops and other vocational room areas

20 net
50 net
Exercise rooms 50 gross
Group H-5 Fabrication and manufacturing areas 200 gross
Industrial areas 100 gross
Institutional areas
– Inpatient treatment areas
– Outpatient areas
– Sleeping areas

240 gross
100 gross
120 gross
Kitchens, commercial 200 gross
Library
– Reading rooms
– Stack area

50 net
100 gross
Locker rooms 50 gross
Mall buildings- covered and open See Section 402.8.2 of the International Building Code
Mercantile
– Areas on other floors
– Basement and grade floor areas
– Storage, stock, shipping areas

60 gross
30 gross
300 gross
Parking garages 200 gross
Residential 200 gross
Skating rinks, swimming pools
– Rink and pool
– Decks

50 gross
15 gross
Stages and platforms 15 net
Warehouses 500 gross