Occupancy Load

MAXIMUM FLOOR AREA ALLOWANCES 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

* 1004.4 Fixed seating. For areas having fixed seats and aisles, the occupant load shall be determined by the number of fixed seats installed therein. The occupant load for areas in which fixed seating is not installed, such as waiting spaces, shall be determined in accordance with Section 1004.1.2 and added to the number of fixed seats.