Occupant Load

BUILDING CODE 2022

CHAPTER 10 – MEANS OF EGRESS

TABLE 1004.1.3 MAXIMUM FLOOR AREA ALLOWANCES PER OCCUPANT

FUNCTION OF SPACE OCCUPANT LOAD FACTOR (a)

Accessory storage areas,

mechanical equipment room 300 gross

Agricultural building 300 gross

Aircraft hangars 500 gross

Assembly

Gaming floors (keno, slots, etc.) 11 gross

Exhibit gallery and museum 30 net

Assembly with fixed seats See Section 1004.3

Assembly without fixed seats

Concentrated (chairs only — not fixed) 7 net

Dance floor 5 net

Dance floor (ballroom) 10 net

Standing space 5 net

Unconcentrated (tables and chairs) 15 net

Bowling centers, allow 5 persons

for each lane including 15 feet of runway,

and for additional areas 7 net

Business areas, including accessory

areas on terraces and rooftops 100 gross(b,d)

Courtrooms — other than fixed seating areas 40 net

Day Care:

Age under 6 months 50 net

Age 6 months — 2 years 40 net

Age 2 years — 6 years 30 net

Age above 6 years 50 net

Dormitories 50 gross

Educational

Classroom area 20 net

Shops and other vocational room areas 50 net

Kindergarten, and pre-kindergarten 30 net

Exercise rooms 50 gross

Gymnasiums 15 net

Group H-5 Fabrication and manufacturing areas 200 gross

Industrial areas 100 gross

Institutional areas

Inpatient treatment areas 240 gross

Outpatient areas 100 gross

Sleeping areas 120 gross

Kitchens, Commercial 200 gross

Library

Reading rooms 50 net

Stack area 100 gross

Locker rooms 50 gross

Mall buildings — covered and open See Section 402.8.2

Mercantile

Areas on other floors 60 gross

Basement and grade floor areas 30 gross

Storage, stock, shipping areas 300 gross

Parking garages 200 gross

Passenger terminal

Baggage claim 20 gross

Baggage handling 300 gross

Concourse 100 gross

Passenger terminal or platform 1.5 X C*

Waiting area (Standing) 15 gross

Waiting areas (Seated) 5 net

Residential

Within dwelling units 200 gross

Rooftop and terrace accessory to

Groups R-2 and R-3 200 grossb,(c,d)

Indoor residential amenity spaces

accessory to Group R-2 (concentrated)(e) 15 net

Indoor residential amenity spaces accessory

to Group R-2 (unconcentrated)(e) 50 net

Skating rinks, swimming pools

Rink and pool 50 gross

Decks 15 gross

Stages and platforms 15 net for performing

area and 50 net remaining area

Warehouses 500 gross

BUILDING CODE 2014

CHAPTER 10 – MEANS OF EGRESS

TABLE 1004.1.1

MAXIMUM FLOOR AREA ALLOWANCES PER OCCUPANT

Agricultural building 300 gross

Aircraft hangars 500 gross

Assembly

Gaming floors (keno, slots, etc.) 11 gross

Exhibit gallery and museums 30 net

Assembly with fixed seats See Section 1004.7

Assembly without fixed seats

Concentrated (chairs only—not fixed) 7 net

Dance floor 5 net

Dance floor (ballroom) 10 net

Standing space 5 net

Unconcentrated (tables and chairs) 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

Age under 6 months 50 net

Age 6 months — 2 years 40 net

Age 2 years — 6 years 30 net

Age above 6 years 50 net

Dormitories 50 gross

Educational

Classroom area 20 net

Shops and other vocational room areas 50 net

Kindergarten, and pre-kindergarten 30 net

Exercise rooms 50 gross

Gymnasiums 15 net

H-5 Fabrication and manufacturing areas 200 gross

Industrial areas 100 gross

Institutional areas

Inpatient treatment areas 240 gross

Outpatient areas 100 gross

Sleeping areas 120 gross

Kitchens, Commercial 200 gross

Library

Reading rooms 50 net

Stack area 100 gross

Locker rooms 50 gross

Mercantile

Areas on other floors 60 gross

Basement and grade floor areas 30 gross

Storage, stock, shipping areas 300 gross

Parking garages 200 gross

Passenger terminal

Baggage claim 20 gross

Baggage handling 300 gross

Concourse 100 gross

Passenger terminal or platform 1.5 X C*

Waiting area (Standing) 15 gross

Waiting areas (Seated) 5 net

Residential 200 gross within dwelling units

Skating rinks, swimming pools

Rink and pool 50 gross

Decks 15 gross

Stages and platforms 15 net for performing area

and 50 net remaining area

Accessory storage areas, mechanical equipment room 300 gross

Warehouses 500 gross

C*-capacity of all passenger vehicles that can be unloaded simultaneously.

BUILDING CODE 1968

SUBCHAPTER 6 – MEANS OF EGRESS

TABLE 6-2

OCCUPANT LOAD REQUIREMENTS NET AREA TABLE

Occupancy Net Floor Area per Occupant (sq. ft.)

Billiard rooms…………………. 50

Bowling alleys…………………. 50

Classrooms…………………….. 20

Dance floors…………………… 10

Dining spaces (nonresidential)……… 12

Exhibition spaces……………. 10

Garages and open parking structures………. 250

Gymnasiums………………….. 15

Habitable rooms ……………. 140

Industrial shops……………… 200

In schools……………………… 30

Institutional sleeping rooms

Adults………………………….. 75

Children (except as listed below) ………………. 50

Day Care

a. under 6 mos…………………. 50

b. 6 mos. 2 yrs………………….. 40

c. 2 yrs. 6 yrs…………………….. 30

Institutional staff, all…………. 30

Kindergartens…………………… 35

Kitchens (nonresidential)…… 200

Laboratories…………………….. 50

Preparation rooms……………. 100

Libraries…………………………… 25

Locker rooms……………………. 12

Offices…………………………….. 100

Passenger terminals or platforms …………….. 1.5xC

Sales areas (retail)

1st floor or basement ………… 25

All other floors ………………….. 50

Seating areas (audience) in all places of assembly

Fixed seats…………………………. D

Moveable seats………………….. 10

Skating rinks ……………………… 15

Stages (See subchapter eight)…………………. —

Standing room (audience) in all places of assembly …………. 4

Storage rooms…………………….. 200

Notes:

C—capacity of all passenger vehicles that can be unloaded simultaneously.

D—designed number of seats or occupants.

*Dash not enacted but probably intended