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Hazard Classifications

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The classification of hazard of contents is based on the potential threat to life presented by the contents. The Life Safety Code classifies contents based on the threat of fire, explosions, and other similar events. It does not specifically consider the danger posed by toxic chemical, etiologic contamination, or similar hazards.

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Occupant Load Factors

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Use
Area per Occupant (sq.m.)

Assembly

Assembly without fixed seats (rows of chairs or standing)
0.65 net

Assembly without fixed seats (tables and chairs)
1.4 net

Assembly with fixed seats
See Note

Business areas
9.3 gross

Educational Use

Classrooms
1.9 net

Shops and other vocational areas
4.6 net

Industrial areas
9.3 gross

Institutional

Sleeping areas
11.1 gross

Inpatient treatment and ancillary areas
22.3 gross

Outpatient area
9.3 gross

Resident housing areas
11.1 gross

Library

Reading rooms
4.6 net

Stack area
9.3 gross

Malls
See

Mercantile

Basement and grade floor areas open to public
2.8 gross

Areas on other floors open to public
5.6 gross

Storage,…

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Construction Type Limitations

Posted on by by Posted in Fire Safety Codes, NFPA References

 

OCCUPANCY TYPE (new building)
CODE REF.
CONST. TYPE LIMITATION

AMBULATORY
(Table 20.1.6.1)
 Refer to NFPA 101 Table 20.1.6.1

ASSEMBLY
(Table 12.1.6)
 Refer to NFPA 101 Table 12.1.6

BUSINESS
(38.1.6)
 No Requirements as per NFPA 101-38.1.6,…

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