2018 IBC Chapter 3 Quiz

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Questions and Answers

An institutional occupancy is typically considered Group ______________.

  • I (correct)
  • A
  • R
  • B

A Group ______________ occupancy is the general classification for miscellaneous and utility structures.

  • U (correct)
  • A
  • M
  • S

Accessory religious educational rooms need not be considered separate occupancies where the occupant load is less than ______________ occupants.

100

An accessory assembly area may be classified as a Group B occupancy where the floor area is a maximum of ______________ square feet.

<p>749</p> Signup and view all the answers

In a Group E middle school, an assembly area associated with the Group E shall be classified as what occupancy?

<p>Group E</p> Signup and view all the answers

Which of the following uses is typically considered a Group A-4 occupancy?

<p>Indoor hockey arena (B)</p> Signup and view all the answers

Which of the following uses is not considered a Group B occupancy?

<p>Convenience store (B)</p> Signup and view all the answers

The gaming floor of a casino shall be classified as a Group ______________ occupancy.

<p>A-2</p> Signup and view all the answers

A Group ______________ occupancy classification is to be assigned to a facility where combustible dusts are generated in a manner that creates a fire or explosion hazard.

<p>H-2</p> Signup and view all the answers

Buildings containing materials that present a detonation hazard are typically considered ______________ occupancies.

<p>Group H-1</p> Signup and view all the answers

A foster-care facility providing care on a 24-hour basis to six or more infants/toddlers is classified as a Group ______________ occupancy.

<p>I-2</p> Signup and view all the answers

Prior to any permitted increases, the maximum allowable quantity per control area of a Class IB flammable liquid permitted in a storage condition in a one-story Group F-1 occupancy is ______________ gallons.

<p>120</p> Signup and view all the answers

A facility used for supervised custodial care and housing more than 16 persons in a supervised environment is classified as a Group ______________ occupancy.

<p>I-4</p> Signup and view all the answers

Which one of the following uses is not considered a Group M occupancy?

<p>Motor vehicle showroom (A)</p> Signup and view all the answers

A fraternity house with 40 occupants is considered a Group ______________ occupancy.

<p>R-2</p> Signup and view all the answers

Which one of the following facilities with 12 residents living in a supervised environment and receiving custodial care would not be considered a Group R-4 occupancy?

<p>Detoxification facility (A)</p> Signup and view all the answers

Which of the following uses is not considered a Group S-2 occupancy?

<p>Stable (B)</p> Signup and view all the answers

A food processing establishment not associated with a restaurant or similar dining facility is classified as a Group B occupancy where it is a maximum of ______________ square feet in floor area.

<p>2,500</p> Signup and view all the answers

A manufacturing facility utilizing highly toxic materials exceeding the maximum allowable quantities set forth in Table 307.1(2) is considered a ______________ occupancy.

<p>H-4</p> Signup and view all the answers

Aerosol storage buildings shall be classified as Group ______________ occupancies when constructed in accordance with the International Fire Code.

<p>S-1</p> Signup and view all the answers

Owner-occupied lodging houses are permitted to be constructed in accordance with the International Residential Code where there are a maximum of __________ guest rooms and _____________ occupants.

<p>5, 10</p> Signup and view all the answers

Where a training and skill development use not classified as a Group A occurs in other than a school or academic program, it is classified as a Group ______________ occupancy.

<p>B (D)</p> Signup and view all the answers

A congregate living facility (transient) with an occupant load of 8 persons is to be classified as a Group ______________ occupancy.

<p>R-3</p> Signup and view all the answers

By definition, a transient residential dwelling unit or sleeping unit has a maximum occupancy period of ______________ days.

<p>30</p> Signup and view all the answers

Unless protected by an automatic sprinkler system, what is the minimum required fire separation between a 350-square-foot laundry room and the manufacturing building it is incidental to?

<p>1-hour fire barrier and/or horizontal assembly (A)</p> Signup and view all the answers

What minimum level of incidental use protection is required for an incinerator room located in a manufacturing facility?

<p>Separation of two hours and an automatic sprinkler system (D)</p> Signup and view all the answers

What minimum level of incidental use protection is required for a chemistry laboratory/classroom in a high school?

<p>Either a 1-hour (B)</p> Signup and view all the answers

Where an automatic sprinkler system without a fire barrier is utilized for the protection of incidental use areas, what minimum level of separation is required?

<p>Construction capable of resisting the passage of smoke (C)</p> Signup and view all the answers

Aggregate accessory occupancies are limited to a maximum floor area of ______________ of the area of the story in which they are located.

<p>10 percent</p> Signup and view all the answers

Any accessory occupancy area classified as a Group ______________ occupancy must always be separated by a fire barrier and/or horizontal assembly from other occupancies in the building.

<p>H</p> Signup and view all the answers

Where the provisions for nonseparated occupancies are used for a mixed-occupancy building, the most restrictive ______________ requirements shall apply to the nonseparated uses.

<p>Chapter 9 (fire protection) (C)</p> Signup and view all the answers

Where the provisions for separated occupancies are used for a nonsprinklered mixed-occupancy building, the minimum separation between a Group A-2 and Group B occupancy shall be a ______________.

<p>2-hour fire barrier/horizontal assembly (B)</p> Signup and view all the answers

Where the provisions for separated occupancies are used for a sprinklered mixed-occupancy building, the minimum separation between a Group H-2 and Group F-1 occupancy shall be a ______________.

<p>2-hour fire barrier/horizontal assembly (C)</p> Signup and view all the answers

Where the provisions for separated occupancies are utilized for a fully sprinklered building housing both a Group A-2 occupancy and a Group R-1 occupancy, the minimum required separation between the two occupancies shall be a ______________.

<p>1-hour fire barrier/horizontal assembly (D)</p> Signup and view all the answers

Under the provisions for separated occupancies, what is the minimum hourly fire-resistance-rated separation required between a Group F-1 occupancy and a Group S-1 occupancy where located in a nonsprinklered building?

<p>0 hours (no separation requirement) (C)</p> Signup and view all the answers

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Study Notes

Occupancy Classifications

  • Institutional occupancy is classified as Group I.
  • Miscellaneous and utility structures fall under Group M occupancy.
  • Accessory religious educational rooms with fewer than 100 occupants are not considered separate occupancies.
  • An accessory assembly area with a maximum floor area of 749 square feet can be classified as Group B occupancy.

Educational and Other Occupancy Types

  • In a Group E middle school, assembly areas are classified as Group E.
  • Group A-4 occupancy includes uses like indoor hockey arenas and outdoor stadiums.
  • Certain uses, like convenience stores or motor vehicle showrooms, are not classified under Group B occupancy.

Hazardous and Special Occupancies

  • The gaming floor of a casino belongs to Group A-2 occupancy.
  • Facilities generating combustible dusts are classified as Group H-2 occupancy.
  • Buildings with materials presenting detonation hazards are classified as Group H-1.

Care Facilities and Lodging

  • A foster-care facility for six or more infants is classified as Group I-2 occupancy.
  • Owner-occupied lodging houses can have a maximum of 5 guest rooms and 10 occupants.
  • A congregate living facility with 8 occupants is classified as Group R-3.

Fire Protection Measures

  • Minimum fire separation required between a laundry room and a manufacturing building is a 1-hour fire barrier if it is not sprinkler protected.
  • Incinerator rooms in manufacturing require a minimum of 2 hours of separation and an automatic sprinkler system.
  • Chemistry laboratories in schools need to have both a 1-hour fire barrier and an automatic sprinkler system for protection.

Mixed Occupancy and Incidental Use

  • Aggregate accessory occupancies cannot exceed 10% of the floor area in the story they occupy.
  • Accessory occupancy classified as Group H must be separated from other occupancies by fire barriers.
  • In mixed occupancy buildings using nonseparated provisions, the most restrictive fire protection requirements apply.

Separation Requirements

  • For separated occupancies in unsprinklered mixed buildings, minimum separation between Group A-2 and Group B is 2-hour fire barrier/horizontal assembly.
  • In a fully sprinklered building with Group A-2 and R-1 occupancies, a 1-hour fire barrier is required between them.
  • No fire separation is needed for Group F-1 and S-1 occupancies when in a nonsprinklered building.

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