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PA - Ching IBC - 4 SPECIAL DETAILED REQUIREMENTS BASED ON OCCUPANCY AND USE
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PA - Ching IBC - 4 SPECIAL DETAILED REQUIREMENTS BASED ON OCCUPANCY AND USE

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Questions and Answers

Which type of occupancy are high-rise buildings typically classified as?

  • Group B (correct)
  • Group A
  • Group R
  • Group M
  • What type of buildings have large interior volumes open to pedestrian pathways and occupied spaces?

  • Open mall buildings
  • Low-rise buildings
  • High-rise buildings
  • Atriums (correct)
  • In the context of the IBC, what should be carefully examined when encountering an actual project falling under special detailed provisions?

  • Means of egress
  • Building types
  • Occupancy groups
  • Detailed provisions in the IBC (correct)
  • Which building type is basically a Group M occupancy but with many stores, large occupant loads, and means of egress that also serve as pedestrian walkways?

    <p>Open mall buildings</p> Signup and view all the answers

    What characteristic of high-rise buildings requires additional code provisions?

    <p>Occupied floors located above fire department ladder access</p> Signup and view all the answers

    According to the text, which chapter addresses detailed requirements for specific building types?

    <p>Chapter 4</p> Signup and view all the answers

    In the International Building Code (IBC), a high-rise building is defined as having an occupied floor more than ______ above the lowest level of fire-department access.

    <p>75' (22 860) in height</p> Signup and view all the answers

    What is the subset of requirements for 'super high-rise' buildings in the IBC based on their height?

    <p>Taller than 420' (128 m)</p> Signup and view all the answers

    Where are the provisions for 'Fire Service Access Elevators' for buildings more than 120' (36 576) in height found in the IBC?

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

    In light of lessons learned from the September 11, 2001, World Trade Center disaster, which type of buildings has a subset of requirements added to the IBC?

    <p>Super high-rise buildings</p> Signup and view all the answers

    What is the maximum distance of travel from any point in a covered mall to an exit?

    <p>200' (60 960)</p> Signup and view all the answers

    In what type of construction are unprotected openings allowable for parking structures separated from the mall?

    <p>Type IIB</p> Signup and view all the answers

    What is the minimum clear exit width required between tenant spaces and any obstructions in a mall?

    <p>10' (3048)</p> Signup and view all the answers

    What is the minimum horizontal distance required between kiosks and play structures?

    <p>10' (3048)</p> Signup and view all the answers

    What is the minimum width required for malls?

    <p>20' (6096)</p> Signup and view all the answers

    What type of fire walls are required to separate anchor buildings from the covered mall building?

    <p>3-hour fire walls</p> Signup and view all the answers

    What type of fire protection is required for covered mall buildings exceeding 50,000 sf in total floor area?

    <p>Sprinklers, standby power, and central fire department operations area</p> Signup and view all the answers

    What does the definition of a high-rise building measure?

    <p>Occupied floors above the reach of fire department ladders</p> Signup and view all the answers

    In high-rise buildings, what are stairways primarily used for?

    <p>Firefighting functions</p> Signup and view all the answers

    What is the maximum distance of travel from any point in an individual tenant space to an exit or entrance to the mall?

    <p>200' (60 960)</p> Signup and view all the answers

    Under what conditions may the permanent open space between buildings be reduced from 60' to 40'?

    <p>All of the above</p> Signup and view all the answers

    What type of construction requires openings to have a fire protection rating of 3 hours if the permanent open space between buildings is reduced to 40'?

    <p>Type IA</p> Signup and view all the answers

    What should be analyzed first in the process of analyzing use and occupancy?

    <p>Occupancy classification</p> Signup and view all the answers

    What must be examined after the designer has classified the building by occupancy?

    <p>Building type</p> Signup and view all the answers

    When should the detailed provisions of Chapter 4 relate to the more basic requirements spelled out in Chapter 3?

    <p>After determining the occupancy</p> Signup and view all the answers

    What is the first step in analyzing a building according to the text?

    <p>Determining the occupancy</p> Signup and view all the answers

    When should one begin the analysis of a specialized use according to the text?

    <p>By determining the occupancy first</p> Signup and view all the answers

    What does Chapter 3 address?

    <p>Occupancy classification of a building</p> Signup and view all the answers

    What does Chapter 4 address?

    <p>Detailed requirements for certain uses and occupancies</p> Signup and view all the answers

    When analyzing the occupancy groups, what does code analysis require looking at together?

    <p>Occupancy group classification and detailed requirements in Chapter 4</p> Signup and view all the answers

    "Group I-2 and Group I-3" are described as which type of occupancies according to the text?

    <p>&quot;Institutional occupancies&quot;</p> Signup and view all the answers

    "Motion-picture projection rooms, stages, and platforms" are examples of what according to the text?

    <p>&quot;Special amusement areas&quot;</p> Signup and view all the answers

    What is the maximum number of levels allowed for covered malls governed by the provisions?

    <p>Three levels</p> Signup and view all the answers

    According to § 402.7.2, what is required if a covered mall building contains an atrium connecting three or more stories?

    <p>Smoke control system</p> Signup and view all the answers

    What is the definition of a covered mall building?

    <p>A single enclosure housing stores and restaurants with a main entrance onto the mall</p> Signup and view all the answers

    What is the difference between a covered mall and an open mall?

    <p>Covered malls have enclosed spaces, while open malls are unroofed pedestrian ways</p> Signup and view all the answers

    What does the Gross Leasable Area (GLA) measure?

    <p>Total floor area available for tenant occupancy</p> Signup and view all the answers

    What is the occupant load factor (OLF) for the mall as per Equation 4-1?

    <p>$39 sf (3.62 m^2)$ per occupant</p> Signup and view all the answers

    What type of buildings are not considered part of a covered mall building?

    <p>Anchor buildings</p> Signup and view all the answers

    What is the minimum width of exit passageways from a mall?

    <p>$66&quot;$ ($1676$ mm$)</p> Signup and view all the answers

    How are travel distances to the mall from inside a tenant space addressed when they exceed 75'?

    <p>$2$ means of egress are to be provided</p> Signup and view all the answers

    What characteristic allows covered and anchor buildings to have unlimited area under certain conditions?

    <p>$60'$ permanent open space between buildings</p> Signup and view all the answers

    What kind of areas do all tenant areas, including areas used for storage, contribute to according to the text?

    <p>Gross Leasable Area (GLA) calculations</p> Signup and view all the answers

    In what type of construction are openings allowed to be unprotected for parking structures separated from the mall?

    <p>Type IV construction only</p> Signup and view all the answers

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