IBC Chapter 10Association of Construction and Development
February 8, 2013 — 2,121 views
The International Building Code (IBC) aims to standardize construction of buildings in the United States of America. Chapter 10 of the IBC deals with “means of egress”. There are 29 sections within this chapter that discuss the various provisions which must be incorporated to meet the requirement of the code. These are discussed hereunder.
Section-wise description of required provisions
Section 1001: This section deals with the administration of this chapter and states that it is unlawful to reduce the number of exits or other features of the exit provisions and means of egress to a number less than the minimum requirements mentioned in the code.
Section 1002: Provides working definitions of the different terms used in Chapter 10 of the IBC.
Section 1003: Discusses the minimum requirements for the general means of egress with regard to factors such as ceiling height, protruding objects, floor surface, elevation change, means of egress continuity, escalators, elevators and moving walks, and their exceptions.
Section 1004: Determines the requirements of means of egress depending upon the occupant load, number by combination, fixed seating, increased occupant load, etc. of each area of the building.
Section 1005: Confers the minimum required egress sizing depending on the total occupant load and door encroachment, and also states the exceptions.
Section 1006: Lists the minimum requirements for egress illumination. It states that the means of egress shall be illuminated during all times, and that during power supply failure, the means of egress and all exit provisions shall be lit by emergency electrical systems.
Section1007: Describes the accessible means of egress required, such as exit stairways, elevators, platform lifts, areas of refuge, signage, areas for assisted refuge, etc.
Section1008: States the minimum requirements and exceptions for doors, gates and turnstiles in the means of egress and exit provisions
Section 1009: Enlists the required features of stairwayssuch as, width, headroom, treads and risers, landings, construction, spiral stairways, etc. and their exceptions.
Section 1010: Provides the requirements and exceptions that apply to ramps used in the means of egress. Specifications with regard to the width, vertical rise, slope, etc are provided.
Section 1011: Discusses the requirements for exit signs, floor level signs, their illumination, visibility, graphics, and exceptions in exit provisions.
Section 1012: Enlists the required features of handrailssuch as, width, headroom, treads and risers, landings, construction, spiral stairways, etc. and their exceptions.
Section 1013: States the requirements for guards, its opening limitations, screen porches, mechanical equipment, and its exceptions.
Section 1014: Discusses how exit access shall comply with other sections of the IBC and the requirements for its intervening spaces, common paths of egress travel, aisles, wall separation, openness, etc.
Section 1015: Describes the requirements for exit and exit access doorways, doorway arrangements, number of doorways required, its exceptions, etc.
Section 1016: Discusses the exit access travel distance, distance limitations, day-care means of egress, and its exceptions.
Section 1017: Provides the requirements for aislesand aisle accessways based on the types of occupancy.
Section 1018: States the rules regarding corridors, their construction, fire resistance capacity, width, dead-ends, continuity, and its exceptions.
Section 1019: States the requirements for egress balconies that are used for egress. Features such as openness, location, wall separation and exception are discussed.
Section 1020: Describes how exits shall comply with requirements mentions in other sections, exit doors, their arrangement and detailed requirements.
Section 1021: Enlists the minimum requirements regarding the number of exits depending on the occupant load, and the exit continuity.
Section 1022: Lists the requirements of interior exit stairways and ramps, their construction, extension, openings, ventilation, signage, exceptions, etc.
Section 1023: Confers the minimum requirements of the exit passageways, its width, construction, openings, penetration, and its exceptions.
Section 1024: Discusses the need for luminous green path markings for high-rise buildings, markings within existing components, perimeter demarcations, obstacles, etc.
Section 1025: States the requirements for horizontal exits that fall within the means of egress, its separations, capacity of refuge area, exceptions, etc.
Section 1026: Lists the requirements of the exterior exit stairways and ramps, their location, use, exceptions, etc.
Section 1027: Discusses the requirements for the features of exit discharge such as width, opening, location, capacity, exceptions, etc.
Section 1028: Provides the requirements for assembly such as assembly exits, width of means of egress for assembly, roof height, sprinklers, smoke protection and control, balcony openings, etc.
Section 1029: Describes the requirements of the provisions for emergency rescue and escape such as general size, height, dimensions, window wells, ladders or steps, operational constraints, etc.