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Chicago Overview
Prior Chicago Building Code
BUILDING CODE AND RELATED EXCERPTS OF THE MUNICIPAL CODE OF CHICAGO
DIVISION 1 - ADMINISTRATION
DIVISION 2 - DEFINITIONS
DIVISION 3 - USE AND OCCUPANCY CLASSIFICATIONS
DIVISION 4 - SPECIAL DETAILED REQUIREMENTS BASED ON USE AND OCCUPANCY
DIVISION 5 - GENERAL BUILDING HEIGHTS AND AREAS
DIVISION 6 - TYPES OF CONSTRUCTION
DIVISION 7 - FIRE-RESISTANCE-RATED CONSTRUCTION
DIVISION 8 - INTERIOR FINISHES (NA)
DIVISION 9 - FIRE PROTECTION SYSTEMS
DIVISION 10 - MEANS OF EGRESS
DIVISION 11 - ACCESSIBILITY
DIVISION 12 - INTERIOR ENVIRONMENT
DIVISION 13 - ENERGY EFFICIENCY AND ENVIRONMENTAL PROTECTION
DIVISION 14 - EXTERIOR WALLS (NA)
DIVISION 15 - ROOF ASSEMBLIES AND ROOFTOP STRUCTURES (NA)
DIVISION 16 - STRUCTURAL DESIGN
DIVISION 17 - STRUCTURAL TESTS AND SPECIAL INSPECTIONS
DIVISION 18 - SOILS AND FOUNDATIONS
DIVISION 19 - CONCRETE
DIVISION 20 - ALUMINUM (NA)
DIVISION 21 - MASONRY
DIVISION 22 - STEEL
DIVISION 23 - WOOD
DIVISION 24 - GLASS AND GLAZING (NA)
DIVISION 25 - GYPSUM BOARD AND PLASTER (NA)
DIVISION 26 - PLASTIC (NA)
DIVISION 27 - ELECTRICAL
DIVISION 28 - MECHANICAL SYSTEMS
DIVISION 29 - PLUMBING SYSTEMS
DIVISION 30 - ELEVATORS AND CONVEYING SYSTEMS
DIVISION 31 - SPECIAL CONSTRUCTION (NA)
DIVISION 32 - ENCROACHMENTS INTO THE PUBLIC RIGHT-OF-WAY
DIVISION 33 - SAFEGUARDS DURING CONSTRUCTION
DIVISION 34 - EXISTING STRUCTURES
DIVISION 35 - REFERENCED STANDARDS

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13-60-130  Elevator framing – Exception to fire protection.
   Structural members or frames for elevators, located wholly within elevator shaft enclosures or in penthouses, shall not be required to be fire protected.
(Prior code § 49-9.2)
13-60-140  Lintels – Exception to fire protection.
   Lintels over masonry wall openings not exceeding five feet in clear width shall not be required to be fire protected.
(Prior code § 49-9.3)
13-60-150  Supporting wall facing – Fire protection provisions.
   Members, supporting wall facing which is not more than four and one-half inches in thickness and securely anchored or bonded to backing, shall not be required to be fire protected, provided that such members are properly supported by spandrel beams or lintels which are fire protected as required in Section 13-60-100.
(Prior code § 49-9.4)
13-60-160  Mezzanine – Fire protection provisions.
   In buildings of business, mercantile, industrial and storage occupancies, mezzanine floors and the supports thereof of noncombustible materials shall not be required to be fire protected; provided, that the aggregate area of such mezzanines shall not exceed ten percent of the floor area in the first story nor five percent of the floor area in any other story.
(Prior code § 49-9.5)
13-60-170  Basement construction – Fire-resistive requirements.
   Basement construction shall comply with the special fire-resistive requirements of Sections 13-60-180 to 13-60-200, inclusive.
(Prior code § 49-10)
13-60-180  Basement columns and bearing walls – Noncombustible materials required.
   In all buildings more than two stories and attic in height of Types III-B, III-C, and IV-A construction, all basement columns and basement bearing walls shall be of noncombustible materials or of heavy timber construction.
(Prior code § 49-10.1)
13-60-190  Sub-basement floor construction requirements.
   When more than one basement story is provided, the floor construction separating the basements from the first floor and all construction below that level shall be of Type I-A construction.
(Prior code § 49-10.2)
13-60-200  Floor construction.
   (a)   Except in single-family and two-family dwellings, floor construction over basements shall provide fire resistance of not less than one hour.
   (b)   In buildings of Types III-B, III-C, IV-A and IV-B construction, fire protection shall not be required for floor construction over unexcavated spaces below the first floor, nor for floor construction over basements in single-family dwellings.
(Prior code § 49-10.3)
13-60-210  Driveways and loading spaces.
   Driveways and loading spaces extending into a building and complying with the requirements of an auxiliary use under the provisions of Section 13-56-250 shall be enclosed as follows:
   (a)   Except in buildings of industrial or storage occupancy, the floors of such spaces and the floor construction separating such spaces from a floor above shall be of construction providing fire-resistance of not less than three hours. The walls of such spaces shall be of construction not less fire-resistant than required for the exterior walls of the building.
   (b)   In buildings of industrial and storage occupancy, no enclosures shall be required, provided however, that the floor below such spaces shall be of construction providing fire resistance of not less than three hours.
(Prior code § 49-11)