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[BG] 1510.2.1 Height Above Roof Deck
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Penthouses constructed on buildings of other than Type I construction shall not exceed 18 feet (5486 mm) in height above the roof deck as measured to the average height of the roof of the penthouse. Penthouses located on the roof of buildings of Type I construction shall not be limited in height.
Exception: Where used to enclose tanks or elevators that travel to the roof level, penthouses shall be permitted to have a maximum height of 28 feet (8534 mm) above the roof deck.
Related Code Sections
1510.2.1 Roof Assemblies and Rooftop Structures, Height Above Roof Deck
Penthouses constructed on buildings of other than Type I construction shall not exceed 18 feet (5486 mm) in height above the roof deck as measured ...
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Penthouses constructed on buildings of other than Type I construction shall not exceed 18 feet (5486 mm) in height above the roof deck as measured ...
Building Code 2021 of Illinois > 15 Roof Assemblies and Rooftop Structures > 1511 Rooftop Structures > 1511.2 Penthouses > 1511.2.1 Height Above Roof Deck
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not exceed 18 feet (5486 mm) in height above the roof deck as measured to the average height of the roof of the penthouse . Penthouses located ...
Building Code 2021 of Illinois > 15 Roof Assemblies and Rooftop Structures > 1511 Rooftop Structures > 1511.2 Penthouses
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above the roof deck as measured to the average height of the roof of the penthouse . Penthouses located on the roof of buildings of Type I ...
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Mechanical equipment screens shall not exceed 18 feet (5486 mm) in height above the roof deck, as measured to the highest point on the mechanical equipment ...
Building Code 2018 of Illinois > 15 Roof Assemblies and Rooftop Structures > 1510 Rooftop Structures > 1510.6 Mechanical Equipment Screens