Pennsylvania Code & Bulletin
COMMONWEALTH OF PENNSYLVANIA

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The Pennsylvania Code website reflects the Pennsylvania Code changes effective through 51 Pa.B. 6892 (October 30, 2021).

34 Pa. Code § 54.11. Story height.

CONSTRUCTION TYPE—MAXIMUM STORY HEIGHT


§ 54.11. Story height.

 (a)  B occupancies shall be governed by the story height limitations in the following table:

Construction TypeMaximum Story Height
FireresistiveNo Limit
Noncombustible2 Story*
Protected Heavy Timber1 Story*
Ordinary1 Story*
Wood Frame1 Story*

 (b)  *An additional story shall be permitted in noncombustible, protected heavy timber, ordinary or wood frame construction when the building is 1-hour rated construction totally protected by an automatic sprinkler system. The maximum story height may only be increased by one story.

 (c)  Noncombustible, protected heavy timber, ordinary and wood frame construction types shall be considered 1-hour rated construction when bearing walls, columns, beams, other supporting members, ceiling/roof assemblies, floor/ceiling assemblies, stairways, and other openings through floors are of 1-hour rated construction.

 (d)  Basement areas shall be 1-hour rated construction up to and including the floor/ceiling assembly between the basement and the first floor.



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