34 Pa. Code § 50.28. Horizontal exits.

§ 50.28. Horizontal exits.

(a)  A horizontal exit is a 2-hour fire wall with one or more openings protected by 1 1/2-hour door assemblies which permit passage from one building or structure to another or area of refuge within the same building.
(b)  Horizontal exits may constitute no more than 50% of the required units of exit.
(c)  Fire walls which serve as horizontal exits shall extend to exterior walls or 2-hour fire walls. They shall not be dependent on any structural members of less than 2-hour fireresistance.
(d)  A horizontal exit shall have at least one door which swings with the exit travel from each building section that it serves.

Cross References

   This section cited in 34 Pa. Code §  51.28 (relating to horizontal exits); 34 Pa. Code §  52.28 (relating to horizontal exits); 34 Pa. Code §  53.28 (relating to horizontal exits); 34 Pa. Code §  54.28 (relating to horizontal exits); 34 Pa. Code §  55.28 (relating to horizontal exits); 34 Pa. Code §  56.28 (relating to horizontal exits); 34 Pa. Code §  58.28 (relating to horizontal exits); and 34 Pa. Code §  59.28 (relating to horizontal exits).

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