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  1. G

    2 SFRs, 2 lots Zero Fire separation distance

    I have two single family residences - up against each other- zero fire separation distance from the lot line. They want to use a 2 hour-rated Party Wall (2 - 5/8" Type X GWB at both sides UL listing WP 3820 ) but their detail shows a ledger attached to the party wall on either side with floor...
  2. B

    Fire Separation Distance - Contiguous Exterior Wall?

    Hi All - first off, I appreciate any insight you may be able to provide. My question is regarding the interpretation of this bold portion below: 705.8.1 The maximum area of unprotected and protected openings permitted in an exterior wall in any story of a building shall not exceed the...
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