BOAF Interpretations

Interpretation #8855

Original Request

Requested By: Michael Fiebig
Requester E-Mail: michael@fiebigarch.com
Code Version: 2014
Code: BUILDING
Code Description:
Chapter: 25
Section: 2510.3
Topic: Lath for cement plaster (stucco)
Question: Is it the intent of 2510.3 and ASTM C1063 to require that lath installed over structural wood sheathing be fastened through the sheathing and to the wall studs?

Answer:

Yes, IF the sheathing is nonstructural. ASTM C1063 is a national standard written for open framing or open framing covered with nonstructural sheathing. If the sheathing is structural then the answer is No.

On 12/18/2023 at 1:56 PM

Commentary:

For more information, please see the Stucco Institute newsletter - https://stuccoinstitute.com/wp-content/uploads/2020/02/Inspecting-stucco-for-code-compliance-1.pdf

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