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Examen
2025 IRC Study Session 8 Roof-Ceiling Construction and Roof Assemblies.
2025IRCStudySession8Roof-CeilingConstructionandRoof 
Assemblies. 
On a site having expansive soil, roof drainage water shall discharge a minimum of 
_______________ from the foundation walls or to an approved drainage system. 
a. 2 feet 
b. 5 feet 
c. 4 feet 
d. 10 feet - Correct Answer B 
Where the roof pitch is less than _______________ , the structural members that support 
rafters and ceiling joists (such as ridge beams, hips and valleys) shall be designed as 
beams. a. 3:12 
b. 4:12 
c. 5:1...