SC Non-Structural Renovation Practice Questions - South Carolina Non-Structural Renovation Contractor Examination Exam

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Gypsum Association and ASTM C840 practice generally requires control joints in long, uninterrupted gypsum walls or ceilings at about which spacing, and wherever the assembly crosses a building control joint?

Every 8 feet Every 30 feet (and at structural movement joints) Only at outside corners Control joints are never used with gypsum board

Correct Answer:

Every 30 feet (and at structural movement joints)

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