A diaphragm collector splice is shown with a strap, but the strap is not installed before sheathing covers the line. What is missing?
Correct Answer
C) Lateral tie.
Collector connections transfer lateral forces, and the required splice hardware should be installed as detailed.
Why This Is the Correct Answer
Collector connections transfer lateral forces, and the required splice hardware should be installed as detailed.
Why the Other Options Are Wrong
Option A: Solid backing.
Solid backing. addresses a neighboring field issue, but not the condition or method control required for diaphragm collector connection.
Option B: Staging weight.
Staging weight. addresses a neighboring field issue, but not the condition or method control required for diaphragm collector connection.
Option D: Structural anchorage.
Structural anchorage. addresses a neighboring field issue, but not the condition or method control required for diaphragm collector connection.
Memory Technique
The field condition asks; diaphragm answers in work boots for Checking Roof.
Reference Hint
Study anchor (closed-book): memorize Diaphragm collector connection from California Building Code, California Code of Regulations Title 24. / Title 24 California Building Code diaphragm collector and boundary connection.; know the rule or calculation trigger without relying on exam-room lookup.
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