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A raceway crosses a structural expansion joint. What must be coordinated?

NASCLA Electrical exam practice question · Wiring Methods & Materials

A raceway crosses a structural expansion joint. What must be coordinated?

  • ARigid attachment on both sides only
  • BRemoval of bonding
  • CA hidden splice at the joint
  • A listed movement provision and grounding continuity

Why D is correct

Structural movement can break raceway or pull conductors. Listed expansion or deflection fittings, correct setting, support, and bonding accommodate movement while maintaining the fault path.

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