A cable tray crosses a structural expansion joint with a four-inch gap. A cable tray bonding jumper spans across the joint opening to maintain electrical continuity. Cable tray supports are required within twenty-four inches of the cable tray end typically, with a twenty-four-inch maximum spacing maintained from the support to the joint boundary.
CABLE TRAY BONDING JUMPER 4" 4" EXPANSION GAP AT STRUCTURAL EXPANSION JOINTS PROVIDE CABLE TRAY SUPPORT WITHIN 24-INCHES OF CABLE TRAY END, TYP. 24" MAX
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