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  1. Direct buried 1k ft run of electric, fiber, data(cat5e) and Voice (Cat3) -same trench

    Structured Wiring
    Greetings: I am connecting two buildings in the campus and need to bury power, fiber (62.5/125 multi-mode 6 strands), cat5e 3 cables, cat3 25pair bundle in a single trench. All cables are rated for direct burial. My question is how far away should I keep the electric from the rest of low...