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What are the trench specifications?

April 26, 2017specifications trench

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What are the trench specifications?

1 Answer

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10 Posted

A. The diagrams show the depth specifications for both primary and secondary trenches. Four inches of washed masonry sand will be placed beneath, on both sides, and over the conductors before back-filling. Use extreme caution while back-filling. Rocks on or near the wires may cause cable failure.