District of Columbia Specifications & Guidelines

614.12 A Electric Conduits (Concrete Encased)

" ... The Contractor shall provide 4 inch detectable aluminum warning tape 12 inch above the top of the concrete encasement of the ductbanks as shown in the Contract Drawings. The warning tape shall be detectable by means of sensors in use to detect buried cable and conduit. The color of warning tape shall be yellow. The warning on the tape will be 'CAUTION, BURIED ELECTRICAL LINE BELOW”' ..."

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