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    B.    Asphaltic surface cutting shall be done with a jackhammer with spade bit or motor patrol with cutting tool or concrete saw to the same requirements cited above. A permittee may use a backhoe bucket in removal of asphaltic surface; square cutting of asphaltic surface to follow backfill operation with area to be square cut marked by the public works director or designated agent. (Ord. 155 (part), 1999: prior code § 12.03.050)