(A) The surface of any lot, plot or parcel of land may not be filled or substantially altered without first obtaining written approval from the Public Works Director.
(B) Prior to issuing written approval, the Public Works Director shall require the owner/developer to submit for review a drainage plan showing existing and proposed grades together with the calculations showing the volume of storage required and provided. Such plan and calculations shall be prepared under the direction of a professional engineer, registered in the State of Arizona.
(C) When the alteration is proposed for a platted residential lot and where the work is to be done only on said lot, plans and calculations prepared by a professional engineer will not be required. The property owner shall submit a sketch to the Department of Building Inspection showing the proposed work.
(D) The Community Development Department shall not issue a building permit until receipt of notification from the Public Works Director that a drainage plan has been approved in accordance with this subchapter.
(E) The Community Development Department shall not issue a certificate of occupancy until receipt of notification from the Public Works Director that construction has been completed in substantial compliance with approved drainage plan or that subsequent completion has been guaranteed by other means acceptable to the town.
(Ord. 21-11, passed 10-26-2021)