Any nonconforming use, if damaged or destroyed from any cause to the extent, as determined by the Code Enforcement Officer in consultation with a licensed engineer, of over 60% of the value of such structure above the foundation, shall not be rebuilt or restored for the continuance of a nonconforming use therein. Such building, if damaged to the extent, as determined by the Code Enforcement Officer, of less than 60% of the value of such structure above the foundation, may be restored in the same location, provided that it is not enlarged or extended and is made substantially to conform to the height and yard requirements applicable to the district in which it is located.