A.
All elevations hereafter established or used for any purpose whatsoever by any department or bureau of the City shall be based on "mean sea level" as established by the United States Geodetic Survey.
B.
The official bench mark for all City purposes hereafter shall be the aluminum tablet set in the west wall of the Broome County Court House north of the original entrance to the basement of the building. The elevation of the official bench mark is established as 866.056 feet above mean sea level. For purposes of comparison elevation 866.056 feet above mean sea level shall be taken as equal to elevation 14,650 feet above City datum as formerly used.
