Borough building or use, such as administrative, service or storage building, community center or library, public utility building, grounds or facilities, local public utility line, television or radio station, telephone central office, and electric substation, but not including utility service yard, business office, storage garage or any similar use not ordinarily appropriate in a predominantly residential environment except where such use may be permitted by the Zoning Hearing Board as a special exception where it is determined that the placement of the particular use in the proposed location is a public necessity.