In expansion of the declaration of legislative intent contained in § 116-2, it is hereby declared to be the intent of this article with respect to the uses permitted herein to establish reasonable standards for the height and size of buildings, the area and dimensions of yards and open spaces, and the provision of facilities and operation of industries to minimize traffic congestion, noise, glare, vibration, air pollution, water pollution and fire and safety hazard in the EX Extraction District. It is the further intent of this article to promote the rehabilitation of areas formally used for extraction uses for residential uses compatible with neighboring property, as defined herein.

The Board of Supervisors may authorize as an amendment to the Zoning Map the designation of an area as an Ex Extraction District for the location of extractive uses and residential uses following rehabilitation of the area of extraction. In an Ex Extraction District, the following regulations shall apply.

In an Ex Extraction District, a building may be erected, altered or used and a lot may be used or occupied for any of the following purposes and no other:

Residential use standards shall be those applicable provisions in Article VII (AAA Residential District), § 116-43 et seq.