A contingent use is one which is likely or liable, but not certain to occur; and which is not inappropriate to the principal use of the district in which it may be located. Such uses are permitted in the districts indicated in Figure 7, subject to the provisions herein.

When so located shall conform to the requirements of the district in which the contingent use is permitted, except that the number of parking spaces to be provided shall conform to the requirements of Figure 7. The required number of parking spaces shall be provided on the same lot with the use or within 300 feet thereof on a site approved by the board.

A.

Whenever a contingent use is expanded or enlarged parking spaces shall be provided for the expanded or enlarged portion thereof in accordance with the requirements of this section.

B.

A church or temple requiring public parking area at times when nearby users do not need their parking facilities may, by agreement approved by the board, utilize such facilities in lieu of providing their own parking facilities.

The maximum building height for contingent uses shall be as provided in Figure 8.

A.

The maximum building height requirements in Figure 8 may be increased if buildings are set back from front and rear property lines one foot for each two feet of additional building height above the maximum building height requirements.

B.

In all districts spires, church steeples, chimneys, cooling towers, elevator bulkheads, fire towers, scenery lofts, and essential mechanical appurtenances may be erected to any height not prohibited by other laws or ordinances.