494 A.2d 1158 Keystone Chemical Company, Inc., Appellant v. The Zoning Hearing Board of Butler Township and Butler Township, Appellees. Commonwealth Court of Pennsylvania.Argued May 7, 1985 June 19, 1985. Zoning — Special exception — Burden of proof — Flood plain. 1. The applicant for a special exception under a zoning ordinance has both the […]