12.B) Waiver #02-24 O-N Minerals (Chemstone) Company d/b/a Carmeuse Lime & Stone, Inc.  Request to Waive the Height Limitation in the EM (Extractive Manufacturing) District (Section 165-608.06 Height Limitations) to 90’.  The Property is Located at 351 McCune Road, Middletown, Virginia and is Identified by Property Identification Number 90-A-2 in the Back Creek Magisterial District.