Zoning Permit – Special Exceptions 2501 Welton Decision for BOA Case #150-15 20 January 2016 by Welton Corridor Zoning Permit – Special Exceptions 2501 Welton for BOA Case #150-15 date: 20 January 2016 read the entire hearing document PDF Contact: Board of Adjustments for Zoning Appeals 720-913-3052 source: City of Denver email 20 January 2016.