Planning advisors to the developer of what could be Dublin’s tallest building have asked An Bord Pleanála to “overturn” a decision by Dublin City Council to shoot down its 24-storey tower on the site of the former City Arts Centre. John Spain & Associates (JSA) has submitted a 66-page appeal on the behalf of the developer of the site, a company called Ventaway, which is backed by David Kennan and Winthrop engineering group founder Barry English. The planning consultants said the proposed development has been “designed to a high architectural standard in accordance with the policies and objectives of the…