Single-storey extension with porch and new wastewater system for dwelling at Newcastle, Oldcastle

Joan Gilsenan proposes to extend her single-storey dwelling at Newcastle, Oldcastle with a family flat extension to the side and rear, incorporating the existing garage with elevation changes. A porch will be added to the front. Internal alterations are also planned. The existing septic tank will be decommissioned and replaced with a new sewerage treatment unit and percolation area. The…