Arboricultural Storm Clearance of the Southern Trail Head and Other Trees at Castlewellan Forest Park, Co Down. Tree works & clearance that are undertaken must be completed in a timely and highly professional manner by staff that are competent in the tasks expected of them and aware of the sensitive nature of the works that they undertake. The maintenance, making safe and conservation of the council’s tree resource is paramount to outdoor locations across the district. Clearance and post storm rectification works are paramount to this.