Railway Viaduct Over River Nidd Waterside Knaresborough North Yorkshire
1 - Installation of non-lethal bird repellent gel discs on the stringer course of the structure directly above no. 15a Waterside (ONLY). The gel pods are a low profile solution consisting of self stick dishes (65mm x 8mm) placed at 25mm centres. 2 - Removal of vegetation from the stringer course of the viaduct (both elevations).