Installation and repairs to culverts at Chippenham Fen NNR

NE appointment under Construction (Design and Management) Regulations 2015 the role of Principle Contractor and Designer to Supplier to cover: 1) Shall build up soil over two existing culverts to raise the level at position 1 & 4. At position 1 to bring in stone to provide additional cover, approximately 300mm over the culvert using granite -20mm to dust type one (circa 20 ton) will be used. Compact and grade the surface. At position 4 on map -To make up ground on the cross over point of the two ditches and reed be...