Tree-Protection Plan for Construction Site

I need a detailed, site-specific plan that will keep several mature, old-growth trees safe while construction work takes place nearby. The document must spell out practical measures—root protection zones,... (Budget: £20 - £250 GBP, Jobs: 2D Drafting, 3D CAD, 3D Design, AutoCAD, Building Architecture, CAD/CAM, Civil Engineering, Drafting)