Tracked Changes. Fences. Specification for anti-intruder fences in chain link and welded mesh|Strength of materials, Meshes, Crime prevention devices, Ordering, Installation, Fences, Fence posts, Chains, Barriers, Dimensional tolerances, Reinforced concrete, Wires, Steels, Gates, Locking and locating devices, Concretes, Struts, Dimensions, Wire netting, Barbed wire, Corrosion protection, Bars (materials), Erecting (construction operation), Certificates of conformity, Hinges, Components, Supports, Anti-vandalism measures, Anti-burglar measures