Rockfall Netting
Shri Sai Double Twist Mesh Rockfall netting is used for rockfall mitigation and is used as drapery system to prevent rocks and debris falling on to road, highways and railways. Due to non- ravelling mesh made by twisting continuous pairs of wire through three one half turn (Generally refer as Double Twist) to form hexagonal shape openings, the steel wire mesh can withstand the punching force of the falling stone and without unravelling in the event of wire breakage, thus minimizing loss of property or life .
The Hot dip galvanised wire used to manufacture the double twisted hexagonal wire mesh is soft annealed, low carbon content mild steel wire with heavy zinc coating as per IS 280, EN10224/ASTM A 641. For aggressive natural conditions, Further coating of advance polymer / Polyvinyal Chloride (PVC) coating done of 0.50mm thick uniformly.