DYWIDAG Strand Anchors

TWIN-Corr System

• Long-lasting system for permanent use (more than 100 years)
• Double Corrosion Protection (DCP) achieved by strands that are greased, individually sheathed and covered by one corrugated sheathing at the factory
• Additional protection of the bonded length by a second, concentric corrugated sheathing – two plastic sheathings in the bonded length as well

Fields of Application

• Permanent tiebacks
• Uplift control
• Positional stability
• Rock stabilization

1. Cap
2. Wedge
3. Bearing Plate
4. Sealing Rings
5. Individually sheathed and greased Strands
6. Corrosion Protection Compound

7. Wedge Plate
8. Inner Corrugated Sheathing
9. Strands
10. Spacer
11. Exterior Corrugated Sheathing
12. Grout Body