DESCRIPTION:
GFRP reinforcement device for consolidating, stabilizing and reinforcing soil during tunnel excavations, with localized conduction function of consolidating expansive mixtures. Composed of a central fiberglass element, obturator bags, and injection tubes.
ADVANTAGES:
• Large consolidation area
• Soil recompression
• Control of consolidating levels individual areas
• Low shear strength
• Can be used with resin and expansive mixtures
• Confined injections
APPLICATIONS:
• Excavation with traditional method
• Face bolting