TUNNEL REHABILITATION

Shotcrete can be used for Strategic Structural Reinforcement

Most common damages

  • Water Inflow
  • Joint Damage
  • Scaling and spalling at the surface
  • Deformations (side walls, crown) / Invert heave up
  • Surface deposits and discoloration
  • Cavities behind lining
  • Accumulation of water in invert
  • Cracking
  • Exposed reinforcement / Corroded reinforcement
  • Weathered surfaces
  • Honeycombing
  • Deposits in drainage system, drain clogging
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