Shotcrete Walls ( or Spraycrete )

[info]Shotcrete is a mortar or concrete that is pneumatically projected or sprayed by a nozzle with high velocity on the prepared surface. The whole system is also known as spraycrete.[/info]

Spraying shotcrete walls.

Types of Shotcrete Walls

There are basically two types of shotcreting processes

  • Dry-mix process and
  • Wet-mix process.


Shotcrete is very useful and has great advantages over conventional concrete in a new variety of construction and repair works.

  • Excellent bonding in nature makes the concrete layers very strong.
  • It is more economical than conventional concrete and requires less formwork.
  • The Concrete can be applied by a nozzle from a safe distance.


  • The production cost is very high.
  • Dusting problems.
  • So many wastages of concrete.


  • Thin overhead vertical or horizontal surfaces.
  • Curved or folded sections like tunnels, canals, reservoirs, or swimming pools, and pre-stressed tanks.
  • Stabilized rock slopes.
  • Restoration and repairing of old building and fire-damaged structure.
  • Waterproofing walls etc.

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