Mapei: Injection Solutions for Underground Construction

Injection can be defined as the introduction of a material with pressure into the ground or a structure for waterproofing and for consolidating voids, cracks and porosity. Generally, the injection can be categorised as Pre Injection and Post Injection.

Pre Injection is cost effective in the following:
  • Water Ingress reduction
  • Ground zones with fractured rocks or weathered rocks
  • Unstable ground
Post Injection is carried out in the following situations:
  • Rehabilitations
  • Structural cracks in concrete
  • Unexpected water ingress
  • Rehabilitation in concrete structures
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Published on 08 May 2019
Published in NBM&CW May 2019
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