Levelling specialists work on remediation in New Zealand

11/11/2011 | New Zealand Herald, The

Re-levelling work to stabilize homes and buildings in New Zealand is going full blast as reconstruction in Christchurch moves ahead. Several methods are used for ground remediation, such as screw piles, low mobility grout made up of cement and sand, and expanding resin. The grout mix is used to fill cavities to stabilize larger commercial buildings and used together with the expanding resin. Crews inject a non-toxic resin into holes drilled into floors and through tubes embedded into the ground surrounding the buildings, which expands to fill empty spaces and exerts pressure enough to lift the uneven concrete slab foundations.

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New Zealand Herald, The

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