PROJECT PROFILE Summary Mainmark corrected the recurring subsidence that caused a dangerous potholing. Originating from mine subsidence, the pothole had recurred due to voiding of non-cohesive soils approximately 7m to 8m below the ground surface within old and abandoned coal workings. Correction was effected by acrylic resin injections. Objectives The objective was to stabilise the ground to nullify or greatly reduce the likelihood of fur

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