Mechanism and field validation of fly-ash grouting for mitigating mining-induced surface subsidence.

Sci Rep · 2025 · PMC12612172 · PMID 41224956

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showed a trendno p-value reported

When the working face advanced to 200 m (near the railway), mining operations were suspended for a period, and the surface showed a trend of lifting due to advance grouting, with a maximum lift of less than 100 mm.

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