Analysis of the influence of new tunnel excavation on the stability of adjacent existing tunnels.

Sci Rep · 2026 · PMC12886929 · PMID 41629494

Europe PMC DOI

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closest p

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boldest claim

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highly significantno p-value reported

13 , it can be observed that the coefficient of determination R 2 is 1, indicating a highly significant correlation between the maximum vertical displacement and both the spacing and the radius of the existing tunnel.

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a decreasing trendno p-value reported

9 , it can be observed that as the spacing L between the two tunnels increases, both the horizontal and vertical displacements of the existing tunnel exhibit a decreasing trend.

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