Last Updated:2025/11/19

Before constructing the foundation, engineers drilled to confirm that the bedrock was continuous and free of fractures.

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Before constructing the foundation, engineers drilled to confirm that the bedrock was continuous and free of fractures.

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基礎を施工する前に、技術者は基岩が連続していて亀裂がないことを確認するために掘削を行った。

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