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Soil remediation

If a developer wanted to use a site consisting of mostly sandy soil, with a 6 foot top layer of expansive clay, what are the two best strategies to employ? Choose 2
A. remediate the soil by adding a layer of organic fill and recompact this layer.
B. remove and replace the soil with a gravel sand mixture.
C. place the foundations below the 6 foot layer on the underlying sandy soil.
D. nothing, top layer is appropriate for foundations.
Answer
ARE 4.0 exam prep

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