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Recent content by DirtMD

  1. DirtMD

    Bridge Abutment Piles and adjacent Surcharged Embankment

    I am curious to see where this thread will go. This is not a case history but I think the following question can be raised more and more as accelerated bridge construction techniques are being utilized. Here are the possible project circumstances: A row of 18 driven bridge abutment pile...
  2. DirtMD

    Shear rate of CD Direct shear

    ...AZURITE, Have you found any literature that has addressed your comment regarding overconsolidated clays or bedrock samples. I really think there are a lot of consultants running the test much faster than ASTM, and I'm not aware of many failures being traced back to the rate at which a direct...
  3. DirtMD

    TEST TO DETERMINATE COLLAPSE POTENTIAL

    Realizing my question is soil dependent, .....How long should the soil specimen be allowed to sit after being inudated with water, 1hr, 4hr, 24hr, or more? Is an hour of similiar dial readings adequate or have soil structures been observed that can hold together longer?

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