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Recent content by nec105

  1. nec105

    Maximum dry density

    Thank you all. "Seems like the spec was a standard used without thinking . . " I agree BigH.
  2. nec105

    Maximum dry density

    Ron, I am working on a project where the contractor is proposing to use a material with oversize rocks (80%)and the material meets the project fill specification. However all fill material used on-site has to be compacted to 95 % of MDD (ASTM D 1557)as per the project fill placement criteria...
  3. nec105

    Maximum dry density

    Thanks!! for the info. Sorry for the confusion as you can tell that i am new to this.
  4. nec105

    Maximum dry density

    What is the proper way of verifying the compaction of a material that contains more than 30% oversize rocks?
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