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  1. BenjaminR

    Compaction grouting

    Hi pelelo, if I may add my two cents: In my experience, compaction grouting is usually terminated ~10 feet below the surface because there is not enough overburden to allow the grout to compact the soil. Yes, you can get heaving, but the in situ soil is still below your target compaction...
  2. BenjaminR

    Reviews on Material Testing Equipment (Gilson, Humboldt, Forney, Troxler, Transtech, etc)

    I'd be curious to know where you are setting-up shop...My experience has been that the various brands provide good quality at similar prices. Some items are even made by the same manufacturer and rebranded. As for value, you can skip the automated machines (pneumatic proctors, for instance) and...
  3. BenjaminR

    using nuclear density guage for soils with moisture content in 30% to 50% range

    I know I'm late on this, but want to reply for anyone else that stumbles across this post... Nuke gauges have problems when the water content approaches/exceeds ~35 pcf of water, regardless of the percent moisture content. The wet density tends to be accurate, as such I'd take a nuke test and a...
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