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In many clay materials, you can often expect no swell or shrink. If the material has been placed into a stockpile with no major voids, I would expect a 1:1 volumetric comparison. It just depends on how tight that the stockpile was constructed. If you need to figure out truck counts, I would...

If you have 1.5 TN/CY in place, 1.35 TN/CY in the truck seems reasonable, depending on the material though, because 1.5 or 1.35 TN/CY seem a little light to me. I'd use something between 1.4 and 1.5 for loose density. The yard where you are getting the base ought to be able to give you a good...

I have consulted on quite a few litigations that involved a variety of grading related issues. One problem I have seen as an estimator for grading companies and as a consultant is a disconnect between the estimating for a project and the reality of a construction project. If things get too...

I generally agree with Ingy. What I am a bit confused about, maybe I missed something, what are you using for calculating volumes. The best Hard Dollar bid can be absolutely worthless if the volumes are wrong. I have been a big Agtek guy for years. I have seen too many engineer volumes out...