I often use my own soil classification terms internally for the soils requiring void forms. I call it ”YUK”, on a scale of 1-5, but it’s YUK at any termed scale of magnitude. With particular focus on grade beam sections, the voided space is generally thought of as being “neutral” to...
thread507-223669
I noticed the above discussion and wanted to add that we have done some research and tested some aspects of the previous thread. With Expansive soil conditions to deal with, either expansive clays or frost heave, under certain and not so uncommon instances, water can and does...
There are six Important Values that have not been stated in these reccomended considerations for either of the proposed void products. Especially the cardboard.
(1) Length of time between initial void form placement, cover and section casting.
(2) Effects of Soil Poision Treatment moisture...