Harry Butler, P.E., shows Pete Richter of A.W. Oakes how to test soil type during a recent competent-person for trenching and excavation class. Understanding soil characteristics is one key to safe ...

Do your counter employees know the difference between cohesive and granular soils? Do they understand what impact force is? Or vibratory force? If the answer is no, they need to read this article.

Both reversible plates and trench rollers can compact soil in confined spaces. When considering which type of compactor to use, the type of soil and the size of the job need to be taken into account.