Regarding this question and others of similar nature, I dont know what is recommended by the ACE, PCA etc but in the UK crack widths are controlled by the size, spacing and cover of the rebar. In general, having calculated the required area of reinforcement for flexural purposes, the anticipated...
I too have a problem relating to dynamic compaction in that I have always thought that its use was for the "densification" of relatively fine grained soils. We are receiving a proposal to use it to compact rock fill (overlaying bed rock) in which the particles range up to 1.5 meters in...