There is a formula for obtaining the CBR value from plate bearing tests in the UK DMRB, IAN 73/06. It is
CBR % = 6.1 x 10^-8 x (k762)^1.733
There is no worked example in the current version of this document. An example in an older version (DMRB Volume 7 Section 2 Part 2) suggests that the...
I'm working on an electrical substation on a river estuary site in England. The ground investigation has found that the site is underlain by around 5m of pulverized fuel ash fill, over about 6m of alluvial soils, the top 3m of which is fibrous peat. Below the alluvium are river gravels and...