HMP Five Wells - Concrete works

G4S are currently in the pre-mobilisation phase for a new prison, HMP Five Wells, and have a requirement for a concrete base to be installed. Below are our requirements: - Include the removal of topsoil - 200 to 300mm deep Concrete base - Size of the base: 20m x 40m - Allowance for suitable water & rain run off connected to existing drainage system - Include an electrical upstand suitable for a 3ph supply to a compactor, (supply provided from the nearby building) The work will need to be completed between November...