Window and windowless sampling are methods of soil extraction that retain the various horizons of the soil, so that they may be analysed, measured and profiled.

Constructive Evaluation was recently commissioned to carry out a Site Investigation to an island situated on the River Thames. Before we could carry out our investigations, we first had to get to the island

Constructive Evaluation were recently asked to undertake some boreholes at a site in West Sussex where access was a little narrow.