Construction projects of any scale require a strong foundation to ensure the safety and structural integrity of the built environment. Geotechnical investigations play a crucial role in the early stages of construction, helping engineers and designers gain valuable insights into the ground conditions on which a project will be built

Trial pits (sometimes known as foundation pits, trial holes & trial trenches) are Constructive Evaluation’s most common geotechnical works. But what exactly are they and why do we use them?