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?

With the improved weather conditions spring usually brings, the end of March is the best time to perform a percolation test. Find out why you might need one

This week, we are rolling back the clock to a Parallel seismic testing job at Wembley Central railway station in 2012.