The New A417 Road Cut Reveals 170 Million Year Old Limestone | Birdlip

Sometimes the best geology is revealed by engineering. Just a mile from Crickley Hill Country Park, the new A417 "Missing Link" project at Birdlip has exposed spectacular sections of the Birdlip Limestone Formation, rocks that were formed around 170 million years ago during the Jurassic Period. In this short video, we take a look at the impressive new road cutting and see how modern engineering is uncovering ancient geology. 🎥 Subscribe for more geology, engineering and field exploration:    / @downtoearthgeologist   #geology #birdlip #a417 #engineering #jurassic #limestone #roadconstruction #fieldgeology #geologist