15. City Consorts Visit to the Brunel Museum, Rotherhithe, 25 July 2023

Eileen Bigg, Master’s Consort and 28 other City Consorts met at the Brunel Museum in Rotherhithe for a fascinating talk on the construction of the first ever tunnel under water. Sir Marc Brunel, a highly regarded French engineer, began his ground-breaking tunnel across the Thames in 1826. Dubbed the “Eighth Wonder of the World”, it pioneered not only the first self-sinking caisson but also a tunnelling shield which protected the diggers. This idea came to Brunel as he observed the “shipworm” munching its way through ship’s timbers and excreting excavated wood behind to reinforce its passage. Marc Brunel and his son Isambard Kingdom Brunel and their workers persevered through dangers such as flood, disease, firedamp, explosions and terrible working conditions. Indeed, Brunel the younger nearly drowned during a particularly vigorous flood. As with many major engineering projects, construction over ran and ran out of money, and was scaled down. Even...