How the Toilet Changed History

How the Toilet Changed History — page 9
LONDON S NEW SEWER SYSTEM When Joseph Bazalgette began the sewer project in London he faced the challenge of building a system underneath the streets of the world's largest city Bazalgette began with meticulous designs laying out not only the plans but also every aspect of the project down to the details of the design of the nuts and bolts to be used He recruited 22 000 laborers to dig the system by hand using picks and shovels In total they removed 3 5 million cubic yards 2 7 million cubic m of soil The tunnels themselves were constructed with bricks and cement rather than factory made pipes Overall the project took 18 years to complete disrupting horse drawn traffic across London and causing some of the world's first traffic jams But the project deemed the greatest civil engineering feat of its time was an enormous success because London's city streets were cleaned up and health improved More important the system designed for 2 5 million people is still in operation serving three times the number of inhabitants Yet as disgusting as it was for Londoners it finally forced the government to take real action The Metropolitan Board of Works in London was at last given the money and the power to address the problem Within a few days the board appointed Joseph Bazalgette as chief engineer He designed and oversaw all aspects of the new sewer system in London His designs included large sewers fed by smaller local sewers which intercepted waste before it reached the Thames The large sewers collected all waste and deposited it into the Thames east of Bazalgette's design for London's first sewer system was an engineering