Updated on June 13, 2023
Forty years ago, the rehabilitation of an egg-shaped sewer was successfully completed in the London Borough of Hackney. Those who were involved with this seemingly inconsequential project in 1971 had no idea this would be the catalyst that changed the way pipes are rehabilitated and become a billion-plus dollar worldwide industry.
At the time (as the story goes), future Insituform founder Eric Wood was an agricultural engineer and innovative guru who was brought in to find a solution for a leaky pipe in an air duct located above beds of mushrooms at a mushroom farm. Outright replacing the pipe would be expensive and tricky due to its location.
