Elios was used to complete the inspection of a damaged section of sewer infrastructure in Barcelona, Spain.
Wastewater infrastructure inspection offers some obvious challenges.
Because almost all of the system is hidden from view, the ways to inspect the pipes without a drone is either to dig them up – only done in the case of an emergency – , to use small cameras attached to ground-based robots or to send people inside.
In Barcelona, inspectors and engineers faced an immediate challenge. A critical piece of the infrastructure, a wastewater interceptor serving 5 municipalities in the Barcelona area and transporting a large volume of waste to the treatment plant, suffered a break during recent storms.
Running along the shore of the Mediterranean, the pipe had been damaged by heavy surf and was leaking 500 cubic meters per second of raw sewage into the sea.
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