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How Sonar Helps Us in the Process of Drainage Work

March 29, 2017

Sorting out a drain problem is a process, because issues around damaged and blocked drains can be complex, especially as much of what goes on is normally unseen. One part of this process involves conducting a drain survey using CCTV. This tells us a certain amount about a drainage network. The next thing we must […]

The Benefits of Sonar, from Subs to Drain Tracing

September 15, 2016

Sonar is all about sound propagation, and when used in drain tracing it is active, whereby emitted pulses give back echoes to help with acoustic location. The word sonar is originally an acronym for Sound Navigation And Ranging, and it first began to be used in the early part of the 20th century, possibly as […]