Utility Locating: The Importance of CCTV Inspection
The need for utility locating in any process; construction, demolition or excavation is a very important and necessary step for any further job to be done. CCTV inspection underground is a very popular method for locating underground drain, sewerage and electrical lines, especially in inaccessible areas.
CCTV inspection is a non-destructive and proactive method of utility locating. This method is using mobile camera technology, collecting visual data about the location of the existing underground utilities. Besides determining the locating of the underground utilities, this method allows determining any problem associated with the drain and sewerage lines, such as blockages or damages. Precisely because of this possibility, it is called a proactive method.
More and more utility companies are using the CCTV inspection method, because >f its accuracy and speed. Underground lines are complex, especially in major cities. Consider it like a net of various sewerage, drain and electrical lines and damaging them can cause unexpected and expensive problems. If any problem occurs, such as damaging or blocking some pipes, workers need to dig for several days or even weeks to detect the problem. The method of CCTV inspection facilities the process by obtaining recorded documentation, used by the engineers. After reviewing the documentation, engineers will give instructions to the workers which areas should be avoided for smoothly running of the process.
Situations in which underground pipes need to be replaced due to damage or disuse are common. Instead of assuming where the pipes are located, it is best to use the CCTV inspection method. It is even possible to determine the length, depth and the type of the pipes. It is not necessary to waste time digging and damaging the surrounding objects.
Did you know that CCTV stands for Closed Circuit Television? This method uses mobile advanced cameras, making the underground as a clear and light place. An interesting fact is that these cameras can get in pipes as small as 50mm in diameter to as large as 2m in diameter. They are remotely operated from above, for distances of up to 500m.
During demolition or construction, workers can come across concealed objects in the concrete walls. Their presence can be detected by CCTV inspection method. Reliance on data from this method makes it easier and faster for everyone involved in the process: from engineers to workers.
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