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Sewer blockages are quite common at present in small as well as big cities worldwide. This has become alarming due to the use of polythene bags and other solid materials which are dumped into the sewer system. The sewer lines get frequently choked leading to their blockage and overflow which results in sanitation problems and creates health hazard for citizens. Detection of blockage point is difficult...
The presently available sewer inspection equipments based on CCD cameras have limitations and problems, as it requires the sewer lines to be drained. In this paper an automatic robotic sewer inspection equipment is proposed which uses ultrasonic sensors instead of CCD cameras. Hence it can work in water filled pipes without any need to drain it. Its working is controlled by embedded system. This can...
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