Laser Surveys

Topographical Surveys, Land Surveys, Building Surveys And Underground Drainage Surveying

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A Practical Guide For Underground Services Location and CCTV Drainage Surveys

Acoustic

A transonde is connected to either a tap or hydrant, water is run off and the transonde induces a sound signal through the water.
This signal is then traced using a RD500 receiver ( a device like a stethoscope). This system is primarily designed for domestic mains up to 50mm diameter.

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Last Updated Monday, August 8, 2005 16:01