After receiving reports of the work of the leader, the captain must work direct or commissioned for technicians to check the accuracy of all the top wait for sewer lines. Position the horizontal to the vertical coordinate of the top of the wait is not too misleading 5 mm compared to specify the location of the devices in the design and size of the equipment provided by the manufacturer. Cases of false detection, techniques must ask the leader repaired in time before the leak testing work conducted.
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