Layering the corrugated pipes according to the design paper and fasten them, the channel should be smooth and without any angle. All the joint length of the pipe should obey the principle of the 5d, then use a bigger size corrugated pipe socket, symmetric tighten and protect the joint of the pipe in case of the mud.
Under the construction, the personnel, machinery, vibration rods couldn’t male collision with the pipeline.
The pipes should be checked carefully before pouring concrete carefully. We should mainly check whether there are holes on the channels, the joint is fasten well, the position of the channel is right or not. After checked carefully, then adopt the method of ventilation air compressor to ensure the pipe’s clear.
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