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Priority to JP1984158383UpriorityCriticalpatent/JPH04103Y2/ja
Publication of JPS6176827UpublicationCriticalpatent/JPS6176827U/ja
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Publication of JPH04103Y2publicationCriticalpatent/JPH04103Y2/ja
Connection structure of plate-type vertical drain and circular horizontal drainpipe and method of constructing horizontal drain layer in soft ground using the same
Disposição construtiva em câmara de escoamento rotomoldada fabricada em polietileno para manejo e infiltração de efluente tratado e água pluvial no solo