Tunnel drainage system and construction method thereof

The invention discloses a tunnel drainage system and a construction method thereof. The system comprises an annular drainage pipe arranged along the cross section of a tunnel and longitudinal drainage pipes arranged on the two sides of the tunnel. The bottom of the annular drainage pipe is communica...

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Bibliographische Detailangaben
Hauptverfasser:	WU QIANG, TAO YONGHU, SHEN LINHUI, CHEN JIANXIN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING CLEANING CLEANING IN GENERAL EARTH DRILLING ENGINEERING ELEMENTS AND UNITS FIXED CONSTRUCTIONS GALLERIES GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING JOINTS OR FITTINGS FOR PIPES LARGE UNDERGROUND CHAMBERS LIGHTING MEANS FOR THERMAL INSULATION IN GENERAL MECHANICAL ENGINEERING MINING PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL PIPES PREVENTION OF FOULING IN GENERAL SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS SEPARATION SHAFTS SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING THERMAL INSULATION IN GENERAL TRANSPORTING TUNNELS WEAPONS
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