METHOD OF MAKING A HUGE ELONGATED SPACE OF SQUARE OR RECTANGULAR CROSS SECTION UNDER THE GROUND

Disclosed is a method of making a huge elongated space of square or rectangular cross section under the ground. The outer shell of the huge elongated space is built in the form of integral arrangement of lateral shell-units having shielded passages therein. Such a huge underground space can be made...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	TACHIKAWA, YUJI, UKEGAWA, MAKOTO, SISEKI, AYAO, TADA, KOJI, TANIGUCHI, TORU, NAKAGAWA, MASAHIRO
Format:	Patent
Sprache:	eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING SHAFTS TUNNELS
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