UNDERGROUND STRUCTURE AND METHOD FOR CONSTRUCTING THEREOF

PURPOSE: An unsupported step underground structure equipped with an upper arch slab using a line backfilling mode and a construction method thereof are provided to reduce time and costs for construction. CONSTITUTION: A construction method of an unsupported step underground structure equipped with a...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	WOO, HYEUK KUN, LEE, CHANG HOON
Format:	Patent
Sprache:	eng ; kor
Schlagworte:	EARTH DRILLING EMBANKMENTS EXCAVATIONS FIXED CONSTRUCTIONS FOUNDATIONS GALLERIES HYDRAULIC ENGINEERING LARGE UNDERGROUND CHAMBERS MINING SHAFTS SOIL SHIFTING TUNNELS UNDERGROUND OR UNDERWATER STRUCTURES
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