STEEL PIPE ROOF CONSTRUCTION METHOD OF ROAD AND RAILROAD LOWER PART

A steel pipe roof construction method for constructing a long-span underground structure under a road and a railroad is provided to form a long-span underground structure, to cut down on construction expenses and to shorten a period of construction by forming a slab by installing steel pipes under t...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	MOON, BYUNG KWAN
Format:	Patent
Sprache:	eng
Schlagworte:	EMBANKMENTS EXCAVATIONS FIXED CONSTRUCTIONS FOUNDATIONS HYDRAULIC ENGINEERING SOIL SHIFTING UNDERGROUND OR UNDERWATER STRUCTURES
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