PRECAST ARCH BOX STRUCTURE HAVING SEGMENT JOINT PART

PRECAST ARCH BOX STRUCTURE HAVING SEGMENT JOINT PART

A precast arch box structure including a horizontal restraint type segment joint is provided to allow rotary displacement on a joint of segments as a hinge, and to prevent horizontal displacement caused by horizontal load applied by eccentric earth pressure or earthquake load, etc. A precast arch bo...

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Bibliographische Detailangaben
Hauptverfasser: WOO, HYEUK KUN, HWANG, HOON HEE, HONG, SE KYUN, LEE, SEONG WON, KIM, YOUNG JIN, LEE, GYU PHIL
Format: Patent
Sprache:eng
Schlagworte:
EARTH DRILLING
FIXED CONSTRUCTIONS
GALLERIES
LARGE UNDERGROUND CHAMBERS
MINING
SHAFTS
TUNNELS
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Beschreibung
Zusammenfassung:A precast arch box structure including a horizontal restraint type segment joint is provided to allow rotary displacement on a joint of segments as a hinge, and to prevent horizontal displacement caused by horizontal load applied by eccentric earth pressure or earthquake load, etc. A precast arch box structure(100) is divided into two first segments(110) located adjacently to two foundations, and a second segment(120) put on the two first segments to make two ends abut on the two first segments, wherein a lateral confinement member is mounted to a joint of the first segment and the second segment and composed of a first fixing plate and a support plate welded partially and fixed on the first fixing plate.