UNDERGROUND CONTINUOUS WALL EXCAVATION SYSTEM, AND ADHESION SUPPRESSION METHOD OF COHESIVE SOIL OF UNDERGROUND CONTINUOUS WALL EXCAVATION SYSTEM

To provide an underground continuous wall excavation system and an adhesion suppression method of cohesive soil of an underground continuous wall excavation system capable of suppressing adhesion (sticking) of cohesive soil to a drum cutter of a rotary excavator.SOLUTION: An underground continuous w...

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Bibliographic Details
Main Authors SHIMIZU YUZURU, NAGASAWA MASAAKI, KOMORIDA TETSUYA, TERAMOTO MUNEHIRO
Format Patent
LanguageEnglish
Japanese
Published 08.02.2024
Subjects
DREDGING
FIXED CONSTRUCTIONS
FOUNDATIONS
HYDRAULIC ENGINEERING
SOIL SHIFTING
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Summary:To provide an underground continuous wall excavation system and an adhesion suppression method of cohesive soil of an underground continuous wall excavation system capable of suppressing adhesion (sticking) of cohesive soil to a drum cutter of a rotary excavator.SOLUTION: An underground continuous wall excavation system 1 comprises: a rotary excavator 30 excavating an excavation groove 320 in a ground 310; a stable liquid preparation portion having a fine bubble generator 22 and preparing a stable liquid for excavation; and replenishing means 40 replenishing the stable liquid to the excavation groove 320.SELECTED DRAWING: Figure 1 【課題】回転式掘削機のドラムカッターへの粘性土の付着（粘着）を抑制することができる地中連続壁掘削システム、および地中連続壁掘削システムの粘性土付着抑制方法を提供する。【解決手段】地盤３１０に掘削溝３２０を掘削する回転式掘削機３０と、ファインバブル発生装置２２を有し、掘削用の安定液を調製する安定液調製部と、安定液を掘削溝３２０に補給する補給手段４０と、を備える、地中連続壁掘削システム１。【選択図】図１
Bibliography:Application Number: JP20220120467