Maintenance mode of middle beam for maintenance of large expansion joint

The invention discloses a middle beam maintenance mode for maintenance of a large expansion joint, and relates to the technical field of expansion joints. The method comprises the steps that S1, all center sills are restored to original positions through an expander (the distance between the center...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	SONG XIA, ZHANG BO, QIN LIYUAN, NAN YUCHEN, YANG HAIYANG, XU GUIDONG, FENG QIANQIAN, LIU HAIXIA, HU HONGJIA, GUO HONGKUN, CAO HUAN, MU XIAOJING
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ASSEMBLY OF BRIDGES CONSTRUCTION OF BRIDGES CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES FIXED CONSTRUCTIONS OR VIADUCTS
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