Fully-fabricated steel-concrete slab truss combined bridge

• Main Authors: ZHU ANJING, SUN MINGHE, PU BEICHEN, TONG JINGSHENG, LIU YONGJIAN, MA JUN, KANG QIAN, GAO JINCHUN, PANG WEI, LEE SAM-YOUNG, MA GUOGANG, LIU BIN, LI MAOJUN, WU PING, JIANG LEI
• Format: Patent
• Language: Chinese; English
• Published: 09.05.2023
• Subjects: ASSEMBLY OF BRIDGES; CONSTRUCTION OF BRIDGES; CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES; FIXED CONSTRUCTIONS; OR VIADUCTS

The utility model discloses a full-assembly type steel-concrete slab truss combined bridge, belongs to the field of bridge engineering, and solves the problems that a steel truss steel pipe wall of a traditional steel-concrete combined structure bridge is prone to buckling and complex in structure. The prefabricated concrete-filled steel tube bridge comprises a prefabricated main beam and a prefabricated bridge pier, the prefabricated main beam comprises a truss and a prefabricated concrete bridge deck, the prefabricated bridge pier adopts a box type concrete-filled steel tube bridge pier, an inner cavity of the box type concrete-filled steel tube bridge pier is provided with two rectangular cavities, and first strip-shaped steel plates are arranged on the peripheries of the inner walls of the cavities; a plurality of holes are formed in the first strip-shaped steel plate, the cavity is filled with steel fiber reinforced concrete, and the box type steel pipe concrete pier is connected with the truss. The asse