Fully-fabricated steel-concrete slab truss combined bridge and construction method thereof

• Main Authors: ZHU ANJING, SUN MINGHE, PU BEICHEN, TONG JINGSHENG, LIU YONGJIAN, MA JUN, KANG QIAN, GAO JINCHUN, PANG WEI, LI SANRONG, MA GUOGANG, LIU BIN, LI MAOJUN, WU PING, JIANG LEI
• Format: Patent
• Language: Chinese; English
• Published: 07.03.2023
• Subjects: ASSEMBLY OF BRIDGES; CONSTRUCTION OF BRIDGES; CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES; FIXED CONSTRUCTIONS; OR VIADUCTS

The invention discloses a full-assembly type steel-concrete slab truss combined bridge and a construction method thereof, 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 fabricated bridge comprises a fabricated main beam and a fabricated bridge pier, the fabricated main beam comprises a truss and a prefabricated concrete bridge deck, the fabricated bridge pier adopts a box type concrete filled steel tube bridge pier, two rectangular cavities are formed in an inner cavity of the box type concrete filled steel tube bridge pier, first strip-shaped steel plates are arranged on the peripheries of the inner walls of the cavities, and a plurality of holes are formed in the first strip-shaped steel plates; the cavity is filled with steel fiber reinforced concrete, and the box type concrete filled steel tube pier is connected with the truss. The constructio