Structure for comprehensively reinforcing pier through UHPC and reinforcing mesh and construction method of structure

• Main Authors: LI HUI, LIN FAJIN, XIA ZHANGHUA, WANG MINGLIU, XIE JUN, ZHANG JINHAI, ZHU SANFAN
• Format: Patent
• Language: Chinese; English
• Published: 01.08.2023
• Subjects: ASSEMBLY OF BRIDGES; CONSTRUCTION OF BRIDGES; CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES; FIXED CONSTRUCTIONS; OR VIADUCTS

The invention relates to a structure for comprehensively reinforcing a pier through UHPC and a reinforcing mesh and a construction method thereof.The structure comprises a UHPC reinforcing layer and the reinforcing mesh, the UHPC reinforcing layer is arranged on the outer side of a reinforced pier column in an inverted trapezoid shape, the reinforcing thickness of the upper portion of the UHPC reinforcing layer is larger than that of the lower portion of the UHPC reinforcing layer, and the reinforcing mesh is arranged in the UHPC reinforcing layer; and the reinforcing mesh is embedded on the reinforced pier column. The construction method of the structure comprises the following process steps: (1) chiseling the reinforced section of the reinforced pier column on a construction site, and then cleaning dust and residues on the pier column; (2) steel bars are planted on the pier column, transverse steel bars and longitudinal steel bars are bundled in a staggered mode and fixedly connected with the planted steel