Open Access

ARTICLE

Bending Stiffness of Concrete-Filled Steel Tube and Its Influence on Concrete Placement Timing of Composite Beam-String Structure

Zhenyu Zhang¹, Quan Jin¹, Haitao Zhang¹, Zhao Liu¹, Yuyang Wu², Longfei Zhang², Renzhang Yan^2,*

1 CCCC Third Highway Engineering Co., Ltd., Beijing, 101300, China
2 School of Civil Engineering, Chongqing Jiaotong University, Chongqing, 400074, China

* Corresponding Author: Renzhang Yan. Email: