A stress-path dependent stress-strain model for FRP-confined concrete

MH Lai, YW Liang, Q Wang, FM Ren, MT Chen… - Engineering …, 2020 - Elsevier
High-strength concrete (HSC) has higher strength-to-weight ratio and stiffness than normal-
strength concrete (NSC). Therefore, the use of HSC can decrease the construction and …

Experimental study on the seismic behavior of RC shear walls after freeze-thaw damage

XL Rong, SS Zheng, YX Zhang, XY Zhang… - Engineering Structures, 2020 - Elsevier
Previous research shows that frost action represents one of the most dangerous threats to
reinforced concrete (RC) structures. However, very few experimental studies have been …

Framework to optimise two-dimensional DIC measurements at different orders of accuracy for concrete structures

Q Liu, DTW Looi, HH Chen, C Tang, RKL Su - Structures, 2020 - Elsevier
Despite the widespread application of digital image correlation (DIC) method in concrete
structures, there is no standard procedure to systematically optimising the parameters of …

Experimental investigation on mechanical behavior of segmental joint under combined loading of compression-bending-shear

W Ding, Y Gong, Y Qiao, C Gong - Tunnelling and Underground Space …, 2020 - Elsevier
The non-circular tunnels, for example the quasi-rectangular tunnel, may generate a
considerable shear force at their shoulder joints owing to the geometry effect. To investigate …

Seismic behavior of frost-damaged squat RC shear walls under artificial climate environment: a further experimental research

XL Rong, SS Zheng, YX Zhang, LG Dong, H Liu… - Archives of Civil and …, 2020 - Springer
In cold environment, the damage of freezing and thawing poses a great threat to the safety of
concrete structures. In this study, six frost-damaged squat reinforced concrete (RC) shear …

Experimental investigation of the process of corrosion-caused cover cracking

Y Zhang, RKL Su - Construction and Building Materials, 2020 - Elsevier
Corrosion-caused cover cracking can lead to the serious deterioration of reinforced concrete
(RC) structures. However, only a few experimental studies in the literature have examined …

Simplified seismic axial collapse capacity prediction model for moderately compressed reinforced concrete shear walls adjacent to transfer structure in tall buildings

Z Shan, DTW Looi, B Cheng… - The Structural Design of …, 2020 - Wiley Online Library
Nonseismically detailed reinforced concrete (RC) shear walls adjacent to transfer structure
in tall buildings are found to have short shear spans and designed to hold considerable …

Dynamic stress response in the nanocomposite concrete pipes with internal fluid under the ground motion load

B Keshtegar, J Tabatabaei, R Kolahchi… - Advances in concrete …, 2020 - koreascience.kr
Concrete pipes are considered important structures playing integral role in spread of cities
besides transportation of gas as well as oil for far distances. Further, concrete structures …

Seismic axial collapse of shear damaged heavily reinforced shear walls experiencing cyclic tension–compression excursions: A modified Mohr's axial capacity model

D Looi, R Leung Su - Journal of Earthquake Engineering, 2020 - Taylor & Francis
ABSTRACT A special class of reinforced concrete (RC) shear wall is identified with short
shear span, attributed to the high coupling degree in the elastic design of tall buildings …

Pseudo-static test research on EBIMFCW with different shear-span ratio

S Li, G Lin - International Journal of Structural Integrity, 2020 - emerald.com
Purpose The purpose of this paper is to study the seismic performance of the energy-saving
block and invisible multi-ribbed frame composite walls (EBIMFCW), changing the shear …