scholarly journals FLEXURAL BEHAVIOR OF CONFINED MASONRY WALLS USING INTERLOCKING CONCRETE BLOCKS SUBJECTED TO OUT-OF-PLANE LOADS

2021 ◽  
Vol 20 (81) ◽  
Author(s):  
Mochamad Teguh
2021 ◽  
Vol 881 ◽  
pp. 149-156
Author(s):  
Mochamad Teguh ◽  
Novi Rahmayanti ◽  
Zakki Rizal

Building material innovations in various interlocking concrete block masonry from local materials to withstand lateral earthquake forces is an exciting issue in masonry wall research. The block hook has an advantage in the interlocking system's invention to withstand loads in the in-plane and out-of-plane orientations commonly required by the masonry walls against earthquake forces. Reviews of the investigation of in-plane and out-of-plane masonry walls have rarely been found in previous studies. In this paper, the results of a series of experimental tests with different interlocking models in resisting the simultaneous in-plane shear and out-of-plane bending actions on concrete blocks are presented. This paper presents a research investigation of various interlocking concrete blocks' mechanical properties with different hook thicknesses. Discussion of the trends mentioned above and their implications towards interlocking concrete block mechanical properties is provided.


2016 ◽  
Vol 142 (2) ◽  
pp. 04015126 ◽  
Author(s):  
Joel Moreno-Herrera ◽  
Jorge Varela-Rivera ◽  
Luis Fernandez-Baqueiro

2020 ◽  
Vol 263 ◽  
pp. 120661
Author(s):  
Amin Al-Fakih ◽  
Bashar S. Mohammed ◽  
M.M.A. Wahab ◽  
M.S. Liew ◽  
Y.H. Mugahed Amran

2021 ◽  
Vol 48 (1) ◽  
pp. 89-97
Author(s):  
Jorge Varela-Rivera ◽  
Joel Moreno-Herrera ◽  
Luis Fernandez-Baqueiro ◽  
Juan Cacep-Rodriguez ◽  
Cesar Freyre-Pinto

An experimental study on the out-of-plane behavior of confined masonry walls is presented. Four confined walls with aspect ratios greater than one were tested in the laboratory. Walls were subjected to combined axial and out-of-plane uniform loads. The variables studied were the aspect ratio and the axial compressive stress of walls. It was observed that the out-of-plane strength of walls increased as the aspect ratio or the axial compressive stress increased. Failure of walls was associated with crushing of masonry. Analytical out-of-plane strength of walls was determined using the yielding line, failure line, modified yielding line, compressive strut and bidirectional strut methods. It was concluded that the experimental out-of-plane strength of walls was best predicted with the bidirectional strut method.


2018 ◽  
Vol 115 (5) ◽  
Author(s):  
Jorge Varela-Rivera ◽  
Luis Fernandez-Baqueiro ◽  
Rodrigo Alcocer-Canche ◽  
Jose Ricalde-Jimenez ◽  
Ricardo Chim-May

2016 ◽  
Vol 32 (4) ◽  
pp. 2317-2335 ◽  
Author(s):  
Dante Navarrete-Macias ◽  
Jorge Varela-Rivera ◽  
Luis Fernandez-Baqueiro

This paper presents the results of a study on the out-of-plane seismic behavior of confined masonry walls. Five confined walls were tested under reverse cyclic loads. The variables studied were the axial stress and the wall aspect ratio. Analytical out-of-plane strength of walls was calculated considering the strengths of the wall panel and the concrete confining elements. The former was determined using the unidirectional strut method and the latter using a plastic analysis. It was observed that for walls with the same aspect ratio, as the axial stress increases, the out-of-plane strength increases. For walls with the same axial stress, as the aspect ratio increases, the strength decreases. Based on comparisons between analytical and experimental results, it was concluded that the models developed in this work predict accurately the out-of-plane strength of the walls.


2012 ◽  
Vol 138 (11) ◽  
pp. 1331-1341 ◽  
Author(s):  
Jorge Varela-Rivera ◽  
Joel Moreno-Herrera ◽  
Ivan Lopez-Gutierrez ◽  
Luis Fernandez-Baqueiro

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