Seismic assessment of historical masonry towers by means of simplified approaches and standard FEM

2016 ◽  
Vol 108 ◽  
pp. 74-104 ◽  
Author(s):  
Marco Valente ◽  
Gabriele Milani
2010 ◽  
Vol 133-134 ◽  
pp. 843-848 ◽  
Author(s):  
Adolfo Preciado Quiroz ◽  
Silvio T. Sperbeck ◽  
Harald Budelmann ◽  
Gianni Bartoli ◽  
Elham Bazrafshan

This work presents the investigation of the efficiency of different prestressing devices as a rehabilitation measure for the seismic risk mitigation of historical masonry towers. As a first phase, the seismic vulnerability of theoretical masonry towers was assessed by means of numerical models validated with information from the literature, observed damage and behavior of these structures due to passed earthquakes (crack pattern and failure mechanisms), and mainly taking into account the engineering experience. Afterwards, the validated models were rehabilitated with different prestressing devices; analyzing the results and concluding which device or the combination of them improved in a better way the seismic performance of the masonry towers. Finally, the methodology will be applied in two historical masonry towers located in seismic areas; the medieval tower “Torre Grossa” of San Gimignano, Italy, and one of the bell towers of the Cathedral of Colima, Mexico.


2016 ◽  
Vol 86 (S2) ◽  
pp. 489-515 ◽  
Author(s):  
Massimiliano Ferraioli ◽  
Lorenzo Miccoli ◽  
Donato Abruzzese ◽  
Alberto Mandara

2021 ◽  
Author(s):  
M. Salvalaggio ◽  
V. Sabbatini ◽  
F. Lorenzoni ◽  
M. Valluzzi ◽  
H. Wenliuhan

Author(s):  
Ziad Ahmad Aldrebi

The article provides an overview of historic masonry towers such as the minarets of mosques, bell towers of churches, clock towers, leaning towers, so-called "falling towers" and ruined towers. It was considered what kind of masonry, what kind of mortars the Romans, the ancient Egyptians, the Inca and Mayan cultures in America used. Some aspects of seismic vulnerability of masonry towers were studied. The modes of destruction of thin masonry structures, mechanisms of destruction of masonry in towers are considered, the seismic behavior of historical masonry towers are considered, and one of the methods of seismic strengthening using an innovative "smart" material is presented.


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