Outline

Ingegneria Sismica

Ingegneria Sismica

THE SEISMIC BEHAVIOUR OF ANCIENT MASONRY BUILDINGS AFTER THE EARTHQUAKE IN EMILIA (ITALY) ON MAY 20TH AND 29TH, 2012

, Serena Cattari. et al “THE SEISMIC BEHAVIOUR OF ANCIENT MASONRY BUILDINGS AFTER THE EARTHQUAKE IN EMILIA (ITALY) ON MAY 20TH AND 29TH, 2012.” Ingegneria Sismica Volume 30 Issue 2: -, doi:….

Abstract

The seismic sequence that occurred in Emilia Region on May 2012 caused serious damage to specific building types (e.g. industrial sheds designed without any aseismic prescriptions) and cultural heritage buildings. The distinctive features of the seismic motion, recorded also very close to the epicentre, are a significant spectral displacement demand at long periods and a very high vertical component. These are very critical for structures characterized by long periods, as churches or bell tower, or for standing out elements, as pinnacles or battlements. The paper presents a preliminary damage assessment of traditional masonry constructions (both ordinary and monumental), made by solid brick masonry with lime mortar. Observed damage has been interpreted through simplified mechanical models, by using the displacement-based approach. It is worth noting that the behaviour of ordinary residential buildings was quite good, thanks to the good connection between masonry walls and the localization of cracks in the spandrels, which guaranteed high displacement capacity.

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Huiqiao Liu1
1Yinchuan University of Energy, Ningxia, 750000, China
Xin Zhao1, Yan Li1, Xiangyang Cao1, Qiushuang Li1, Jianing Zhang1
1State Grid Shandong Electric Power Company Economic and Technological Research Institute ShanDong JiNan 250001, China
Dan Yang1
1School of Marxism, Suzhou Polytechnic University, Suzhou, 215104, China
Liuhang Shen1, Xiangwen Sun1
1Ulster college at Shaanxi University of Science &Technology, Xi’an,710021, Shaanxi, China