Results 31 to 40 of about 77,297 (238)

Masonry Structures [PDF]

open access: yes, 2005
Masonry buildings represent the most widely spread type of structure since the beginning of time until present day. Firstly, stone and wood were used for building, since these materials were easily found in nature, and later elements made out of baked clay, also known as brick. Today, as well as in the past, in the areas of residential, administrative,
  +4 more sources

The Failure of Masonry Walls by Disaggregation and the Masonry Quality Index

open access: yesHeritage, 2020
The visual method for assessment of the structural behaviour of historic masonry walls, known by the acronym MQI (Masonry Quality Index) was introduced in 2002 by a team of researchers from the University of Perugia, Italy.
Antonio Borri   +2 more
doaj   +1 more source

A multi-level interface model for damaged masonry [PDF]

open access: yes, 2013
The aim of the present work is to propose a new micro-mechanical model in the context of the deductive approach used to derive interface models. This model, based on a previous study introduced previously by A. Rekik and F.
Lebon, Frédéric   +3 more
core   +3 more sources

Numerical Modelling and Validation of the Response of Masonry Infilled RC Frames Using Experimental Testing Results

open access: yesBuildings, 2020
Reinforced concrete (RC) frame buildings with masonry infills represent one of the most common structural typologies worldwide. Although, in the past, masonry infills were frequently considered as non-structural elements and their interaction with the ...
Gianrocco Mucedero   +3 more
doaj   +1 more source

Numerical model to account for the influence of infill masonry on the RC structures behaviour [PDF]

open access: yes, 2005
It is a common misconception considers that masonry infill walls in structural RC buildings can only increase the overall lateral load capacity, and, therefore, must always be considered beneficial to seismic performance.
Costa, A., Rodrigues, H., Varum, H.
core   +1 more source

Dynamic response of a damaging masonry wall [PDF]

open access: yes, 2017
A nonlocal damage-plastic model is adopted to describe the nonlinear structural response of masonry structures. The model, based on a macromechanical approach, accounts for strength and stiffness degradation with hysteretic dissipation typically ...
Cristina Gatta   +2 more
core   +1 more source

Modal analysis of masonry structures [PDF]

open access: yesMathematics and Mechanics of Solids, 2018
This paper presents a new numerical tool for evaluating the vibration frequencies and mode shapes of masonry buildings in the presence of cracks. The algorithm has been implemented within the NOSA-ITACA code, which models masonry as a nonlinear elastic material with zero tensile strength.
Girardi M, Padovani C, Pellegrini D
openaire   +5 more sources

Digital documentation of railway tunnel inspection in Austria

open access: yesCivil Engineering Design, Volume 7, Issue 1, Page 3-8, March 2025.
Abstract Infrastructure, especially railway tunnels, require continuous inspection to ensure their safety. Furthermore, the detection of damages at an early stage can improve their service life. These tasks represent a major challenge for those involved and the tunnel down time is a disruption in operation.
Matthias J. Rebhan   +4 more
wiley   +1 more source

Optimization of structural brickwork laying joints in concrete blocks

open access: yesRevista IBRACON de Estruturas e Materiais, 2018
One of the challenges in the investigation of structural masonry is the correlation between the thickness of the laying joints and the global resistance of the masonry.
M. V. S. CAVALCANTI   +3 more
doaj   +2 more sources

Fracture evolution of a thick soft protection layer and the water inrush mechanism in overburden under longwall mining

open access: yesDeep Underground Science and Engineering, EarlyView.
Through shear–tensile creep tests and viscoelastic modeling, the fracture evolution of thick soft protective layers is clarified. Results show thickness‐dependent rheological failure modes that govern four types of roof water inrush, providing a mechanism‐based framework for hazard prediction and control. Abstract In the Jurassic coal‐bearing strata of
Mengnan Liu   +4 more
wiley   +1 more source

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