Generalized Thrust Network Analysis of Triangular Masonry Cross Vaults Inspired by Musmeci

A triangular parabolic cross vault, that was designed by Musmeci in the 1950s as a reinforced concrete structure but remained unbuilt, is revisited from the original perspective of its reinvention as a masonry structure. In the framework of static limit analysis under classical Heyman’s assumptions,...

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Main Authors: Nicola A. Nodargi, Claudio Intrigila, Paolo Bisegna
Format: Article
Language:English
Published: MDPI AG 2023-09-01
Series:Applied Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3417/13/18/10227
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author Nicola A. Nodargi
Claudio Intrigila
Paolo Bisegna
author_facet Nicola A. Nodargi
Claudio Intrigila
Paolo Bisegna
author_sort Nicola A. Nodargi
collection DOAJ
description A triangular parabolic cross vault, that was designed by Musmeci in the 1950s as a reinforced concrete structure but remained unbuilt, is revisited from the original perspective of its reinvention as a masonry structure. In the framework of static limit analysis under classical Heyman’s assumptions, a generalized thrust network analysis is adopted for a structural safety assessment. The performances of the vault, subject to its self-weight, are investigated through minimum-thrust and minimum-thickness analyses by conforming to the original geometry and assuming the vault thickness as the only design parameter. Further insight is achieved by exploring a more general class of triangular parabolic masonry cross vaults, whose rise-to-span ratio is an additional design parameter. The static efficiency of the smart and unconventional geometry proposed by Musmeci is thus proven, motivating the possibility of bringing it to new life in the form of a masonry structure.
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spelling doaj.art-f2ec6273f8db4da294550d5318120b7b2023-11-19T09:24:46ZengMDPI AGApplied Sciences2076-34172023-09-0113181022710.3390/app131810227Generalized Thrust Network Analysis of Triangular Masonry Cross Vaults Inspired by MusmeciNicola A. Nodargi0Claudio Intrigila1Paolo Bisegna2Department of Civil Engineering and Computer Science, University of Rome Tor Vergata, 00133 Rome, ItalyDepartment of Civil Engineering and Computer Science, University of Rome Tor Vergata, 00133 Rome, ItalyDepartment of Civil Engineering and Computer Science, University of Rome Tor Vergata, 00133 Rome, ItalyA triangular parabolic cross vault, that was designed by Musmeci in the 1950s as a reinforced concrete structure but remained unbuilt, is revisited from the original perspective of its reinvention as a masonry structure. In the framework of static limit analysis under classical Heyman’s assumptions, a generalized thrust network analysis is adopted for a structural safety assessment. The performances of the vault, subject to its self-weight, are investigated through minimum-thrust and minimum-thickness analyses by conforming to the original geometry and assuming the vault thickness as the only design parameter. Further insight is achieved by exploring a more general class of triangular parabolic masonry cross vaults, whose rise-to-span ratio is an additional design parameter. The static efficiency of the smart and unconventional geometry proposed by Musmeci is thus proven, motivating the possibility of bringing it to new life in the form of a masonry structure.https://www.mdpi.com/2076-3417/13/18/10227historical monumentsmasonrycross vaultslimit analysisthrust network analysisminimum thrust
spellingShingle Nicola A. Nodargi
Claudio Intrigila
Paolo Bisegna
Generalized Thrust Network Analysis of Triangular Masonry Cross Vaults Inspired by Musmeci
Applied Sciences
historical monuments
masonry
cross vaults
limit analysis
thrust network analysis
minimum thrust
title Generalized Thrust Network Analysis of Triangular Masonry Cross Vaults Inspired by Musmeci
title_full Generalized Thrust Network Analysis of Triangular Masonry Cross Vaults Inspired by Musmeci
title_fullStr Generalized Thrust Network Analysis of Triangular Masonry Cross Vaults Inspired by Musmeci
title_full_unstemmed Generalized Thrust Network Analysis of Triangular Masonry Cross Vaults Inspired by Musmeci
title_short Generalized Thrust Network Analysis of Triangular Masonry Cross Vaults Inspired by Musmeci
title_sort generalized thrust network analysis of triangular masonry cross vaults inspired by musmeci
topic historical monuments
masonry
cross vaults
limit analysis
thrust network analysis
minimum thrust
url https://www.mdpi.com/2076-3417/13/18/10227
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