What the study found
The study found that dry stack corbelled masonry structures, including arches and wall assemblies, respond to settlement in ways that affect overall stability and deformation. It also found that higher friction reduces settlement-induced displacements.
Why the authors say this matters
The authors conclude that understanding the stability mechanisms of these dry stack masonry structures may help preserve culturally and historically significant Himalayan temples. The study suggests this knowledge is relevant for assessing how such structures behave under settlement.
What the researchers tested
The researchers used laboratory experiments and the Discrete Element Method (DEM), a computational approach for simulating how separate particles or blocks move and interact. They studied dry stack structures under controlled settlement conditions and also analyzed a full-scale, typical Himalayan-style dry-jointed temple with localized differential settlement applied to one wall or corner at a time.
What worked and what didn't
The experimental and DEM studies were used to investigate load transfer mechanisms and settlement behavior in dry stack corbelled systems. The friction sensitivity analysis showed that increasing friction reduced settlement-induced displacements. The abstract does not report any specific failed configurations or numerical performance values.
What to keep in mind
The summary provided does not include detailed quantitative results, and it does not state specific limitations of the study. The findings are based on controlled settlement conditions and the analyzed temple model described in the abstract.
Key points
- Dry stack corbelled Himalayan masonry structures were studied under settlement conditions.
- Laboratory experiments and Discrete Element Method simulations were both used.
- Localized differential settlement was applied to one wall or corner at a time in the temple model.
- Higher friction was associated with reduced settlement-induced displacements.
- The authors say the work may help with preservation of these historic structures.
Disclosure
- Research title:
- Dry stack Himalayan masonry shows settlement-dependent stability changes
- Authors:
- Hina Gupta, Pankaj Agrawal, Mahua Mukherjee, N. Gopalakrishnan
- Institutions:
- Amrita Vishwa Vidyapeetham, Central Building Research Institute, Central Building Research Institute
- Publication date:
- 2026-06-28
- OpenAlex record:
- View
- Image credit:
- Dominic Nelson, Wikimedia Commons, CC BY-SA 4.0
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