Rammed earth walls repair by earth-based mortars: The adequacy to assess effectiveness

Gomes, Maria Idália et Faria, Paulina et Gonçalves, Teresa Diaz (2019) Rammed earth walls repair by earth-based mortars: The adequacy to assess effectiveness. Construction and Building Materials, 205 . p. 213-231. ISSN 09500618 [Article]

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Résumé (en anglais)

Repairs in rammed earth walls are often necessary mainly because of degradation occurring during the life time of a building with continuous environmental exposure. The defects that arise in the walls are generally associated with loss of its thickness, on the surface or in greater depth. They must be repaired with a mortar technically efficient and compatible with the rammed earth, to ensure protection and, as possible, long-term durability. The present study describes and discusses the adequacy of earth-based mortars to repair unstabilized rammed earth walls and the behaviour of the systems rammed wallsearth repair mortars when subjected to accelerated aging tests by wetting-drying cycles. Even under aggressive capillarity tests, the results observed corroborate that unstabilized earth repair mortars behave better in comparison to similar mortars with additions of low amounts of different inorganic binders.

Type: Article
Auteurs:
Auteurs
E-mail
Gomes, Maria Idália
NON SPECIFIÉ
Faria, Paulina
paulina.faria@fct.unl.pt
Gonçalves, Teresa Diaz
NON SPECIFIÉ
Langues: Anglais
Mots-clés libres: Earth wall degradation; Repair mortar; Earth stabilization; Wetting-drying cycle; Compatibility; earth architecture; mortars; repairs; walls
Sujets: C.ARCHITECTURE > 04. Matériaux de construction
F.TECHNIQUES SCIENTIFIQUES ET METHODOLOGIES DE CONSERVATION > 11. Essai de vieillissement artificiel
Volume: 205
ISSN: 09500618
Déposé par: Prof. Paulina Faria
Date de dépôt: 20 mars 2022 22:48
Dernière modification: 20 mars 2022 22:48
URI: https://openarchive.icomos.org/id/eprint/2589

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