Results 41 to 50 of about 1,509,012 (214)

Transmitancia térmica de la envolvente y cumplimiento del DB-HE 2019 para un bloque de viviendas

open access: yesInformes de la Construccion, 2022
Este artículo analiza el cumplimiento normativo de las secciones HE0 y HE1 del reciente DB-HE 2019 y el coste económico de la envolvente térmica para un edificio de uso residencial plurifamiliar entre medianerías.
Jesús Sobaler-Rodríguez   +3 more
doaj   +1 more source

Influencia del medio ambiente en el deterioro de materiales calizos: estudios mediante porosimetría de mercurio Influence of the environment on weathering of limestone: study through mercury porosimetry

open access: yes, 1999
The physic-chemical processes of decay in building materials and, particularly those affecting petreum materials, obey to different causes as composition, morphology, texture, the orientation of the material in the building and, mainly, its interaction ...
M. S. D. de Rojas   +3 more
semanticscholar   +1 more source

Incidence of Alkali Release in Concrete Dams. Evaluation of Alkalis Releasable by Feldspars

open access: yesMATEC Web of Conferences, 2018
Alkali release from aggregates can constitute a source of alkalis in concrete exposed to wet environments for long periods of time. Feldspars are one of the minerals that can release alkalis to the concrete with time.
Menéndez E.   +2 more
doaj   +1 more source

Immobilisation/solidification of hazardous toxic waste in cement matrices

open access: yesMateriales de Construccion, 1999
Immobilization and solidification of polluting waste, introduced into the industrial sector more than 20 years ago, and throughout last 10 years is being the object of a growing interest for engineers and environment scientists, has become a remarkable ...
A. Macías   +3 more
doaj   +1 more source

Durability of UHPFRC functionalised with nanoadditives due to synergies in the action of sulphate and chloride in cracked and uncracked states

open access: yesMateriales de Construccion, 2021
This paper studies the durability of Ultra High Performance Fibre Reinforced Concrete (UHPFRC) with high Blast Furnace Slag content (BFS) and nanoadditives such as crystalline admixture (CA), alumina nanofibres (ANF) and cellulose nanocrystals (CNC ...
M. Giménez   +3 more
doaj   +1 more source

Hangares, Barajas – Torrejón

open access: yes, 1962
El planteamiento funcional pedia cubrir una superficie rectangular de 182,88 x 47,24 metros, dejando libre una fachada longitudinal para las puertas correderas, v no estableciendo en el interior mas que un soporte situado a 10 metros, como maximo, de la ...
E. Torroja
semanticscholar   +1 more source

Risks for the readymix concrete producer and contractor according to the acceptance or rejection criteria specified in different standards (part I)

open access: yesMateriales de Construccion, 2005
The objective of the present work is the study and comparison of the criteria for conformity and acceptance of the EHE (1), EN206-I (2) and ACI 318 (3) series of standards, which are in use in Spain, the European Community, the US and many Latin-American
D. M. Prada Betancourt   +3 more
doaj   +1 more source

Evaluación estructural de los efectos climáticos en la cubierta de mampostería no reforzada del invernadero del IETcc proyectada por E. Torroja [PDF]

open access: yes, 2014
[EN] In this paper, the design and causes of deterioration of the Winter Garden located in the Eduardo Torroja Institute for Construction Sciences (IETcc) in Madrid, as well as the structural rehabilitation works carried out are discussed.
Theodossopoulos, D.   +3 more
core   +1 more source

Viaducto del Aire

open access: yes, 1962
Estructura de hormigon armado definida por un puente en arco con tablero superior apoyado sobre esbeltos pilares, los cuales definen sus timpanos calados.
E. Torroja
semanticscholar   +1 more source

Use of industrial waste-based zeolites in the fabrication of cementitious materials

open access: yesMateriales de Construccion
Two types of zeolites, coming from the total conversion of hazardous aluminum waste, have been considered in this study: NaP-type zeolite and LTA-type zeolite.
J.L. García Calvo   +5 more
doaj   +1 more source

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