Results 41 to 50 of about 13,440 (167)

Life Cycle Carbon Assessment of Mortars with Carbonated and Non-Carbonated Recycled Aggregates

Applied Sciences
Global warming is one of the most important issues that the world is currently facing. The cement industry accounts for around 7% of total global CO2 emissions. According to the 13th United Nations Sustainable Development Goals, cement plants must become
Catarina Brazão Farinha, Cinthia Maia Pederneiras, Ricardo Infante Gomes, David Bastos, Rosário Veiga   +4 more
doaj   +1 more source

Eco-Friendly Concrete Using Recycled Aggregates from Excavation, Construction and Demolition Waste

Buildings
The study focuses on the attempt to produce structural concrete, class C25/30 with exposure class XC3, using recycled aggregates derived from Excavation, Construction and Demolition Waste (ECDW) management.
Panagiotis D. Sachlikidis, Konstantinos G. Kolovos, Constantinos C. Repapis   +2 more
doaj   +1 more source

Durability and compressive strength of composite polyolefin fiber-reinforced recycled aggregate concrete: An experimental study

Composites Part C: Open Access
This study investigates of using recycled concrete aggregates along with the reinforcement of polyolefin fibers to augment both the compressive strength and durability of concrete, in alignment with the principles of sustainable development.
Mojtaba Gorji Azandariani, Mehdi Vajdian, Mehrdad Javadi, Ali Parvari   +3 more
doaj   +1 more source

A comparative study of recycled aggregates from concrete and mixed debris as material for unbound road sub-base

Materiales de Construccion, 2011
Seven different types of recycled aggregates from construction and demolition waste (CDW) have been evaluated as granular materials for unbound road sub-bases construction.
J. R. Jiménez, F. Agrela, J. Ayuso, M. López   +3 more
doaj   +1 more source

A review on sustainable use of recycled construction and demolition waste aggregates in pavement base and subbase layers

Cleaner Materials
In recent times, the continuous growth of construction and demolition (C&D) activities have resulted in increases in the utilization of natural resources as well as global C&D waste production.
Zainul Abedin Khan, Umashankar Balunaini, Susanga Costa, Nhu H.T. Nguyen   +3 more
doaj   +1 more source

Performance Evaluation of Sheep Wool Fibers and Recycled Aggregates in Mortar

Applied Sciences
This paper examines the use of sheep wool and recycled aggregates (recycled concrete aggregate, reclaimed asphalt aggregate, recycled brick aggregate) in mortars. Nine cement mortars were prepared: a reference mortar with natural aggregate and no fibers,
Silvija Mrakovčić, Sandra Juradin, Ivanka Netinger Grubeša, Dalibor Kramarić   +3 more
doaj   +1 more source

The production of construction and demolition waste material and the use of recycled aggregates in Havana, Cuba

Revista Facultad de Ingeniería Universidad de Antioquia, 2014
This paper deals with the analysis of the generation of Construction and Demolition Waste (CDW) in Havana, Cuba, for the period 1999 to 2010 and its possible use in the manufacturing of recycled aggregates in mortar and concrete production.
Elier Pavón, Miren Etxeberria, Iván Martínez   +2 more
doaj   +1 more source

Evaluation of Chloride Ion Attack in Self-Compacting Concrete Using Recycled Construction and Demolition Waste Aggregates

Buildings
Construction and demolition waste (CDW) destined for recycling companies has great potential for use in civil construction, since it gives rise to recycled aggregates of different particle sizes that can be used in concrete.
Lorena K. S. Peixoto, Marcos A. S. dos Anjos, Evilane C. de Farias, Fernando G. Branco   +3 more
doaj   +1 more source

The Preparation of a Modifier for Recycled Aggregate and Its Effect on Properties of Recycled Aggregate

Engineering Reports
ABSTRACT In this study, silicon‐based hybrid material modifiers were synthesized using organic–inorganic hybridization methods from polyvinyl alcohol and nano‐SiO 2 as principal raw materials.
Zhengsong Yang, Weibin Li
openaire   +2 more sources

Seismic performance of recycled aggregate–filled cantilever reinforced concrete retaining walls

Advances in Mechanical Engineering, 2019
This study investigates the effects of the use of two different types of recycled aggregates with known characteristics as backfill materials in newly built cantilever reinforced concrete retaining walls on the seismic performance of the walls.
Ilyas Saribas, Bahadır Ok
doaj   +1 more source