Results 41 to 50 of about 12,223 (160)

The Effect of a Polymer–Organic Admixture on the Properties of Recycled Aggregate Concrete with Variable Aggregate Types

Construction Materials
In this study, the characteristics of concretes made from mixed recycled aggregate—the cheapest and most common secondary raw material in construction and demolition waste—were determined.
Rauan Lukpanov, Matija Orešković, Artem Chystiakov, Duman Dyussembinov   +3 more
doaj   +1 more source

Study of recycled concrete aggregate quality and its relationship with recycled concrete compressive strength using database analysis

Materiales de Construccion, 2016
This work studies the physical and mechanical properties of recycled concrete aggregate (recycled aggregate from concrete waste) and their influence in structural recycled concrete compressive strength.
I. González-Taboada, B. González-Fonteboa, F. Martínez-Abella, D. Carro-López   +3 more
doaj   +1 more source

Toward Carbon Balance in Life Cycle: The Carbon Emission Assessment for the Recycled Coarse Aggregate Concrete

Advances in Civil Engineering
The “carbon balance” theory is introduced into the investigation on carbon emission throughout the recycled coarse aggregate concrete’s life cycle. It is aimed to study the carbon sink effect on the operation concrete stage, reveal the carbon balance of ...
Tengfei Nian, Yanlin Li, Xiaohua Jin, Zhenshuang Wang, Mian Wang, Yufei Wang   +5 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 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

Research on the carbonation resistance and improvement technology of fully recycled aggregate concrete

Science and Engineering of Composite Materials
The aim of this study is to enhance the carbonation resistance of fully recycled aggregate concrete through diverse measures in an effort to enhance solid waste disposal, reduce the consumption of natural aggregates, and broaden the utilization of ...
Wang Shifang, Wang Yongsheng, Yuan Ji, Wang Ruixin, Feng Jun Wei, Lin Wei, He Haijie, Dai Xiongwei, Xu Wen, Zhang Zhicheng   +9 more
doaj   +1 more source

Lightweight concrete containing recycled aggregates

Magazine of Civil Engineering
This study investigated the replacement of fine concrete aggregates with recycled aggregate. The results showed that the effect of recycled aggregate, so that, replacing 25, 50, 75 and 100 % of natural aggregate led to an 8, 23, 15 and 11 %, respectively,
Ahmed Anees Ahmed
doaj   +1 more source

Evaluation of the Underwater Abrasion Resistance Behavior in Recycled Aggregate Concrete with Full Replacement of Natural Aggregates and Various Blast Furnace Slag Blaine Values

Construction Materials
This study investigated the underwater abrasion resistance of recycled aggregate concrete according to ASTM C1138 using recycled aggregates obtained from demolished concrete as a 100% replacement of natural aggregates.
Chanon Tobenjapron, Prang Subpa-asa, Takigawa Mizuki, Shigeyuki Date   +3 more
doaj   +1 more source

Uniaxial Compression Performance of Recycled Brick Aggregate Concrete with Basalt Fibers and its Bonding Performance with Steel Bars

Medžiagotyra
This paper systematically analyzes the basic mechanical properties, uniaxial compression performance, and bonding performance of recycled brick aggregate concrete treated with basalt fibers with steel bars.
Shu SUN, XinLiang LIU, Zhenyu TAN, Hsingwei TAI   +3 more
doaj   +1 more source

Experimental Study on Preparation and Characteristics of Concrete Modified by Construction Waste

Applied Sciences
With the advancement of urbanization construction, the proportion of construction waste to the total urban waste continues to increase, especially waste concrete.
Jing Zhang, Xuejun Zhu, Mingyuan Zhou, Xianwen Huang   +3 more
doaj   +1 more source