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Rashid Hameed, Maryam Imran, M. Irtaza Hassan, Khadija, Eman Arshad
Pág. 203 - 222
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Agata Janaszek and Robert Kowalik
This study presents a comprehensive analysis of the potential utilization of sewage sludge in agriculture, focusing on the assessment of heavy metal contaminants and their mobility in sewage sludge-soil mixtures. The innovative approach of investigating ...
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Jedson Batista Sousa, Sergio Luis Gonzalez Garcia and Rodrigo Moulin Ribeiro Pierott
In this work, twenty-seven dry joint specimens of prestressed segmental bridges produced using recycled coarse aggregate concrete (RAC) were subjected to push-off tests. The substitution rate of coarse aggregate for recycled aggregate was 100%. The varia...
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Yang Bai, Yin Pang, Zheng Wu, Xi Li, Jiang Jing, Hongbin Wang and Zheng Zhou
A manganese dioxide-modified red mud (Mn-RM) was developed as an adsorbent for the effective removal of lead ions (Pb2+) from wastewater. Various methods were used to characterize the prepared Mn-RM, analyze its adsorption performance, and evaluate the a...
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Haizhou Li, Jianping Liu, Fujiao Chu and Lu Zhang
This paper presents the mechanical properties of 100% recycled aggregate concrete (RAC), and the results and analysis of the dry?wet cycle accelerated sulfate attack test. The results show that recycled concrete aggregate (RCA) can replace the coarse and...
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Hsien-Ming Chou, Shih-Ming Pi and Tsai-Lun Cho
There are many healthcare possibilities for the elderly, such as hospitals, nursing homes, and home-based care. However, in times of COVID-19, most home-based elderly people did not have sufficient supplies or healthcare as usual. Fulfilling their desire...
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Jifeng Yuan, Jin Wu, Tian Su and Dadi Lin
Airport runway pavements often undergo the direct impact of aircraft landings. For the purposes of designing the structure, it is of great importance to know about the dynamic response of the pavement and its behavior under impact loading. However, the d...
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Long Li, Dongxing Xuan and Chi Sun Poon
Five recycled coarse aggregate (RCA) treatment techniques including flow-through carbonation, pressurized carbonation, wet carbonation, nano silica (NS) pre-spraying and combined pressurized carbonation with NS pre-spraying, were utilized to improve the ...
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Fernando A. N. Silva, João M. P. Q. Delgado, António C. Azevedo, António G. B. Lima and Castorina S. Vieira
This work aims to study the influence of using construction and demolition waste in the replacement of coarse and fine aggregate to produce recycled aggregate concrete (RAC). A moderate compressive strength concrete made with usual fine and coarse aggreg...
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Natt Makul, Roman Fediuk, Mugahed Amran, Abdullah M. Zeyad, Afonso Rangel Garcez de Azevedo, Sergey Klyuev, Nikolai Vatin and Maria Karelina
The global sustainable construction aimed to minimize the ecological impacts of constructed facilities? lifetime. In construction, concretes are the major materials utilized in South East Asia. Thus, it makes environmental and economic sense to utilize r...
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