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Ouahcène Nait-Rabah, Flavio Germain, Yannick Estevez, James Guiraud, Gildas Medjigbodo, Daniel Dias and Chadi Maalouf
This paper presents the first laboratory study of four materials (three lateritic soils and one sandy soil) mainly used in road construction in French Guiana. The analysis of macroscopic behaviour by physical tests, following French standards, made it po...
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T. Vamsi Nagaraju, Alireza Bahrami, Ch. Durga Prasad, Sireesha Mantena, Monalisa Biswal and Md. Rashadul Islam
The increase in population has made it possible for better, more cost-effective vehicular services, which warrants good roadways. The sub-base that serves as a stress-transmitting media and distributes vehicle weight to resist shear and radial deformatio...
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Ilsa Rosianna, Eka Djatnika Nugraha, Heri Syaeful, Sugili Putra, Masahiro Hosoda, Naofumi Akata and Shinji Tokonami
Mamuju is a region of Indonesia with relatively high exposure to natural radiation. Since 2012, Mamuju has been a uranium and thorium exploration area. Several mapping studies of the region have been carried out to depict NORM (naturally occurring radioa...
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Rajapriya Raja, Ponmalar Vijayan
Pág. 422 - 430
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Theofani Tzevelekou, Paraskevi Lampropoulou, Panagiota P. Giannakopoulou, Aikaterini Rogkala, Petros Koutsovitis, Nikolaos Koukouzas and Petros Petrounias
?he smelting process can be applied for the direct recycling of the nickel ferrous dust collected in the gas cleaning systems of the rotary kilns (R/Ks) during the pre-reduction of laterite ore in the course of ferronickel production by the pyrometallurg...
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Samuel Olufemi Folagbade,Aluko Olawale
Pág. 76 - 83
This paper compared the initial surface absorption of conventional concrete and laterized concrete containing Portland cement (PC) and sawdust ash (SDA). Laterized concrete was produced at laterite contents of 15 and 30% as partial replacement for sand a...
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Fadele, O.A,Ata, O.J.
Pág. 16 - 20
Lignocellulosic materials are abundant in nature, rich in some functional groups, considered less harmful to human health and the environment.The resulting waste may be recycled for other beneficial uses. Lignin is known to be a natural binder in lignoce...
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Maria Economou-Eliopoulos, Ifigeneia Megremi, Cathy Atsarou, Christina Theodoratou and Charalambos Vasilatos
The investigation of the contamination in soil, plants and groundwater revealed a spatial evolution, with an increasing trend in the Cr, Fe, Ni, Mn and Co contents in soils from the Assopos to Thiva basin, followed by C. Evia and Ni-laterite deposits, su...
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Olawuyi, B.J.,Olusola, K.O.,Babafemi, A.J.
Pág. 84 - 91
This study investigates the influence of curing age and mix proportions on the compressive strength of volcanic ash (VA) blended cement laterized concrete. A total of 288 cubes of 100mm dimensions were cast and cured in water for 3, 7, 28, 56, 90 and 120...
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Patrick N. Lemougna, Uphie F. Chinje Melo, Elie Kamseu and Arlin B. Tchamba
Lateritic soils are formed in the tropics through weathering processes that favor the formation of iron, aluminum, manganese and titanium oxides. These processes break down silicate minerals into clay minerals such as kaolinite and illite. Iron and alumi...
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