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The objective of this paper is a short analysis of the most widely used expanded aggregates and of lightweight concretes containing them. It shows the main characteristics of highly-porous silicate-sodium aggregates and displays their advantages. The paper contains a procedure to produce silicate sodium aggregates as well as the main methods to select a composition of a lightweight concrete with a...
The distinctive paper is devoted to strength and stability analysis of loadbearing structures of Evolution Tower (high-rise 54-storey building) with allowance for actual positions of reinforced concrete structural members (columns and walls). Finite element method (FEM) is used for structural analysis. The authors present formulations of problems, governing equations, information about basic three-dimensional...
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