SCIA User Contest 2023

129 GRAIN SILO BASE Ubiratã, Brazil Steel Concrete, a company specialized in agroindustry projects, has successfully developed a project for two cone bottom grain silo bases in Luís Eduardo Magalhães, Bahia, Brazil. These bases boast a static capacity of approximately 20,000 tons, a diameter of Ø32.74 m, and a height of 33.12 m. To ensure structural integrity under significant load conditions, a sophisticated structural system was implemented. The flat bottom of the silos utilized a piled raft, while the inclined walls (hoppers) employed a raft system, and the radial beams utilized pile foundations. The entire structure was meticulously modeled using plate and shell elements, with boundary conditions defined by springs based on Winkler’s theory. The comprehensive structural model was developed using SCIA Engineer 22, enabling linear and nonlinear analyses, evaluation of contact stresses, simulation of alternating loads between the silos, automatic mesh refinement, and dimensioning according to NBR 6118 standards. This state-of-the-art approach ensures the optimal design and performance of the grain silo bases, meeting the stringent requirements of the agroindustry in Luís Eduardo Magalhães, Bahia. ARCHITECT Steel Concrete – Engenharia Estrutural & Arquitetura GENERAL CONTRACTOR A. F. Navarchi Construções CONSTRUCTION PERIOD 01/2018 - 07/2018 ENGINEERING COMPANY STEEL CONCRETE ENGENHARIA Murilo Damascena Rua Brasília, 823 - 85440-000 / PR Brazil www.steelconcrete.com.br INDUSTRIAL BUILDINGS & PLANTS 3

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