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Bolted Column Shoe Connections – Sustainable and Smart Solution for Precast Structures
Bolted Column shoe connections provide several practical benefits compared to traditional precast concrete column connections, where a column and a base are connected via grouted joint as one monolithic structure. By equipping a precast column with column shoe connectors, the column can be installed on the base structure on site. By using bolted connections between concrete members improves speed of construction, quality of manufacturing, accuracy, reduction of waste, overall safety and logistics.
Despite of a joint between the structures, their bolted connections are prevailed to have the identical structural performance and behaviour as traditional cast-in-situ column connections. New column shoes shape, size and weight are optimized to better meet customer needs and performance requirements. Compact sized column shoes are easier to handle and require less space inside the column section, which allow smaller column sections than previous generation of column shoes. New column shoe is a superior solution which minimizes carbon footprint in production, logistic, execution and lifecycle phases without compromising the structural performance.
In the future, more and more attention will be paid on demountability and reusability of building components. Reuse is considered as potential tool for reducing the current CO2 emission levels of the building industry and has high rank in the waste hierarchy. Bolted connections, which are in line with the principles of ISO 20887, are proven to unlock the dismount potential of the building components.
This paper realizes both structural and environmental performances of new generation column shoe connections, verified by experimental data.
Bolted Column Shoe Connections – Sustainable and Smart Solution for Precast Structures
Bolted Column shoe connections provide several practical benefits compared to traditional precast concrete column connections, where a column and a base are connected via grouted joint as one monolithic structure. By equipping a precast column with column shoe connectors, the column can be installed on the base structure on site. By using bolted connections between concrete members improves speed of construction, quality of manufacturing, accuracy, reduction of waste, overall safety and logistics.
Despite of a joint between the structures, their bolted connections are prevailed to have the identical structural performance and behaviour as traditional cast-in-situ column connections. New column shoes shape, size and weight are optimized to better meet customer needs and performance requirements. Compact sized column shoes are easier to handle and require less space inside the column section, which allow smaller column sections than previous generation of column shoes. New column shoe is a superior solution which minimizes carbon footprint in production, logistic, execution and lifecycle phases without compromising the structural performance.
In the future, more and more attention will be paid on demountability and reusability of building components. Reuse is considered as potential tool for reducing the current CO2 emission levels of the building industry and has high rank in the waste hierarchy. Bolted connections, which are in line with the principles of ISO 20887, are proven to unlock the dismount potential of the building components.
This paper realizes both structural and environmental performances of new generation column shoe connections, verified by experimental data.
Bolted Column Shoe Connections – Sustainable and Smart Solution for Precast Structures
Lecture Notes in Civil Engineering
Ilki, Alper (Herausgeber:in) / Çavunt, Derya (Herausgeber:in) / Çavunt, Yavuz Selim (Herausgeber:in) / Yrjölä, Jaakko (Autor:in) / Kinnunen, Jorma (Autor:in)
International Symposium of the International Federation for Structural Concrete ; 2023 ; Istanbul, Türkiye
03.06.2023
10 pages
Aufsatz/Kapitel (Buch)
Elektronische Ressource
Englisch