<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>Composite dowels opened new possibilities for engineers designing composite structures. The fundamental and most important characteristic of composite dowels is the shape of the cutting pattern (called line). It is important to understand why only one particular shape of the cutting line, the modified clothoidal (MCL) shape, is being used in bridge engineering, while so many different shapes have been investigated by many researchers. The essential part of the process of developing composite dowels – the development of shape of the cutting line – is presented in this paper. The investigation, development, and evolution of the MCL shape, which is the final form of composite dowels for bridges and has been widely introduced in bridge engineering, are presented. The results of comparative tests of different shapes under cyclic loads are discussed. The background for the design formulas for the steel part and the fabrication aspects are highlighted.</p>
</abstract>

Composite dowels opened new possibilities for engineers designing composite structures. The fundamental and most important characteristic of composite dowels is the shape of the cutting pattern (called line). It is important to understand why only one particular shape of the cutting line, the modified clothoidal (MCL) shape, is being used in bridge engineering, while so many different shapes have been investigated by many researchers. The essential part of the process of developing composite dowels – the development of shape of the cutting line – is presented in this paper. The investigation, development, and evolution of the MCL shape, which is the final form of composite dowels for bridges and has been widely introduced in bridge engineering, are presented. The results of comparative tests of different shapes under cyclic loads are discussed. The background for the design formulas for the steel part and the fabrication aspects are highlighted.

Development of the modified clothoidal (MCL) shape of composite dowels against the background of fatigue and technological issues

Studia Geotechnica et Mechanica

This work is licensed under the Creative Commons Attribution 4.0 International License.

Composite dowels opened new possibilities for engineers designing composite structures. The fundamental and most important characteristic of composite dowels...

Development of the modified clothoidal (MCL) shape of composite dowels against the background of fatigue and technological issues

Article Category: Original Study

Published Online: Apr 08, 2024

Page range: -

Received: Sep 28, 2023

Accepted: Mar 01, 2024

DOI: https://doi.org/10.2478/sgem-2024-0005

Keywords
Composite dowels, shear connection, composite bridges, fatigue, MCL shape, modified clothoidal shape

© 2024 Wojciech Lorenc et al., published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Development of the modified clothoidal (MCL) shape of composite dowels against the background of fatigue and technological issues

Article Category: Original Study

Published Online: Apr 08, 2024

Page range: -

Received: Sep 28, 2023

Accepted: Mar 01, 2024

DOI: https://doi.org/10.2478/sgem-2024-0005

KeywordsComposite dowels, shear connection, composite bridges, fatigue, MCL shape, modified clothoidal shape

© 2024 Wojciech Lorenc et al., published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Keywords
Composite dowels, shear connection, composite bridges, fatigue, MCL shape, modified clothoidal shape