finger joints

Expansion joints are pivotal in maintaining the structural integrity and longevity of bridges, accommodating movements caused by temperature variations, traffic loads, and other dynamic forces. This article delves into the importance of expansion joints, exploring their various types—such as finger joints, compression seal joints, and modular joints. Additionally, it provides insights on selecting the appropriate expansion joint based on the bridge type, ensuring optimal performance and durability. Understanding these critical components is essential for bridge engineers and designers aiming to enhance the resilience and functionality of bridge structures.