Steel remains an integral element to sustainable construction, recognised for its strength, performance and recyclability. With growing interest in "green steel", this conference seeks to consolidate the latest knowledge and information on sustainable steel and examine its application within Singapore's context.

The fifth run of the Symposium on Innovation and Challenges in Asian Tunnelling (SICAT 2024) aims to share valuable experiences gained from recent underground infrastructure projects in Singapore and other Asian countries. SICAT 2024 seeks to foster creative and innovative solutions to meet the challenges faced by the growing Asian tunnelling and underground construction industry.