A one-day workshop on Sustainable Geotechnics and Geophysical Investigations for Site characterization was organized by the IGS Calicut chapter and NIT Calicut on 16th February 2024. We extend our warmest congratulations to Prof. S Chandrakaran for his distinguished recognition upon his retirement during the workshop. Congratulations to Prof. S Chandrakaran, Chairman, Dr. Vandana, Secretary, Dr. Rangaswamy K, Dr. Anil Kumar, and other office bearers of the IGS Calicut Chapter for successfully organizing the workshop.