The objective of ICRTET-2021 is to provide an opportunity to present and share the latest research work by the academic & industrial professional. The conference provides a platform to discuss research outcomes with the peer community. The conference is open for students and faculty working in all programs of engineering like Civil Engineering, Electrical & Electronics Engineering, Computer Engineering and Mechanical Engineering. This year the conference also includes the emerging field of Artificial Intelligence and Data Science. The conference will feature keynote speeches by prominent speakers who will focus on related state-of-the-art technologies in the areas of the conference. The ICRTET 2021 will be in virtual mode.