India's first 3D-printed pedestrian bridge was constructed at IIT Hyderabad, designed according to IRC standards. The bridge demonstrates the potential for rapid, deployable infrastructure using 3D printing technology.
THECONSTRUXTOR.COM
All possible geometries were analyzed to ensure stress remained within permissible limits, and the final design was selected based on this analysis, optimizing structural integrity and efficiency.
THECONSTRUXTOR.COM
Printable concrete was developed specifically for this project, enabling the precise construction of the bridge while maintaining strength and durability through the advanced material formulation.
THECONSTRUXTOR.COM
The design allowed material deposition where needed, with more material at highly stressed parts and less where stress is lower, ensuring efficient material use and resulting in a lightweight structure.
THECONSTRUXTOR.COM
Compressive strength tests were conducted on cubes cut from printed specimens to account for any directional variation, ensuring the reliability and consistency of the printed concrete material.
THECONSTRUXTOR.COM
The 7.5-meter bridge was printed in two halves, demonstrating the feasibility of constructing large-scale structures using 3D printing technology and enabling easier transportation and assembly.
THECONSTRUXTOR.COM
This project serves as a prototype, highlighting the potential of 3D printing technology for creating rapidly deployable structures, which could significantly impact future bridges and transportation infrastructure.