NECL has set a Guinness World Record for constructing the widest underground tunnel, a remarkable feat in civil engineering. The project was delivered through an astounding 9 million man-hours, reflecting the immense scale, complexity, and human effort behind its execution.
Record-Breaking Achievement
The tunnel, part of the Mumbai-Pune Expressway, now holds the global title for the widest underground tunnel. This achievement underscores NECL's expertise in large-scale infrastructure projects and its commitment to pushing engineering boundaries.
Project Execution
The 9 million man-hours invested in the project highlight the meticulous planning and coordination required. Teams worked round-the-clock to ensure safety, quality, and timely delivery. The tunnel's width surpasses previous records, setting a new benchmark for underground construction.
This milestone is expected to enhance connectivity between Mumbai and Pune, reducing travel time and boosting economic activity in the region. The record has been officially recognized by Guinness World Records, adding to India's growing list of infrastructure achievements.



