The Rs 11,000-crore road project is expected to reduce the travel time between Thane and Borivali to 15-20 minutes from 1.5 hours
The Mumbai Metropolitan Regional Development Authority last week floated a tender for the 11-km-long twin tunnel work for the Borivali-Thane underground tunnel beneath the Sanjay Gandhi National Park. The Rs 11,000-crore six-lane road project is expected to reduce the travel time between Thane and Borivali to 15-20 minutes from 1.5 hours. The work is likely to begin before the monsoon this year, an official said
https://indianexpress.com/article/cities/mumbai/tender-floated-work-11km-twin-tunnel-borivali-thane-8385278/
Source: The Indian Express