The Sewri-Nhava Sheva link to run for 5.5 km on land and 17.5 km over sea; expected to be ready by Dec 2023
The Mumbai Trans Harbour Link, which promises to reduce the travel time between Sewri and Nhava Sheva from 2 hours to just 20 minutes, is inching towards completion, with MMRDA erecting the land stretch of the bridge at Navi Mumbai. MTHL will run for 22 km, including 16.5 km over the sea and 5.5 km on land. The project is estimated to cost Rs 17,800 crore.
https://www.mid-day.com/mumbai/mumbai-news/article/mumbai-trans-harbour-links-bridge-portion-on-land-is-complete-23244258
Source: Mid Day