Major Landslide on Mumbai-Pune Expressway The landslide took place near the Adoshi Tunnel which is close to Lonavala. Major Landslide on Mumbai-Pune Expressway Sources say the iron holding on the side of the expressway has become old and so the area is landslide prone. Major Landslide on Mumbai-Pune Expressway Both the lanes of the expressway have been closed and the Highway Police have appealed to motorists to use the old Mumbai-Pune road. Major Landslide on Mumbai-Pune Expressway An ambulance has been rushed to the spot.