Heavy rain triggered a massive landslide on National Highway-6 that links Mizoram with the rest of the country, officials said on June 16.
The landslide occured at Hunthar area on the western outskirts of Aizawl, they said.
There have been no reports of fatalities so far.
Work is underway to clear the debris on the stretch of the national highway, they said.
Incessant rain for the past few days have triggered landslides in several parts of the state.