As per the media report, a landslide was triggered at Ambithang village near Mangan on the way from Rangrang to Mangan on 8 July 2014 evening by rainfall. Due to the landslide connectivity between Rangrang and Mangan got affected and the main connection
Megotsohe, C., et al., 2014. Updation of existing landslide inventory of North Eastern Region. GSI, RHQ, NER, Shillong,  Item Code: SER/NER/RHQ/2014/037; Unpub. GSI Report of FS 2014-2015
Ambithang Landslide
Ambithang (On Rangrang-Mangan road )
Increase in pore water pressure and reduction of strength on supersaturation