GUWAHATI/AGARTALA — Supply of essential commodities, food grains, and transport fuel have been disrupted in some northeastern states as the Northeast Frontier Railway (NFR) engineers and workers are repairing the damage to the railway track in Assam’s Lumding-Badarpur Hill Section, where a loaded goods train wagon derailed on October 31.    An official of the NFR said that after partial repair of the damaged railway track, train services resumed in Lumding-Badarpur Hill Section under Southern Assam’s Dima Hasao district on November 3 but fully loaded and normal train services could not be resumed. “We expect that the ongoing repair work would be completed by mid-next week and then normal train services would be started,” the official said. Notably, all the Express, passenger, local and goods trains connecting Manipur, Southern Assam, Tripura and Mizoram pass through the single track of the Lumding-Badarpur Hill section under the mountainous Dima Hasao district. The Lumding-Badarpur Hill section under the NFR is the lone railway route to connect Manipur, Southern Assam, Tripura and Mizoram with the rest of the country via Guwahati. A wagon of the Silchar-bound goods train carrying food grains from northern India derailed inside a tunnel near Mupa in the Lumding-Badarpur Hill Section...