Two coal miners were killed after a portion of the roof collapsed at PVK-5 incline in Kothagudem area on Thursday night. According to sources, K. Papaiah (52), timber man, and R. Shankaraiah (45), a coalminer, were killed when a part of the roof suddenly fell on them while they were carrying out roof-bolting works at the junction inside the underground coal mine. Several other miners escaped narrowly. Papaiah was said to be a recipient of the best miner award in the past. The bodies of the two miners were being shifted to the mortuary at the Singareni area hospital in Kothagudem when reports last came in.