A case has been filed against six people including the Project Director (PD)in connection with the death of two labourers while working at Pabna University of Science and Technology(PUST). One of the accused, Hossain, has been arrested, said Kripa Shindhu Bala, officer-in-charge of Pabna sadar police station on Friday. Also read : Man beaten to death by mob in Pabna suspecting thief The accused are manager of the contractor company Nazirul Haque, Harunur Rashid, Project Director Lt.Col(retd) GM Azizur Rahman, manager of another contractor company Mizanur Rahman, site engineer Sujauddoula, and site engineer Hossain. The OC said the case was registered after the victim’s family logged a complaint over negligence. Police said three workers were seriously injured after from the 12th floor of under-construction Sheikh Russel Hall on the campus on Friday. Also read : 2 workers die after falling off under-construction building in Pabna University They were rescued and taken to Pabna General Hospital where doctors declared one of them dead. As the condition of two other victims was critical they were referred to Rajshahi General Hospital. One of them died on the way to Rajshahi. The condition of the other injured is also critical. The deceased were Tuhin, son of Anisur Rahman of Char Masudebpur Baganpara area of Chapainawabganj and Asadul Ali, son of late Mujibur Rahman of Ramna village Ghanti Getagari area. Also read : 2 children in Pabna dead as pile of sand ‘illegally lifted from river’ collapses on them With the two, a total of 15 workers have died so far during the construction of several buildings on the campus allegedly due to negligence of contractor farm. Dr. Kamal Hossen, proctor of the university, blamed the contractor company for the death of the workers.