Kiev Region, Ukrainian SSR, USSR. Workers of the Construction Directorate No. 605 of the USSR Ministry of Medium Machine Building celebrates the completion of work on covering the reactor hall during the construction of the Shelter over the destroyed reactor No. 4, cleaning the roof of the reactor No. 3 from radioactive debris and launching the reactor No. 1 at the Chernobyl Nuclear Power Plant after the accident with the raising of the state flag of the USSR on the concrete distribution boom. On April 26, 1986, an explosion occurred at the reactor No. 4 of the nuclear power plant during equipment tests after the shutdown of the reactor for the next scheduled preventive maintenance. The banner reads: We will fulfill the task of the governm 1227223

Kiev Region, Ukrainian SSR, USSR. Workers of the Construction Directorate No. 605 of the USSR Ministry of Medium Machine Building celebrates the completion of work on covering the reactor hall during the construction of the Shelter over the destroyed reactor No. 4, cleaning the roof of the reactor No. 3 from radioactive debris and launching the reactor No. 1 at the Chernobyl Nuclear Power Plant after the accident with the raising of the state flag of the USSR on the concrete distribution boom. On April 26, 1986, an explosion occurred at the reactor No. 4 of the nuclear power plant during equipment tests after the shutdown of the reactor for the next scheduled preventive maintenance. The banner reads: We will fulfill the task of the governm 1227223