Hijjah 16, 1431 / Nov. 22, 2010, SPA -- The leaking ammonia pipe at a refrigerating plant in a Moscow northern suburb has been shut off, a spokesman for the city emergencies administration told Itar-Tass on Monday. According to the spokesman, the accident occurred at 10:29 a.m. Moscow time at a refrigerating plant located at Moscow's Leningrdaskoye highway. A 10-mm pipe burst during repair works at a compressor shop. According to preliminary information, no one was hurt. "People were evacuated, ammonia vapors have not escaped the plant's territory. There is no hazard to human health," the spokesman said.