Trivia: James Earl Jones provided the opening narration.
Trivia: After the fake Dredd kills the judge and his wife in their apartment, the camera then cuts to a street scene in which Hershey is calling in their location as "at the corner of Burns and Allen." This is a cinematic tip-of-the-hat to the legendary comedy team of George Burns and his wife Gracie Allen. She also says they are "at the corner of Abbot and Costello" in the beginning.
Trivia: Before accepting the role, Sylvester Stallone had no idea what Judge Dredd was.
Answer: The facility only ever cloned Rico and Dredd. It had never been tested at max capacity. The equipment was also 30 years old and Rico tried to birth the clones early which the system wasn't designed for. The stress of all these things added up to destroy it.
Grumpy Scot