After the last train at night and before the first in the morning, 800 people are hard at work behind the scenes making London's Underground fit to travel on. Including brushing dust from ventilation ducts, ‘fluffers’ cleaning up rubbish, routine rail replacement and fixing a broken rail discovered at 3.30am.
Leslie Dwyer
Score: 7.5
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Score: 0.0
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Score: 8.5
Score: 0.0
Score: 6.2
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