Christopher Chong, 63, a Wire Rope Cable Maintenance Mechanic from San Francisco rests at the Cable Car Barn in San Francisco on Monday, Dec 12, 2016. Following work preparation at 10:30 p.m., the maintenance crew has until 1:00 a.m., when the cable line shuts down, to eat and rest. This is their lunch break and some workers take naps. Their job is very physically demanding.
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