Science: Sewer Inspection

The sewers which carry the daily wastes of Los Angeles' 1,250,000 inhabitants to the Pacific Ocean constitute as remarkable an engineering achievement as the main which brings pure water over mountains from a lake 233 miles away. The main channels of the Los Angeles sewers measure 50 miles in length. To inspect them, to see that they were free of corrosion and cracks, has been the job for the past 16 years of a husky, ruddy, straw-haired athlete named Reuben Brown, 45, assistant superintendent of sewer maintenance. Mr. Brown enjoys his inspections, has...

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