Page 16 - jdrogers2017bb
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Mulholland repairs the damaged sag pipe
The same sag pipe today
• Faced with a systemic failure that would cost $250,000 and
many months to replace, Mulholland decided to pump water into
the collapsed pipe under increasing pressure, caulking the leaks
as they appeared.
• He succeeded in recovering the siphon’s circular section along
its entire length, for a cost of just $3000
