One of NYC’s reservoirs is about a half mile away. A $60mm NYC/NYS funded construction plan was shelved a month ago. Could this become one of those examples where Kicking goes badly? Consider this daisy-chain. The Croton Reservoir is part of a chain of reservoirs that provide water for NYC. It’s large (22 miles), but it’s small in comparisons to the big man-made lakes further upstate. Croton is important because it connects directly to those upstate reservoirs via an underground tunnel. That tunnel goes north, and then west. It is 1,000 feet deep where it meets the Hudson River.There's more to the story. It is a pretty interesting post. Why on earth are we wasting money blowing up poor folks in shitpot countries halfway around the world when our infrastructure, and to some extent our society, is falling apart? We don't need to worry about Iran getting a nuke considering Israel has about 100 of them. What are the Iranians going to do with the thing other than sit in their underground bunker and admire it? Let's exit Iraq (whoever is still there) and Afghanistan as gracefully as we can, and go about the business of fixing this place up some.
A bit of physics. The upstate reservoirs are 1,000 feet above the sea and the tunnel is 1,000 below. The tunnel is (was) large enough to drive a truck through so the water pressure at the lowest part of the tunnel is enormous. What might you expect from a 75 year old tunnel under that much pressure? A leak? Sure.
This is one hell of a leak. As much as 35 million gallons a day was the estimate seven years ago. There is evidence that rate has since accelerated. That comes to 13 billion gallons a year, which is sufficient for 250,000 average Americans. Think Orlando, Madison, Winston-Salem or Reno. Each of these cities uses about as much water as NYC is leaking. In China, this much water would meet the needs of 1.7mm people, In Bangladesh it would be sufficient for 3mm. It’s enough to fill 650,000 in-ground swimming pools. That’s a leak.
It gets worse. The leak was first detected in 1988. Therefore something like 15 million swimming pools worth of drinkable water have been pissed into the ocean. It’s so bad that areas on either side of the tunnel have sinkholes. People have been forced to move. Properties have been condemned. And the sinkholes keep getting bigger.
Saturday, February 25, 2012
Our Crumbling Infrastructure: NYC Water System Edition
Bruce Krasting, posting at the Big Picture:
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