WTC Glacial Pothole News
- The New York Times: At Ground Zero, Scenes From the Ice Age (September 21, 2008)
- Newsday: Trade center dig exposes glacial landscape (September 22, 2008)
- Backpacker Blogs: Ground Zero Glacial Awesomeness (September 22, 2008)
WTC Glacial Pothole
WTC Glacial Pothole
A glacial pothole in the bedrock has been revealed 110 feet below the streets of New York City by structural engineers planning the foundation of Tower 4 for the new World Trade Center. The hole, a 40 foot deep ding in the bedrock, was created by the movement of glacial ice some 500 million years ago.
Fast Facts
- Part of the pothole was seen during construction of the WTC in the 1960s, and noted again when the slurry wall was rebuilt after 9/111
- A lecture on the pothole will be given at the WTC site by geologists Cheryl J. Moss and Andrew Pontecorvo at 7:00 p.m., September 24, 20081
- Called the "Grand Canyon of Lower Manhattan" the hole will be covered or blasted away1
Quotes
"It's nice to look at, but it's all got to go." Robert B. Reina, structural engineer at Mueser Rutledge Consulting Engineers2
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Related Pages on Mahalo
Glaciers | WTC Blueprints Trash | Freedom Tower | Ground Zero | World Trade Center | 9-11 | 9/11 Memorial 2011