An Engineer Explains Why Trump’s Wall Is So Implausible

Posted In Inform, Sand Mining
Jan
25

sand-denis-delestrac
“Sand is the second most consumed natural resource, after water. The construction-building industry is by far the largest consumer of this finite resource.
Concrete is made with cement, water, sand and gravel.The traditional building of one average-sized house requires 200 tons of sand; a hospital requires 3,000 tons of sand; each kilometer of highway built requires 30,000 tons of sand… A nuclear plant, a staggering 12 million tons of sand…”Captions and Photograph by “Sand Wars” Award-Winning Filmmaker: Denis Delestrac. ©2013

Excerpts;

A New York-based structural engineer, estimated in an article for National Memo that, a 1,900-mile concrete wall – seemingly Trump’s original plan – would require about 339 million cubic feet (12.5 million cubic yards) of concrete – three times more than the Hoover Dam.

Such a wall would be greater in volume than all six pyramids of the Giza Necropolis, and that quantity of concrete could pave a one-lane road from New York to Los Angeles, going the long way around the Earth…

Read Full Article; National Memo (09-21-2016)

A 2,000-mile-long barrier proposal, separating the United States and Mexico, was shortened to a mere 1,000 miles; National Memo (10-30-2016)
In the Oct. 28 debate, Trump policy proposal, a 2,000-mile-long barrier separating the United States and Mexico, was shortened to a mere 1,000 miles. The structural engineer responds…

“Sand, Rarer Than One Thinks”: A UNEP Report (GEA-March 2014)
In March 2014 The United Nations released its first Report about sand mining. “Sand Wars” film documentary by Denis Delestrac – first broadcasted on the european Arte Channel, May 28th, 2013, where it became the highest rated documentary for 2013 – expressly inspired the United Nations Environment Programme (UNEP) to publish this 2014-Global Environmental Alert.

Sand Wars, An Investigation Documentary, By Award-Winning Filmmaker Denis Delestrac (2013)

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