Wilshire Grand developers attempt largest continuous concrete pour in history

Mel Melcon / Los Angeles Times

Mel Melcon / Los Angeles Times

KPCC reports that this Saturday construction crews at the site of the future Wilshire Grand tower will pour concrete for 20 hours straight.

They'll be laying the foundation for a planned 73 story luxury hotel, office and retail space in downtown LA . When completed in 2016 the structure will be the tallest west of the Mississippi.

If this weekend's pour is successful, the building will also set a world record for the largest continuous foundation pour ever.

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