San Diego Source > News > Aggregate supply declining; S.D. may run out in less than 10 ... - 0 views
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Daniel k on 27 Feb 13The article talks about declining aggregate supply in San Diego.
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Valentin a on 07 Mar 13Aggregate production in the San Diego region, which peaked at 11.8 million tons in 1999, had dropped to just 4.5 million tons in 2009. The decline in aggregate supply in San Diego may be a problem once the economy is back at full steam.