Bauxol is produced and marketed by an Australia-based company, Virotec. The 4,000 tons on the way to Skytop will be produced in the Virgin Islands and shipped to Philadelphia.
It will be used in four places among the spoil piles and fill areas around Skytop after it arrives in late May or early June, Kline said.
The cost of a Bauxol treatment at Skytop has not been estimated by either the manufacturer or PennDOT. Both say product formulations differ to fit specific problems. Kline said Thursday that Bauxol will be less expensive than the alternative of moving the pyritic rock off the site.
"It's cost-effective," he said. "The per cubic yard treatment costs less than hauling costs."
More than 900,000 cubic yards of pyritic rocks at Skytop lie in spoil piles and fill areas, and Bauxol has been applied elsewhere in proportions that range from 7 percent to 10 percent of the acid-rock drainage material it is designed to counteract, Kline has said.
A Penn State scientist said independently this week that Bauxol costs between $250 and $500 a ton. Figuring a cubic yard of rocks weighs a ton, the math for a 7 percent proportion of Bauxol at $250 a ton works out to a low-ball figure of about $16 million.
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this job could easily run from $16mill to high end $32mill
in the scheme of things , its not the $$$ that impress me its the people who want it used . dep / us epa .
regards gaga
newbies do your own research
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