New Volkswagen Passats are seen behind the Chattanooga assembly plant's building. Photo by Dan Henry/Times Free PressCHATTANOOGA, TN (Times Free Press) -- Volkswagen officials gave an incorrect estimate when they originally calculated some emissions for the Chattanooga plant, and the company is seeking a 20 percent hike over its initial projection.
Documents filed with city regulators also show new details for potential plant expansion that would double production with the addition of new assembly, body and press shops.
Bob Colby, who heads the Chattanooga-Hamilton County Air Pollution Control Bureau, said VW used "an incorrect number" when it originally sought an emissions permit in 2008 while the plant was still under design.
VW officials have discovered they selected a wrong number for emission of nitrogen oxides in its paint shop, Colby said.
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