Registration of securities issued in business combination transactions

PROPERTY, PLANT AND EQUIPMENT

v2.4.0.6
PROPERTY, PLANT AND EQUIPMENT
12 Months Ended
Dec. 31, 2011
PROPERTY, PLANT AND EQUIPMENT  
PROPERTY, PLANT AND EQUIPMENT

5. PROPERTY, PLANT AND EQUIPMENT

        The cost and accumulated depreciation of property, plant and equipment were as follows (dollars in millions):

 
  December 31,  
 
  2011   2010  

Land

  $ 148   $ 148  

Buildings

    629     624  

Plant and equipment

    6,058     5,781  

Construction in progress

    330     255  
           

Total

    7,165     6,808  

Less accumulated depreciation

    (3,655 )   (3,339 )
           

Net

  $ 3,510   $ 3,469  
           

        Depreciation expense for the years ended December 31, 2011, 2010 and 2009 was $374 million, $340 million and $371 million, respectively, of which nil, $1 million and $2 million related to discontinued operations in 2011, 2010 and 2009, respectively.

        Property, plant and equipment includes gross assets acquired under capital leases of $2 million and $15 million at December 31, 2011 and 2010, respectively, and related amounts included in accumulated depreciation were $1 million and $15 million at December 31, 2011 and 2010, respectively.