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PROPERTY AND EQUIPMENT, NET
12 Months Ended
Dec. 31, 2012
PROPERTY AND EQUIPMENT, NET

5. PROPERTY AND EQUIPMENT, NET

Property and equipment, net consists of the following:

 

     Year Ended December 31,  
     2012     2011  

Landfill site costs

   $ 1,974,994      $ 1,066,282   

Rolling stock

     555,680        497,984   

Land, buildings and improvements

     349,567        247,907   

Containers

     247,440        217,401   

Machinery and equipment

     266,196        216,749   

Construction in progress

     27,346        19,617   
  

 

 

   

 

 

 
     3,421,223        2,265,940   

Less accumulated depreciation and depletion

     (963,617     (815,471
  

 

 

   

 

 

 
   $ 2,457,606      $ 1,450,469   
  

 

 

   

 

 

 

The Company’s landfill depletion expense, recorded in Depreciation in the Consolidated Statements of Net Income, for the years ended December 31, 2012, 2011 and 2010, was $53,429, $43,217 and $40,884, respectively.