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Property, Plant and Equipment (Notes)
12 Months Ended
Dec. 31, 2012
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment
PROPERTY, PLANT AND EQUIPMENT

Property, plant and equipment, at cost, is as follows (in thousands):
 
December 31,
2012
 
December 31,
2011
Crude Oil Gathering
$
116,744

 
$
97,249

Terminalling, Transportation and Storage
254,381

 
184,000

Gross Property, Plant and Equipment
371,125

 
281,249

Less: Accumulated depreciation
96,753

 
85,102

Net Property, Plant and Equipment
$
274,372

 
$
196,147



Capitalized interest totaled $1.3 million, $0.4 million and $0.1 million for the years ended December 31, 2012, 2011, and 2010, respectively. Depreciation expense totaled $13.1 million, $11.3 million and $11.2 million for the years ended December 31, 2012, 2011 and 2010, respectively.