Annual report pursuant to Section 13 and 15(d)

PLANT, PIPELINE AND EQUIPMENT (Tables)

v3.8.0.1
PLANT, PIPELINE AND EQUIPMENT (Tables)
12 Months Ended
Dec. 31, 2017
PLANT, PIPELINE AND EQUIPMENT [Abstract]  
Plant, Pipeline and Equipment
Plant, pipeline and equipment include the following at December 31:

   
2017
   
2016
 
   
(thousands of dollars)
 
Platinum catalyst
 
$
1,612
   
$
1,612
 
Land
   
5,428
     
5,376
 
Plant, pipeline and equipment
   
186,946
     
154,107
 
Construction in progress
   
50,996
     
33,391
 
Total plant, pipeline and equipment
   
244,982
     
194,486
 
    Less accumulated depreciation
   
(63,240
)
   
(54,477
)
Net plant, pipeline and equipment
 
$
181,742
   
$
140,009