Quarterly report pursuant to Section 13 or 15(d)

PLANT, PIPELINE AND EQUIPMENT

PLANT, PIPELINE AND EQUIPMENT

3 Months Ended

Mar. 31, 2021

Property, Plant and Equipment [Abstract]


Property, plant and equipment consisted of the following:
	March 31, 2021		December 31, 2020
	(thousands of dollars)
Platinum catalyst metal	$	1,580	$	1,580
Catalyst	4,298		4,325
Land	5,428		5,428
Plant, pipeline and equipment	271,960		270,149
Construction in progress	9,335		6,422
Total property, plant and equipment	$	292,601	$	287,904
Less accumulated depreciation	(104,678)		(100,800)
Total property, plant and equipment, net	$	187,923	$	187,104

Property, plant and equipment serve as collateral for our amended and restated credit agreement. See Note 11.

Labor capitalized for construction was approximately $0.3 million and $0.6 million for the three months ended March 31, 2021 and 2020, respectively.

Construction in progress during the first three months of 2021 included costs for rebuild and restoration of a distillation tower. Construction in progress during the first three months of 2020 included Advanced Reformer unit improvements and pipeline maintenance at SHR and equipment modifications at TC.

Amortization relating to the catalyst, which is included in cost of sales, was approximately $0.3 million and $0.2 million for the three months ended March 31, 2021 and 2020, respectively.