PROPERTY, PLANT AND EQUIPMENT, NET
 12 Months Ended
Dec. 31, 2015
Property, Plant and Equipment [Abstract]  
PROPERTY, PLANT AND EQUIPMENT, NET
PROPERTY, PLANT AND EQUIPMENT, NET
Property, plant and equipment, net is summarized as follows:
 
December 31, 2015
 
Railroad
 
Jefferson Terminal
 
Total
Land and site improvements
$
5,478

 
$
14,014

 
$
19,492

Construction in progress
893

 
55,034

 
55,927

Buildings and improvements
557

 
2,193

 
2,750

Crude oil terminal machinery and equipment
—

 
210,857

 
210,857

Track and track related assets
17,159

 
—

 
17,159

Railroad equipment
1,050

 
—

 
1,050

Railcars and locomotives
1,720

 
—

 
1,720

Computer hardware and software
118

 
34

 
152

Furniture and fixtures
121

 
289

 
410

Vehicles
503

 
44

 
547

 
27,599

 
282,465

 
310,064

Less: accumulated depreciation
(2,907
)
 
(10,308
)
 
(13,215
)
Spare parts
$
—

 
$
2,829

 
$
2,829

Property, plant and equipment, net
$
24,692

 
$
274,986

 
$
299,678

 
December 31, 2014
 
Railroad
 
Jefferson Terminal
 
Total
Land and site improvements
$
5,484

 
$
9,573

 
$
15,057

Construction in progress
—

 
145,716

 
145,716

Buildings and improvements
436

 
2,139

 
2,575

Crude oil terminal machinery and equipment
—

 
50,627

 
50,627

Track and track related assets
12,022

 
—

 
12,022

Railroad equipment
1,268

 
—

 
1,268

Railcars and locomotives
1,293

 
—

 
1,293

Computer hardware and software
—

 
34

 
34

Furniture and fixtures
—

 
317

 
317

Vehicles
321

 
258

 
579


20,824

 
208,664

 
229,488

Less: accumulated depreciation
(962
)
 
(1,145
)
 
(2,107
)
Property, plant and equipment, net
$
19,862

 
$
207,519

 
$
227,381


During year ended December 31, 2015, additional property, plant and equipment of $84,298 was acquired, and is mainly related to land and improvements, track and track related assets, and crude oil terminal machinery and equipment. During the year ended December 31, 2015, disposals of property, plant and equipment totaled $893, mainly related to railroad equipment, vehicles, and furniture and fixtures. Property, plant and equipment acquired during the year ended December 31, 2014 was $14,303 and $144,883 in connection with the acquisitions of CMQR and Jefferson Terminal (Note 3), respectively. During the year ending December 31, 2014, additional property, plant and equipment of $70,302 was acquired, mainly related to construction in progress and track and track related assets.
Depreciation expense for property, plant and equipment was $11,099, $2,107 and $0 for the years ended December 31, 2015, 2014, and 2013, respectively.