Quarterly report pursuant to Section 13 or 15(d)

Property, Plant, and Equipment

v3.22.2
Property, Plant, and Equipment
 9 Months Ended
Jun. 30, 2022
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment Property, Plant and Equipment
Property, plant and equipment at June 30, 2022 and September 30, 2021 consisted of the following (in thousands):
June 30, 2022 September 30, 2021
(unaudited)
Construction equipment $ 380,834  $ 333,966 
Plants 153,291  143,172 
Mineral reserves 90,067  86,556 
Land and improvements 58,928  53,415 
Buildings 29,948  27,163 
Furniture and fixtures 6,940  6,426 
Leasehold improvements 1,230  1,230 
      Total property, plant and equipment, gross 721,238  651,928 
Accumulated depreciation, depletion and amortization (291,578) (250,803)
Construction in progress 24,313  3,707 
      Total property, plant and equipment, net $ 453,973  $ 404,832 
Depreciation, depletion and amortization expense related to property, plant and equipment was $17.6 million and $12.4 million for the three months ended June 30, 2022 and 2021, respectively, and $50.4 million and $35.6 million for the nine months ended June 30, 2022 and 2021, respectively.