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Property and Equipment
 6 Months Ended
Jun. 30, 2024
Property, Plant and Equipment [Abstract]  
Property and Equipment
6.PROPERTY AND EQUIPMENT
Property and equipment are summarized as follows:
June 30, 2024December 31, 2023
Construction and transportation equipment$445,886 $405,242 
Buildings and improvements23,779 21,325 
Land3,054 3,054 
Office equipment4,111 4,023 
Total property and equipment476,830 433,644 
Less accumulated depreciation(208,645)(189,996)
Total property and equipment, net$268,185 $243,648 
Depreciation Expense—Depreciation expense is primarily included within cost of revenues and was $12,645 and $24,606 for the three and six months ended June 30, 2024, respectively, and $10,243 and $20,199 for the three and six months ended June 30, 2023, respectively.