Construction Backlog (Tables)

12 Months Ended

Dec. 31, 2021

Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]

Schedule of backlog of signed construction and engineering contracts

	2021			2020
Balance - beginning of period	$	25,117,461		$	17,634,261
New contracts and change orders during the period		3,191,335			13,816,785
Adjustments and cancellations, net		(18,297,197	)		(27,370	)
Subtotal		10,011,599			31,423,676
Less: contract revenue earned during the period		(6,793,690	)		(6,306,215	)
Balance - end of period	$	3,217,909		$	25,117,461

Summary of expects to satisfy remaining unsatisfied performance obligation

	2021
Within 1 year	$	3,217,909
1 to 2 years		—
Thereafter		—
Total Backlog	$	3,217,909