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Revenue From Customers (Tables)

3 Months Ended

Mar. 31, 2022

Revenue from Contract with Customer [Abstract]

Schedule of Backlog By Segment

The following table presents the Company’s backlog, by segment:

			March 31, 2022						December 31, 2021
E-Infrastructure Solutions Backlog			$	541,150					$	432,613
Transportation Solutions Backlog			898,679						963,267
Building Solutions Backlog - Commercial			87,055						97,235
Total Backlog			$	1,526,884					$	1,493,115

Disaggregation of Revenue

The following tables present the Company’s revenue disaggregated by major end market and contract type:

			Three Months Ended March 31,
Revenues by major end market			2022						2021
E-Infrastructure Solutions Revenues			$	168,927					$	96,572
Heavy Highway			112,745						99,516
Aviation			17,583						27,222
Water Containment and Treatment			19,887						14,219
Other			10,284						6,097
Transportation Solutions Revenues			160,499						147,054
Residential			54,270						44,174
Commercial			26,624						27,516
Building Solutions Revenues			80,894						71,690
Total Revenues			$	410,320					$	315,316
Revenues by contract type
Fixed-Unit Price			$	156,310					$	177,547
Lump-Sum			197,868						91,155
Residential and Other			56,142						46,614
Total Revenues			$	410,320					$	315,316

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- Definition

Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130545-203045

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No definition available.

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X

- Definition

Tabular disclosure of expected timing for satisfying remaining performance obligation.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 13
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130556-203045

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