DISAGGREGATION OF REVENUE (Tables)

3 Months Ended

Dec. 31, 2018

Disaggregation of Revenue [Abstract]

Schedule of disaggregation of revenue

Three months ended December 31, 2018
	Petroleum &  Gas		Water, Sewer and  Other		Electrical and  Mechanical		Total revenue  from contracts
Lump sum contracts	$	-	$	-	$	7,336,710	$	7,336,710
Unit price contracts		26,350,168		3,072,043		-		29,422,211
Cost plus and T&M contracts		1,788,299		247,035		4,548,679		6,584,013
Revenue from contracts in progress	$	28,138,467	$	3,319,078	$	11,885,389	$	43,342,934
Lump sum contracts	$	-	$	-	$	879,978	$	879,978
Unit price contracts		2,465,135		398,914		-		2,864,049
Cost plus and T&M contracts		434,050		9,842		1,583,286		2,027,178
Revenue from completed contracts		2,899,185		408,756		2,463,264		5,771,205
Total revenue from contracts	$	31,037,652	$	3,727,834	$	14,348,653	$	49,114,139
Earned over time	$	31,037,652	$	3,727,834	$	14,081,624	$	48,847,110
Earned at point in time		-		-		267,029		267,029
Total revenue from contracts	$	31,037,652	$	3,727,834	$	14,348,653	$	49,114,139

Three months ended December 31, 2017
	Petroleum &  Gas		Water, Sewer and  Other		Electrical and  Mechanical		Total revenue  from contracts
Lump sum contracts	$	-	$	-	$	10,656,189	$	10,656,189
Unit price contracts		6,704,069		1,695,852		-		8,399,921
Cost plus and T&M contracts		1,799,420		28,973		3,668,835		5,497,228
Revenue from contracts in progress	$	8,503,489	$	1,724,825	$	14,325,024	$	24,553,338
Lump sum contracts	$	-	$	-	$	1,996,247	$	1,996,247
Unit price contracts		3,631,374		900,549		816,737		5,348,660
Cost plus and T&M contracts		649,358		-		-		649,358
Revenue from completed contracts		4,280,732		900,549		2,812,984		7,994,265
Total revenue from contracts	$	12,784,221	$	2,625,374	$	17,138,008	$	32,547,603
Earned over time	$	12,784,221	$	2,625,374	$	16,897,048	$	32,306,643
Earned at point in time		-		-		240,960		240,960
Total revenue from contracts	$	12,784,221	$	2,625,374	$	17,138,008	$	32,547,603