Construction Backlog (Tables)

3 Months Ended

Mar. 31, 2017

Construction Backlog [Abstract]

Schedule of backlog of signed engineering contracts

	March 31, 2017			December 31, 2016
Balance – beginning of period	$	541,291		$	105,851
New contracts and change orders during the period		306,097			807,786
		847,388			913,637
Less: contract revenue earned during the period		(84,635	)		(372,346	)
		762,753			541,291
Contracts signed but not started		-			-
Balance – end of period	$	762,753		$	541,291