Quarterly report pursuant to Section 13 or 15(d)

UNCOMPLETED CONTRACTS (Details)

v3.5.0.2
UNCOMPLETED CONTRACTS (Details) - USD ($)
6 Months Ended 12 Months Ended
Jun. 30, 2016
Dec. 31, 2015
Revenue Recognized $ (615,400) $ (1,685,500)
Less: Billings to date 1,566,200 2,273,400
Costs and estimated earnings in excess of billings on uncompleted contracts 89,300 204,000
Billings in excess of costs and estimated earnings on uncompleted contracts 950,800 587,900
Contracts Receivable [Member]    
Revenue Recognized 888,800 1,814,300
Less: Billings to date $ (799,500) $ (1,610,300)