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COSTS AND ESTIMATED EARNINGS ON UNCOMPLETED CONTRACTS (Table)
9 Months Ended
Jan. 31, 2013
Costs and Estimated Earnings On Uncompleted Contracts  
Schedule of Costs and Estimated Earnings on Uncompleted Contracts
Costs and estimated earnings on uncompleted contracts consist of the following at January 31, 2013 and April 30, 2012:

 

    January 31, 2013     April 30, 2012  
             
Costs incurred on uncompleted contracts   $ 75,637,034     $ 76,682,610  
Provision for loss on uncompleted contracts     (46,485 )     (1,886,896 )
Estimated contract profit     796,670       2,242,232  
      76,387,219       77,037,946  
Less:  billings to date     77,055,437       79,291,760  
Total   $ (668,218 )   $ (2,253,814 )
                 
Costs and estimated earnings in excess of billings on uncompleted  contracts   $ 1,019,220     $ 1,340,379  
Billings in excess of cost and estimated earnings on uncompleted contracts     1,687,438       3,594,193  
Total   $ (668,218 )   $ (2,253,814 )