Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          11-207-16-00  08-478604                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  15%          30%                             
08-RIV-86-R16.0/R16.7                    Federal Project:                               
                                     ACNH-P086(72)                                      
                                                                                        
                                                                                        
Progress payment No. 04            Payment period ending: 07-20-11                      
SEMA CONSTRUCTION INC                                                                   
6 ORCHARD SUITE 150                                                                     
LAKE FOREST CA 92630                                                                    
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.         642,806.64      253,777.16                      
2.a. Extra Work                                                                         
  b. Adjustment Comp.                                                                   
3. Materials on Hand                          0.00      -50,000.00                      
4. Earned Subject to Retention          642,806.64      203,777.16                      
5. Mobilization                         228,813.84       76,271.28                      
6. Total Work Completed      871,620.48                                                 
7. Deductions                                                                           
8. a.Contract Retentions                                                                
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor              871,620.48      280,048.44                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                             280,048.44