Dept. of Trans.       SEMI-FINAL   Serial No.  Contract No.                             
                                          12-079-08-20  03-1A4614                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                 100%         100%                             
03-SUT-99-16.8/23.0                    Federal Project:                                 
                                     NONE                                               
                                                                                        
                                                                                        
Progress payment No. 30            Payment period ending: 07-21-11                      
DE SILVA GATES CONSTRUCTION                                                             
P O BOX 2909                                                                            
DUBLIN CA 94568                                                                         
                                                                                        
                                                                                        
Escrow No.  02421                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.      20,235,887.58            0.00                      
2.a. Extra Work                       2,424,181.54            0.00                      
  b. Adjustment Comp.                  -706,132.14            0.00                      
3. Materials on Hand                                                                    
4. Earned Subject to Retention       21,953,936.98            0.00                      
5. Mobilization                       2,300,000.00            0.00                      
6. Total Work Completed   24,253,936.98                                                 
7. Deductions                                 0.00        2,000.00                      
8. a.Contract Retentions             -1,096,673.06            0.00                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.       1,096,673.06            0.00                      
9. Total pay to Contractor           24,253,936.98        2,000.00                      
10. Reduction Amt to Escrow          -1,096,670.00            0.00                      
11. Payment to Escrow     1,096,670.00                                                  
12. Net Pymt. this Estimate                               2,000.00