Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          04-054-11-40  04-2357A4                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  51%          77%                             
04-SM-101-3.6/11.9                    Federal Project:                                  
                                     ACNH-Q101(18)                                      
                                                                                        
                                                                                        
Progress payment No. 12            Payment period ending: 02-20-04                      
DE SILVA GATES CONSTRUCTION                                                             
P O BOX 2909                                                                            
DUBLIN CA 94568                                                                         
                                                                                        
                                                                                        
Escrow No.  02065                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.       9,682,715.69      633,984.98                      
2.a. Extra Work                         154,787.01       17,237.82                      
  b. Adjustment Comp.                                                                   
3. Materials on Hand                    253,595.96      -84,012.85                      
4. Earned Subject to Retention       10,091,098.66      567,209.95                      
5. Mobilization                       2,161,250.00            0.00                      
6. Total Work Completed   11,998,752.70                                                 
7. Deductions                           -20,000.00            0.00                      
8. a.Contract Retentions               -504,554.93      -28,360.49                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor           11,727,793.73      538,849.46                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow       504,550.00                                                  
12. Net Pymt. this Estimate                             538,849.46