Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          03-204-10-52  03-376104                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  22%          24%                             
03-YUB-70-R0.4/R7.3                    Federal Project:                                 
                                     ACNH-P070-7(78)                                    
                                                                                        
                                                                                        
Progress payment No. 04            Payment period ending: 07-18-03                      
DE SILVA GATES CONSTRUCTION                                                             
P O BOX 2909                                                                            
DUBLIN CA 94568                                                                         
                                                                                        
                                                                                        
Escrow No.  02077                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.       2,162,423.50    1,898,941.50                      
2.a. Extra Work                                                                         
  b. Adjustment Comp.                                                                   
3. Materials on Hand                          0.00     -107,456.00                      
4. Earned Subject to Retention        2,162,423.50    1,791,485.50                      
5. Mobilization                         993,750.00      993,750.00                      
6. Total Work Completed    3,156,173.50                                                 
7. Deductions                          -485,010.38     -475,010.38                      
8. a.Contract Retentions               -216,242.35     -179,148.55                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor            2,454,920.77    2,131,076.57                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow       210,000.00                                                  
12. Net Pymt. this Estimate                           2,131,076.57