Dept. of Trans.       SEMI-FINAL   Serial No.  Contract No.                             
                                          05-363-13-34  03-376104                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                 100%         100%                             
03-YUB-70-R0.4/R7.3                    Federal Project:                                 
                                     ACNH-P070-7(78)                                    
                                                                                        
                                                                                        
Progress payment No. 28            Payment period ending: 12-14-04                      
DE SILVA GATES CONSTRUCTION                                                             
P O BOX 2909                                                                            
DUBLIN CA 94568                                                                         
                                                                                        
                                                                                        
Escrow No.  02077                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.      13,744,296.26            0.00                      
2.a. Extra Work                         397,903.31            0.00                      
  b. Adjustment Comp.                   648,245.03      255,540.87                      
3. Materials on Hand                                                                    
4. Earned Subject to Retention       14,790,444.60      255,540.87                      
5. Mobilization                       1,325,000.00            0.00                      
6. Total Work Completed   16,115,444.60                                                 
7. Deductions                            -5,630.00       60,000.00                      
8. a.Contract Retentions               -678,556.65            0.00                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.         678,556.65            0.00                      
9. Total pay to Contractor           16,109,814.60      315,540.87                      
10. Reduction Amt to Escrow            -590,000.00            0.00                      
11. Payment to Escrow       590,000.00                                                  
12. Net Pymt. this Estimate                             315,540.87