Dept. of Trans.       SUPPLEMENTAL   Serial No.  Contract No.                           
                                          04-181-12-55  07-181604                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  69%          68%                             
07-LA-91-R14.0/R20.7                    Federal Project:                                
                                     ACNH-P091(112)                                     
                                                                                        
                                                                                        
Progress payment No. 23            Payment period ending: 06-20-04                      
CHUMO CONSTRUCTION INC                                                                  
14425 JOANBRIDGE STREET                                                                 
BALDWIN PARK CA 917061747                                                               
                                                                                        
                                                                                        
Escrow No.  01994                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.      10,153,949.60      309,764.00                      
2.a. Extra Work                         614,433.78            0.00                      
  b. Adjustment Comp.                     2,876.35            0.00                      
3. Materials on Hand                    136,561.95            0.00                      
4. Earned Subject to Retention       10,907,821.68      309,764.00                      
5. Mobilization                       1,780,000.00            0.00                      
6. Total Work Completed   12,551,259.73                                                 
7. Deductions                                                                           
8. a.Contract Retentions               -545,391.08      -15,488.20                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor           12,142,430.60      294,275.80                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow       545,390.00                                                  
12. Net Pymt. this Estimate                             294,275.80