Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          04-267-11-00  08-4437U4                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  71%          78%                             
08-SBD-210-R13.5/R17.0                    Federal Project:                              
                                     ACNH-S210(4)                                       
                                                                                        
                                                                                        
Progress payment No. 15            Payment period ending: 09-20-04                      
RIVERSIDE CONSTRUCTION COMPANY                                                          
INC                                                                                     
P O BOX 1146                                                                            
RIVERSIDE CA 92502                                                                      
                                                                                        
Escrow No.  02106                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.      18,162,327.42      927,108.88                      
2.a. Extra Work                         425,789.15      181,515.82                      
  b. Adjustment Comp.                    56,291.40            0.00                      
3. Materials on Hand                    187,088.35      -48,693.58                      
4. Earned Subject to Retention       18,831,496.32    1,059,931.12                      
5. Mobilization                         750,000.00            0.00                      
6. Total Work Completed   19,394,407.97                                                 
7. Deductions                           -17,096.25       -1,160.58                      
8. a.Contract Retentions               -941,574.82      -52,996.56                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor           18,622,825.25    1,005,773.98                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow       941,570.00                                                  
12. Net Pymt. this Estimate                           1,005,773.98