Dept. of Trans.       SUPPLEMENTAL   Serial No.  Contract No.                           
                                          04-161-07-52  06-404104                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  69%          17%                             
06-FRE-99-19.8/24.2                    Federal Project:                                 
                                     ACNH-P099(418)                                     
                                                                                        
                                                                                        
Progress payment No. 12            Payment period ending: 05-20-04                      
WATKIN AND BORTOLUSSI INC                                                               
77 LARKSPUR STREET                                                                      
SAN RAFAEL CA 94901                                                                     
                                                                                        
                                                                                        
Escrow No.  01764                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.         736,365.00       36,554.00                      
2.a. Extra Work                          86,014.20            0.00                      
  b. Adjustment Comp.                     9,358.13        9,358.13                      
3. Materials on Hand                                                                    
4. Earned Subject to Retention          831,737.33       45,912.13                      
5. Mobilization                         107,000.00            0.00                      
6. Total Work Completed      938,737.33                                                 
7. Deductions                                                                           
8. a.Contract Retentions                -41,586.87       -2,295.61                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor              897,150.46       43,616.52                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow        41,580.00                                                  
12. Net Pymt. this Estimate                              43,616.52