Dept. of Trans.       SUPPLEMENTAL   Serial No.  Contract No.                           
                                          02-275-08-54  04-0438U4                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  35%          49%                             
04-CC-580-6.1/7.8                    Federal Project:                                   
04-MRN-580-0.0/2.6                                     ACIM-580-2(41)                   
                                                                                        
                                                                                        
Progress payment No. 28            Payment period ending: 09-20-02                      
TUTOR SALIBA KOCH TIDEWATER                                                             
JV                                                                                      
15901 OLDEN STREET                                                                      
SYLMAR CA 91342                                                                         
                                                                                        
Escrow No.  01586                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.     122,038,496.44     -449,680.00                      
2.a. Extra Work                      10,905,364.82       -1,224.30                      
  b. Adjustment Comp.                   294,519.32            0.00                      
3. Materials on Hand                 36,288,920.00            0.00                      
4. Earned Subject to Retention      169,527,300.58     -450,904.30                      
5. Mobilization                      42,262,952.10            0.00                      
6. Total Work Completed  175,501,332.68                                                 
7. Deductions                           -29,799.67    4,149,068.00                      
8. a.Contract Retentions             -9,025,732.15            0.00                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor          202,734,720.86    3,698,163.70                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow     9,025,730.00                                                  
12. Net Pymt. this Estimate                           3,698,163.70