Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          01-235-07-16  04-0438U4                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  15%          22%                             
04-CC-580-6.1/7.8                    Federal Project:                                   
04-MRN-580-0.0/2.6                                     ACIM-580-2(41)                   
                                                                                        
                                                                                        
Progress payment No. 12            Payment period ending: 08-20-01                      
TUTOR SALIBA KOCH TIDEWATER                                                             
JV                                                                                      
15901 OLDEN STREET                                                                      
SYLMAR CA 91342                                                                         
                                                                                        
Escrow No.  01586                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.      40,795,137.27    3,714,999.59                      
2.a. Extra Work                         826,275.15      202,592.78                      
  b. Adjustment Comp.                    55,071.00       55,071.00                      
3. Materials on Hand                 10,060,702.00    3,171,034.00                      
4. Earned Subject to Retention       51,737,185.42    7,143,697.37                      
5. Mobilization                      33,365,488.50   11,121,829.50                      
6. Total Work Completed   75,041,971.92                                                 
7. Deductions                                 0.00       10,000.00                      
8. a.Contract Retentions             -5,173,718.54     -714,369.73                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor           79,928,955.38   17,561,157.14                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow     5,173,710.00                                                  
12. Net Pymt. this Estimate                          17,561,157.14