Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          04-054-07-45  10-1A7004                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  47%          53%                             
10-SJ-99-14.1/15.0                    Federal Project:                                  
                                     ACNH-P099(429)                                     
                             STPL-6210(1)                                               
                                                                                        
Progress payment No. 20            Payment period ending: 02-20-04                      
VIKING D S S A JOINT VENTURE                                                            
P O BOX 1508                                                                            
RANCHO CORDOVA CA 95741-1508                                                            
                                                                                        
                                                                                        
Escrow No.  01951                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.       8,657,637.04       72,270.35                      
2.a. Extra Work                         302,502.93       38,528.43                      
  b. Adjustment Comp.                   -60,149.13        6,814.00                      
3. Materials on Hand                    146,426.81            0.00                      
4. Earned Subject to Retention        9,046,417.65      117,612.78                      
5. Mobilization                       2,232,500.00            0.00                      
6. Total Work Completed   11,132,490.84                                                 
7. Deductions                                                                           
8. a.Contract Retentions               -452,320.88       -5,880.64                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor           10,826,596.77      111,732.14                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow       452,320.00                                                  
12. Net Pymt. this Estimate                             111,732.14