Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          04-358-08-20  10-1A7004                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  74%          85%                             
10-SJ-99-14.1/15.0                    Federal Project:                                  
                                     ACNH-P099(429)                                     
                             STPL-6210(1)                                               
                                                                                        
Progress payment No. 30            Payment period ending: 12-20-04                      
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.      15,359,016.43      539,386.95                      
2.a. Extra Work                         493,831.78       18,214.44                      
  b. Adjustment Comp.                  -110,999.13            0.00                      
3. Materials on Hand                     42,028.36      -20,954.50                      
4. Earned Subject to Retention       15,783,877.44      536,646.89                      
5. Mobilization                       2,350,000.00            0.00                      
6. Total Work Completed   18,091,849.08                                                 
7. Deductions                            -2,373.08            0.00                      
8. a.Contract Retentions               -789,193.87      -26,832.34                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor           17,342,310.49      509,814.55                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow       789,190.00                                                  
12. Net Pymt. this Estimate                             509,814.55