Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          05-236-08-06  10-049944                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  56%          48%                             
10-AMA-49-R7.0/R11.0                    Federal Project:                                
                                     ACST-P049(129)                                     
                             P-P049(129)                                                
                                                                                        
Progress payment No. 16            Payment period ending: 08-20-05                      
VIKING STIMPEL A JOINT VENTURE                                                          
P O BOX 492335                                                                          
REDDING CA 960492335                                                                    
                                                                                        
                                                                                        
Escrow No.  02177                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.      10,275,819.25      630,149.00                      
2.a. Extra Work                         991,444.75        7,851.51                      
  b. Adjustment Comp.                    -8,880.40      -34,289.00                      
3. Materials on Hand                    353,907.00      -28,542.00                      
4. Earned Subject to Retention       11,612,290.60      575,169.51                      
5. Mobilization                       1,950,000.00            0.00                      
6. Total Work Completed   13,208,383.60                                                 
7. Deductions                                                                           
8. a.Contract Retentions               -580,614.53      -28,758.48                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor           12,981,676.07      546,411.03                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow       580,610.00                                                  
12. Net Pymt. this Estimate                             546,411.03