Dept. of Trans.       SEMI-FINAL   Serial No.  Contract No.                             
                                          10-259-08-06  10-0G7704                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                 100%         100%                             
10-STA-33-0.5/14.5                    Federal Project:                                  
                                     SARR-S033(69)                                      
                             A-S033(69)                                                 
                                                                                        
Progress payment No. 06            Payment period ending: 08-13-10                      
KNIFE RIVER CONSTRUCTION                                                                
P O BOX 6099                                                                            
STOCKTON CA 952060099                                                                   
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.       1,190,242.22            0.00                      
2.a. Extra Work                          61,018.81       33,749.92                      
  b. Adjustment Comp.                    27,294.16       -4,000.00                      
3. Materials on Hand                                                                    
4. Earned Subject to Retention        1,278,555.19       29,749.92                      
5. Mobilization                          34,000.00            0.00                      
6. Total Work Completed    1,312,555.19                                                 
7. Deductions                            -5,000.00            0.00                      
8. a.Contract Retentions                                                                
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor            1,307,555.19       29,749.92                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                              29,749.92