Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          07-234-18-24  01-438404                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  44%          53%                             
01-HUM-101-58.8/70.0                    Federal Project:                                
                                     ACST-Q101(119)                                     
                             PHG-Q101(119)                                              
                                                                                        
Progress payment No. 07            Payment period ending: 08-20-07                      
MERCER FRASER COMPANY                                                                   
P O BOX 1006                                                                            
EUREKA CA 955021006                                                                     
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.       5,340,300.05    2,191,196.38                      
2.a. Extra Work                         103,809.71            0.00                      
  b. Adjustment Comp.                                                                   
3. Materials on Hand                    285,119.00            0.00                      
4. Earned Subject to Retention        5,729,228.76    2,191,196.38                      
5. Mobilization                         114,000.00            0.00                      
6. Total Work Completed    5,558,109.76                                                 
7. Deductions                           -16,750.00            0.00                      
8. a.Contract Retentions                                                                
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor            5,826,478.76    2,191,196.38                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                           2,191,196.38