Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          11-053-14-47  01-364604                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  59%          61%                             
01-HUM-169-22.2/30.2                    Federal Project:                                
                                     ACST-S169(5)                                       
                             P-S169(5)                                                  
                                                                                        
Progress payment No. 21            Payment period ending: 02-18-11                      
MERCER FRASER COMPANY                                                                   
P O BOX 1006                                                                            
EUREKA CA 955021006                                                                     
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.       3,798,886.15      161,423.40                      
2.a. Extra Work                         679,410.88            0.00                      
  b. Adjustment Comp.                   -12,377.06            0.00                      
3. Materials on Hand                                                                    
4. Earned Subject to Retention        4,465,919.97      161,423.40                      
5. Mobilization                         490,000.00            0.00                      
6. Total Work Completed    4,955,919.97                                                 
7. Deductions                            -1,000.00            0.00                      
8. a.Contract Retentions                                                                
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor            4,954,919.97      161,423.40                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                             161,423.40