Dept. of Trans.       FINAL   Serial No.  Contract No.                                  
                                          08-079-14-15  11-248404                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                 100%         100%                             
11-SD-5-R12.7/R71.9                    Federal Project:                                 
                                     NONE                                               
                                                                                        
                                                                                        
Progress payment No. 08            Payment period ending: 03-12-07                      
TRUESDELL CORPORATION OF                                                                
CALIFORNIA INC                                                                          
3529 E WOOD STREET                                                                      
PHOENIX AZ 85040                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.       1,295,429.75            0.00                      
2.a. Extra Work                           4,925.11            0.00                      
  b. Adjustment Comp.                    -4,535.16       -2,035.16                      
3. Materials on Hand                                                                    
4. Earned Subject to Retention        1,295,819.70       -2,035.16                      
5. Mobilization                         129,000.00            0.00                      
6. Total Work Completed    1,424,819.70                                                 
7. Deductions                                                                           
8. a.Contract Retentions                -63,108.27            0.00                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.          63,108.27            0.00                      
9. Total pay to Contractor            1,424,819.70       -2,035.16                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                              -2,035.16