Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          07-264-15-37  07-4S0004                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  82%          86%                             
07-LA-405-2.2/7.4                    Federal Project:                                   
                                     NONE                                               
                                                                                        
                                                                                        
Progress payment No. 01            Payment period ending: 09-20-07                      
TRUESDELL CORPORATION OF                                                                
CALIFORNIA INC                                                                          
1310 W 23RD STREET                                                                      
TEMPE AZ 85282                                                                          
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.         328,918.90      328,918.90                      
2.a. Extra Work                                                                         
  b. Adjustment Comp.                                                                   
3. Materials on Hand                                                                    
4. Earned Subject to Retention          328,918.90      328,918.90                      
5. Mobilization                          28,474.90       28,474.90                      
6. Total Work Completed      357,393.80                                                 
7. Deductions                                                                           
8. a.Contract Retentions                -16,445.95      -16,445.95                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor              340,947.85      340,947.85                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                             340,947.85