Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          07-116-07-47  05-0M9904                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  99%          25%                             
05-MON-146-0.0/ .0                    Federal Project:                                  
05-MON-68-13.5/ .0                                     NONE                             
05-MON-68-R17.7/ .0                                                                     
                                                                                        
Progress payment No. 01            Payment period ending: 04-20-07                      
TRUESDELL CORPORATION OF                                                                
CALIFORNIA INC                                                                          
3529 E WOOD STREET                                                                      
PHOENIX AZ 85040                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.         348,533.94      348,533.94                      
2.a. Extra Work                                                                         
  b. Adjustment Comp.                                                                   
3. Materials on Hand                                                                    
4. Earned Subject to Retention          348,533.94      348,533.94                      
5. Mobilization                          47,898.49       47,898.49                      
6. Total Work Completed      396,432.43                                                 
7. Deductions                            -9,164.99       -9,164.99                      
8. a.Contract Retentions                -17,426.70      -17,426.70                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor              369,840.74      369,840.74                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                             369,840.74