Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          04-295-15-33  10-4A0004                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  71%          80%                             
10-TUO-120-R44.8/R0.0                    Federal Project:                               
                                     NONE                                               
                                                                                        
                                                                                        
Progress payment No. 04            Payment period ending: 10-20-04                      
TRUESDELL CORPORATION OF                                                                
CALIFORNIA INC                                                                          
3529 E WOOD STREET                                                                      
PHOENIX AZ 85040                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.         238,989.50      101,174.00                      
2.a. Extra Work                          88,354.87       85,122.00                      
  b. Adjustment Comp.                    66,947.26       66,947.26                      
3. Materials on Hand                     32,500.00      -62,500.00                      
4. Earned Subject to Retention          426,791.63      190,743.26                      
5. Mobilization                          18,200.00            0.00                      
6. Total Work Completed      412,491.63                                                 
7. Deductions                                                                           
8. a.Contract Retentions                -21,339.58       -9,537.16                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor              423,652.05      181,206.10                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                             181,206.10