Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          04-237-13-13  11-260804                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  57%         100%                             
11-SD-805-16.9/17.6                    Federal Project:                                 
                                     ACIM-805-1(591)                                    
                                                                                        
                                                                                        
Progress payment No. 05            Payment period ending: 08-20-04                      
ZONDIROS CORPORATION                                                                    
1833 DIAMOND STREET STE 102                                                             
SAN DIEGO CA 92069                                                                      
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.         348,346.63        9,398.00                      
2.a. Extra Work                         154,085.81      123,720.52                      
  b. Adjustment Comp.                    19,846.00            0.00                      
3. Materials on Hand                                                                    
4. Earned Subject to Retention          522,278.44      133,118.52                      
5. Mobilization                                                                         
6. Total Work Completed      522,278.44                                                 
7. Deductions                            -1,000.00        9,000.00                      
8. a.Contract Retentions                -26,113.92       -6,655.92                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor              495,164.52      135,462.60                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                             135,462.60