Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          05-146-08-25  07-4L0104                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  69%         100%                             
07-LA-27-3.2                    Federal Project:                                        
                                     NONE                                               
                                                                                        
                                                                                        
Progress payment No. 04            Payment period ending: 05-20-05                      
CALEX ENGINEERING CO.                                                                   
23651 PINE STREET                                                                       
NEWHALL, CA 91321                                                                       
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.          12,555.00            0.00                      
2.a. Extra Work                         820,908.20      371,112.14                      
  b. Adjustment Comp.                                                                   
3. Materials on Hand                                                                    
4. Earned Subject to Retention          833,463.20      371,112.14                      
5. Mobilization                                                                         
6. Total Work Completed      833,463.20                                                 
7. Deductions                                                                           
8. a.Contract Retentions                                                                
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor              833,463.20      371,112.14                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                             371,112.14