Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          07-113-14-49  08-450204                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                 PEP        SAT                                
08-RIV-79-7.0/7.1                    Federal Project:                                   
                                     NONE                                               
                                                                                        
                                                                                        
Progress payment No. 06            Payment period ending: 04-20-07                      
BERT W SALAS INC                                                                        
10769 WOODSIDE AVE SUITE 205                                                            
SANTEE CA 92071                                                                         
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.         593,415.50        1,836.00                      
2.a. Extra Work                           4,843.16            0.00                      
  b. Adjustment Comp.                                                                   
3. Materials on Hand                                                                    
4. Earned Subject to Retention          598,258.66        1,836.00                      
5. Mobilization                                                                         
6. Total Work Completed      598,258.66                                                 
7. Deductions                            -3,600.00       -1,700.00                      
8. a.Contract Retentions                -29,912.93          -91.80                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor              564,745.73           44.20                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                                  44.20