Dept. of Trans.       SEMI-FINAL   Serial No.  Contract No.                             
                                          07-242-10-48  03-0E7304                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                 100%         100%                             
03-SAC-16-4.6/ .0                    Federal Project:                                   
                                     ACST-P016(29)                                      
                             PH-P016(29)                                                
                             STPL-6203(19)                                              
Progress payment No. 08            Payment period ending: 06-11-07                      
PRISM ENGINEERING                                                                       
630 REED STREET                                                                         
SANTA CLARA CA 95050                                                                    
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.         874,406.50            0.00                      
2.a. Extra Work                                                                         
  b. Adjustment Comp.                      -894.05         -894.05                      
3. Materials on Hand                                                                    
4. Earned Subject to Retention          873,512.45         -894.05                      
5. Mobilization                                                                         
6. Total Work Completed      873,512.45                                                 
7. Deductions                           -39,000.00       10,000.00                      
8. a.Contract Retentions                                                                
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor              834,512.45        9,105.95                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                               9,105.95