Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          07-143-06-50  11-072804                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  12%          27%                             
11-SD-78-3.2/5.0                    Federal Project:                                    
                                     NONE                                               
                                                                                        
                                                                                        
Progress payment No. 06            Payment period ending: 05-20-07                      
SIM J HARRIS INC                                                                        
P O BOX 420850                                                                          
SAN DIEGO CA 921420850                                                                  
                                                                                        
                                                                                        
Escrow No.  02272                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.         802,680.28       96,286.40                      
2.a. Extra Work                          10,991.75        7,753.05                      
  b. Adjustment Comp.                      -553.06            0.00                      
3. Materials on Hand                                                                    
4. Earned Subject to Retention          813,118.97      104,039.45                      
5. Mobilization                         524,980.20            0.00                      
6. Total Work Completed    1,338,099.17                                                 
7. Deductions                            -9,628.64       -9,628.64                      
8. a.Contract Retentions                -81,311.90      -10,403.95                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor            1,247,158.63       84,006.86                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow        81,310.00                                                  
12. Net Pymt. this Estimate                              84,006.86