Dept. of Trans.       AFTER ACCEPTANCE   Serial No.  Contract No.                       
                                          06-362-12-25  07-1190E4                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                 100%         100%                             
07-LA-1-7.1/30.7                    Federal Project:                                    
                                     ACST-P001(510)                                     
                             P-P001(510)                                                
                                                                                        
Progress payment No. 16            Payment period ending: 12-07-06                      
D W POWELL CONSTRUCTION INC                                                             
P O BOX 1406                                                                            
FONTANA CA 923341406                                                                    
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.       1,980,520.15       75,680.20                      
2.a. Extra Work                         157,091.54       35,077.51                      
  b. Adjustment Comp.                     4,147.73       -7,035.00                      
3. Materials on Hand                                                                    
4. Earned Subject to Retention        2,141,759.42      103,722.71                      
5. Mobilization                         220,000.00            0.00                      
6. Total Work Completed    2,361,759.42                                                 
7. Deductions                           -20,000.00      -20,000.00                      
8. a.Contract Retentions                                                                
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor            2,341,759.42       83,722.71                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                              83,722.71