Dept. of Trans.       AFTER ACCEPTANCE   Serial No.  Contract No.                       
                                          08-246-13-50  04-271004                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                 100%         100%                             
04-SOL-80-13.0/42.0                    Federal Project:                                 
04-SOL-505-R0.2/R0.7                                     NONE                           
04-SOL-780-1.5/7.3                                                                      
                                                                                        
Progress payment No. 15            Payment period ending: 08-25-08                      
PETERSON CHASE GENERAL                                                                  
ENGINEERING CONSTRUCTION INC                                                            
1792 KAISER AVENUE                                                                      
IRVINE CA 926145706                                                                     
                                                                                        
Escrow No.  02280                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.       3,740,040.35        3,475.00                      
2.a. Extra Work                         102,621.95            0.00                      
  b. Adjustment Comp.                      -500.00            0.00                      
3. Materials on Hand                                                                    
4. Earned Subject to Retention        3,842,162.30        3,475.00                      
5. Mobilization                         200,000.00            0.00                      
6. Total Work Completed    4,042,162.30                                                 
7. Deductions                            -6,800.00            0.00                      
8. a.Contract Retentions               -191,934.37            0.00                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.         191,934.37      191,934.37                      
9. Total pay to Contractor            4,035,362.30      195,409.37                      
10. Reduction Amt to Escrow            -191,930.00     -191,930.00                      
11. Payment to Escrow       191,930.00                                                  
12. Net Pymt. this Estimate                               3,479.37