Dept. of Trans.       SUPPLEMENTAL   Serial No.  Contract No.                           
                                          07-123-13-20  07-232304                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  36%          55%                             
07-LA-101-0.6/10.4                    Federal Project:                                  
                                     NONE                                               
                                                                                        
                                                                                        
Progress payment No. 08            Payment period ending: 04-20-07                      
PETERSON CHASE GENERAL                                                                  
ENGINEERING CONSTRUCTION INC                                                            
1792 KAISER AVENUE                                                                      
IRVINE CA 926145706                                                                     
                                                                                        
Escrow No.  02259                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.         768,063.52      140,801.20                      
2.a. Extra Work                          26,452.87        1,935.92                      
  b. Adjustment Comp.                                                                   
3. Materials on Hand                                                                    
4. Earned Subject to Retention          794,516.39      142,737.12                      
5. Mobilization                         251,750.00            0.00                      
6. Total Work Completed    1,046,266.39                                                 
7. Deductions                           -15,050.00            0.00                      
8. a.Contract Retentions                -57,587.13            0.00                      
   b. Unsatisfactory Prog.                    0.00        1,950.88                      
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor              973,629.26      144,688.00                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow        57,580.00                                                  
12. Net Pymt. this Estimate                             144,688.00