Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          12-202-11-12  04-249924                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  92%          96%                             
04-SM-82-0.0/15.9                    Federal Project:                                   
                                     ACST-S082(17)                                      
                             P-S082(17)                                                 
                                                                                        
Progress payment No. 20            Payment period ending: 07-20-12                      
MIKE BROWN ELECTRIC CO                                                                  
561 A MERCANTILE DRIVE                                                                  
COTATI CA 949313040                                                                     
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.       4,146,024.77      378,203.15                      
2.a. Extra Work                          66,506.95            0.00                      
  b. Adjustment Comp.                                                                   
3. Materials on Hand                                                                    
4. Earned Subject to Retention        4,212,531.72      378,203.15                      
5. Mobilization                         430,000.00            0.00                      
6. Total Work Completed    4,642,531.72                                                 
7. Deductions                                                                           
8. a.Contract Retentions                                                                
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor            4,642,531.72      378,203.15                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                             378,203.15