Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          09-141-09-28  04-3S8404                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  68%          39%                             
04-SON-1-26.6/26.7                    Federal Project:                                  
                                     ER-43GO(4)                                         
                                                                                        
                                                                                        
Progress payment No. 07            Payment period ending: 05-20-09                      
GORDON N BALL INC                                                                       
333 CAMILLE AVENUE                                                                      
ALAMO CA 94507                                                                          
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.       1,376,285.50      187,200.00                      
2.a. Extra Work                           4,822.11          524.67                      
  b. Adjustment Comp.                   -10,000.00            0.00                      
3. Materials on Hand                     42,773.00      -14,624.00                      
4. Earned Subject to Retention        1,413,880.61      173,100.67                      
5. Mobilization                               0.00            0.00                      
6. Total Work Completed    1,371,107.61                                                 
7. Deductions                                                                           
8. a.Contract Retentions                                                                
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor            1,413,880.61      173,100.67                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                             173,100.67