Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          11-112-06-38  06-430104                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  95%         100%                             
06-KER-204-4.6/5.1                    Federal Project:                                  
                                     SARR-S204(4)                                       
                             A-S204(4)                                                  
                                                                                        
Progress payment No. 20            Payment period ending: 04-20-11                      
GRIFFITH COMPANY                                                                        
1128 CARRIER PARKWAY AVENUE                                                             
BAKERSFIELD CA 93308                                                                    
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.      10,340,255.13      603,385.84                      
2.a. Extra Work                         174,212.34       28,097.80                      
  b. Adjustment Comp.                    86,686.45       86,686.45                      
3. Materials on Hand                                                                    
4. Earned Subject to Retention       10,601,153.92      718,170.09                      
5. Mobilization                       1,090,000.00            0.00                      
6. Total Work Completed   11,691,153.92                                                 
7. Deductions                           -45,502.36            0.00                      
8. a.Contract Retentions                                                                
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor           11,645,651.56      718,170.09                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                             718,170.09