Dept. of Trans.       AFTER ACCEPTANCE   Serial No.  Contract No.                       
                                          07-248-05-37  06-0C4004                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                 100%         100%                             
06-KER-99-57.1/ .0                    Federal Project:                                  
06-TUL-190-16.4/ .0                                     NONE                            
06-KIN-41-R45.5/ .0                                                                     
                                                                                        
Progress payment No. 03            Payment period ending: 08-22-07                      
PENHALL COMPANY                                                                         
13750 CATALINA STREET                                                                   
SAN LEANDRO CA 94577                                                                    
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.         187,029.00       -1,340.00                      
2.a. Extra Work                                                                         
  b. Adjustment Comp.                                                                   
3. Materials on Hand                                                                    
4. Earned Subject to Retention          187,029.00       -1,340.00                      
5. Mobilization                           8,800.00            0.00                      
6. Total Work Completed      195,829.00                                                 
7. Deductions                            -1,000.00       -1,000.00                      
8. a.Contract Retentions                 -9,418.45            0.00                      
   b. Unsatisfactory Prog.                    0.00          344.34                      
   c. Reduction after 95% Comp.           9,418.45        9,418.45                      
9. Total pay to Contractor              194,829.00        7,422.79                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                               7,422.79