Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          11-235-13-06  01-478304                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  52%          49%                             
01-HUM-169-18.0/19.8                    Federal Project:                                
                                     ER-43J9(4)                                         
                                                                                        
                                                                                        
Progress payment No. 04            Payment period ending: 08-19-11                      
ENGINEERED SOIL REPAIRS INC                                                             
1267 SPRINGBROOK ROAD                                                                   
WALNUT CREEK CA 94597                                                                   
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.         642,982.33      353,819.72                      
2.a. Extra Work                          26,204.73       -4,705.71                      
  b. Adjustment Comp.                                                                   
3. Materials on Hand                          0.00       -6,151.00                      
4. Earned Subject to Retention          669,187.06      342,963.01                      
5. Mobilization                          58,491.50            0.00                      
6. Total Work Completed      727,678.56                                                 
7. Deductions                            -4,000.00            0.00                      
8. a.Contract Retentions                                                                
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor              723,678.56      342,963.01                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                             342,963.01