Dept. of Trans.       FINAL   Serial No.  Contract No.                                  
                                          11-271-09-55  07-3Y7604                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                 100%         100%                             
07-LA-57-R0.0/R7.7                    Federal Project:                                  
                                     ACNH-P057(54)                                      
                                                                                        
                                                                                        
Progress payment No. 10            Payment period ending: 05-31-11                      
INTERSTATE IMPROVEMENT INC                                                              
P O BOX 8                                                                               
FARIBAULT MN 55021                                                                      
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.       1,867,224.01            0.00                      
2.a. Extra Work                                                                         
  b. Adjustment Comp.                    -5,881.23       -5,881.23                      
3. Materials on Hand                                                                    
4. Earned Subject to Retention        1,861,342.78       -5,881.23                      
5. Mobilization                         110,000.00            0.00                      
6. Total Work Completed    1,971,342.78                                                 
7. Deductions                                 0.00        5,881.23                      
8. a.Contract Retentions                                                                
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor            1,971,342.78            0.00                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                                   0.00