Dept. of Trans.       AFTER ACCEPTANCE   Serial No.  Contract No.                       
                                          12-089-08-51  10-279804                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                 100%         100%                             
10-MER-165-11.7/26.7                    Federal Project:                                
                                     SARR-STP(11)                                       
                             ASTP-BRST(11)                                              
                                                                                        
Progress payment No. 07            Payment period ending: 03-07-12                      
TEICHERT CORPORATION                                                                    
P O BOX 1118                                                                            
STOCKTON CA 95201                                                                       
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.       9,527,613.31      137,086.91                      
2.a. Extra Work                       1,024,573.40       30,639.57                      
  b. Adjustment Comp.                  -105,476.21     -110,790.51                      
3. Materials on Hand                                                                    
4. Earned Subject to Retention       10,446,710.50       56,935.97                      
5. Mobilization                       1,094,500.00            0.00                      
6. Total Work Completed   11,541,210.50                                                 
7. Deductions                           -86,670.02       88,711.89                      
8. a.Contract Retentions                                                                
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor           11,454,540.48      145,647.86                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                             145,647.86