Dept. of Trans.       SUPPLEMENTAL   Serial No.  Contract No.                           
                                          11-336-08-09  04-1123U4                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  70%          78%                             
04-SM-1-38.0/38.6                    Federal Project:                                   
04-SM-1-39.6/40.4                                     ACST-1187(11)                     
                             P-1187(11)                                                 
                             ER-1187(11)                                                
Progress payment No. 62            Payment period ending: 11-30-11                      
KIEWIT INFRASTRUCTURE WEST CO                                                           
3555 FARNAM STREET, STE E200                                                            
OMAHA, NE 68131                                                                         
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.     208,097,134.93   -3,855,000.00                      
2.a. Extra Work                      13,650,508.89        3,658.94                      
  b. Adjustment Comp.                40,410,461.21   25,506,431.03                      
3. Materials on Hand                  1,661,110.00     -123,866.53                      
4. Earned Subject to Retention      263,819,215.03   21,531,223.44                      
5. Mobilization                      27,236,600.00            0.00                      
6. Total Work Completed  289,394,705.03                                                 
7. Deductions                        -7,519,573.84            0.00                      
8. a.Contract Retentions                                                                
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor          283,536,241.19   21,531,223.44                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                          21,531,223.44