Dept. of Trans.       AFTER ACCEPTANCE   Serial No.  Contract No.                       
                                          06-207-14-20  07-002304                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                 100%         100%                             
07-LA-101-14.9/15.9                    Federal Project:                                 
                                     ACNH-Q101(41)                                      
                                                                                        
                                                                                        
Progress payment No. 31            Payment period ending: 06-26-06                      
PKB CONSTRUCTION INC                                                                    
P O BOX 661717                                                                          
ARCADIA CA 91066                                                                        
                                                                                        
                                                                                        
Escrow No.  02153                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.       4,912,099.06        9,457.00                      
2.a. Extra Work                         595,766.20       25,073.16                      
  b. Adjustment Comp.                    59,360.71       -1,054.90                      
3. Materials on Hand                                                                    
4. Earned Subject to Retention        5,567,225.97       33,475.26                      
5. Mobilization                         159,093.00            0.00                      
6. Total Work Completed    5,726,318.97                                                 
7. Deductions                                                                           
8. a.Contract Retentions               -276,687.54            0.00                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.         276,687.54      276,687.54                      
9. Total pay to Contractor            5,726,318.97      310,162.80                      
10. Reduction Amt to Escrow            -276,680.00     -276,680.00                      
11. Payment to Escrow       276,680.00                                                  
12. Net Pymt. this Estimate                              33,482.80