Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          05-115-08-08  07-040104                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  10%           5%                             
07-LA-605-R14.6/R15.4                    Federal Project:                               
                                     ACIM-605-2(720)                                    
                                                                                        
                                                                                        
Progress payment No. 04            Payment period ending: 04-20-05                      
PKB CONSTRUCTION INC                                                                    
P O BOX 661717                                                                          
ARCADIA CA 91066                                                                        
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.         272,772.86      139,250.20                      
2.a. Extra Work                           6,263.34        2,010.99                      
  b. Adjustment Comp.                                                                   
3. Materials on Hand                     10,415.00            0.00                      
4. Earned Subject to Retention          289,451.20      141,261.19                      
5. Mobilization                         230,882.50      230,882.50                      
6. Total Work Completed      509,918.70                                                 
7. Deductions                                                                           
8. a.Contract Retentions                                                                
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor              520,333.70      372,143.69                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                             372,143.69