Dept. of Trans.       AFTER ACCEPTANCE   Serial No.  Contract No.                       
                                          06-228-14-01  07-187504                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                 100%         100%                             
07-LA-5-15.2/15.3                    Federal Project:                                   
                                     ACNH-Q101(70)                                      
                             ACIM-005-2(914)                                            
                                                                                        
Progress payment No. 21            Payment period ending: 07-18-06                      
A P ENGINEERING CORPORATION                                                             
1271 COLUMBIA AVENUE SUITE 10                                                           
RIVERSIDE  CA 92507                                                                     
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.         900,313.50       62,975.00                      
2.a. Extra Work                          31,255.90        2,990.00                      
  b. Adjustment Comp.                    10,500.00        5,000.00                      
3. Materials on Hand                                                                    
4. Earned Subject to Retention          942,069.40       70,965.00                      
5. Mobilization                          64,000.00            0.00                      
6. Total Work Completed    1,006,069.40                                                 
7. Deductions                           -51,509.57       -7,870.00                      
8. a.Contract Retentions                                                                
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor              954,559.83       63,095.00                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                              63,095.00