Dept. of Trans.       AFTER ACCEPTANCE   Serial No.  Contract No.                       
                                          12-130-15-21  08-0E3104                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                 100%         100%                             
08-SBD-5706                    Federal Project:                                         
                                     NONE                                               
                                                                                        
                                                                                        
Progress payment No. 06            Payment period ending: 04-18-12                      
4 CON ENGINEERING INC                                                                   
2751 AVALON STREET                                                                      
RIVERSIDE CA 92509                                                                      
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.         535,746.00          275.00                      
2.a. Extra Work                          13,814.74       13,814.74                      
  b. Adjustment Comp.                                                                   
3. Materials on Hand                                                                    
4. Earned Subject to Retention          549,560.74       14,089.74                      
5. Mobilization                                                                         
6. Total Work Completed      549,560.74                                                 
7. Deductions                                                                           
8. a.Contract Retentions                                                                
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor              549,560.74       14,089.74                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                              14,089.74