Dept. of Trans.       FINAL   Serial No.  Contract No.                                  
                                          07-311-07-10  04-0C6904                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                 100%         100%                             
04-ALA-680-R12.4/R18.0                    Federal Project:                              
                                     NONE                                               
                                                                                        
                                                                                        
Progress payment No. 15            Payment period ending: 08-03-07                      
R G W CONSTRUCTION INC                                                                  
P O BOX 2910                                                                            
LIVERMORE CA 94551                                                                      
                                                                                        
                                                                                        
Escrow No.  02237                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.       8,655,347.07        5,724.64                      
2.a. Extra Work                         958,477.90      265,898.18                      
  b. Adjustment Comp.                   149,546.50       17,570.47                      
3. Materials on Hand                                                                    
4. Earned Subject to Retention        9,763,371.47      289,193.29                      
5. Mobilization                         861,000.00            0.00                      
6. Total Work Completed   10,624,371.47                                                 
7. Deductions                            -4,477.22            0.00                      
8. a.Contract Retentions               -461,396.69            0.00                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.         461,396.69            0.00                      
9. Total pay to Contractor           10,619,894.25      289,193.29                      
10. Reduction Amt to Escrow            -461,390.00            0.00                      
11. Payment to Escrow       461,390.00                                                  
12. Net Pymt. this Estimate                             289,193.29