Dept. of Trans.       AFTER ACCEPTANCE   Serial No.  Contract No.                       
                                          07-323-15-27  01-442304                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                 100%         100%                             
01-HUM-299-R11.0/19.0                    Federal Project:                               
                                     NONE                                               
                                                                                        
                                                                                        
Progress payment No. 05            Payment period ending: 09-20-07                      
WINDSOR FUEL CO                                                                         
P O BOX 38                                                                              
WINDSOR CA 95492                                                                        
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.       3,378,415.99      -19,925.00                      
2.a. Extra Work                         108,269.90       34,868.40                      
  b. Adjustment Comp.                                                                   
3. Materials on Hand                                                                    
4. Earned Subject to Retention        3,486,685.89       14,943.40                      
5. Mobilization                                                                         
6. Total Work Completed    3,486,685.89                                                 
7. Deductions                           -48,973.70      -28,973.70                      
8. a.Contract Retentions               -179,474.09            0.00                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.         179,474.09            0.00                      
9. Total pay to Contractor            3,437,712.19      -14,030.30                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                             -14,030.30