Dept. of Trans.       AFTER ACCEPTANCE   Serial No.  Contract No.                       
                                          06-241-14-33  03-4A5104                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                 100%         100%                             
03-YUB-49-6.9/9.4                    Federal Project:                                   
                                     NONE                                               
                                                                                        
                                                                                        
Progress payment No. 05            Payment period ending: 08-10-06                      
THUNDER MOUNTAIN ENTERPRISES                                                            
INC                                                                                     
P O BOX 292821                                                                          
SACRAMENTO  CA 95829                                                                    
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.         544,788.77      136,824.87                      
2.a. Extra Work                             206.56          206.56                      
  b. Adjustment Comp.                                                                   
3. Materials on Hand                                                                    
4. Earned Subject to Retention          544,995.33      137,031.43                      
5. Mobilization                          34,860.00            0.00                      
6. Total Work Completed      579,855.33                                                 
7. Deductions                           -52,510.85      -34,902.50                      
8. a.Contract Retentions                -20,398.20            0.00                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.          20,398.20       20,398.20                      
9. Total pay to Contractor              527,344.48      122,527.13                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                             122,527.13