Dept. of Trans.       FINAL   Serial No.  Contract No.                                  
                                          09-005-13-54  03-290904                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                 100%         100%                             
03-PLA-28-10.2/11.0                    Federal Project:                                 
                                     NONE                                               
                                                                                        
                                                                                        
Progress payment No. 10            Payment period ending: 10-18-07                      
SIERRA NEVADA CONSTRUCTION INC                                                          
P O BOX 50760                                                                           
SPARKS NV 89435                                                                         
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.       1,731,707.56            0.00                      
2.a. Extra Work                         120,612.33            0.00                      
  b. Adjustment Comp.                    -9,360.00            0.00                      
3. Materials on Hand                                                                    
4. Earned Subject to Retention        1,842,959.89            0.00                      
5. Mobilization                         175,000.00            0.00                      
6. Total Work Completed    2,017,959.89                                                 
7. Deductions                                 0.00       12,000.00                      
8. a.Contract Retentions                -76,934.74            0.00                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.          76,934.74            0.00                      
9. Total pay to Contractor            2,017,959.89       12,000.00                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                              12,000.00