Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          07-296-15-55  04-4A6104                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                   2%           2%                             
04-SOL-80-22.0/30.6                    Federal Project:                                 
                                     NONE                                               
                                                                                        
                                                                                        
Progress payment No. 01            Payment period ending: 10-20-07                      
SIERRA EQUIPMENT RENTAL INC                                                             
8176 ROAD 44                                                                            
GLENN CA 95943                                                                          
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.          17,662.05       17,662.05                      
2.a. Extra Work                                                                         
  b. Adjustment Comp.                                                                   
3. Materials on Hand                                                                    
4. Earned Subject to Retention           17,662.05       17,662.05                      
5. Mobilization                                                                         
6. Total Work Completed       17,662.05                                                 
7. Deductions                                                                           
8. a.Contract Retentions                 -1,766.21       -1,766.21                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor               15,895.84       15,895.84                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                              15,895.84