Dept. of Trans.       AFTER ACCEPTANCE   Serial No.  Contract No.                       
                                          08-295-14-22  05-0G8934                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                 100%         100%                             
05-MON-101-R14.6/R19.0                    Federal Project:                              
                                     NONE                                               
                                                                                        
                                                                                        
Progress payment No. 04            Payment period ending: 10-17-08                      
SIERRA EQUIPMENT RENTAL INC                                                             
8176 ROAD 44                                                                            
GLENN CA 95943                                                                          
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.         876,998.11      303,556.75                      
2.a. Extra Work                                                                         
  b. Adjustment Comp.                    -1,970.00            0.00                      
3. Materials on Hand                                                                    
4. Earned Subject to Retention          875,028.11      303,556.75                      
5. Mobilization                          93,500.00            0.00                      
6. Total Work Completed      968,528.11                                                 
7. Deductions                           -45,480.00      -34,858.00                      
8. a.Contract Retentions                -28,573.57            0.00                      
   b. Unsatisfactory Prog.                    0.00       21,486.97                      
   c. Reduction after 95% Comp.          28,573.57       28,573.57                      
9. Total pay to Contractor              923,048.11      318,759.29                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                             318,759.29