Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          07-166-09-20  04-2R9204                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  69%          73%                             
04-SM-92-7.2/ .0                    Federal Project:                                    
04-SCL-880-0.3/ .0                                     NONE                             
04-SCL-85-0.1/ .0                                                                       
                                                                                        
Progress payment No. 01            Payment period ending: 06-20-07                      
REPUBLIC ELECTRIC                                                                       
371 BEL MARIN KEYS BLVD 200                                                             
NOVATO CA 94949                                                                         
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.          77,360.00       77,360.00                      
2.a. Extra Work                                                                         
  b. Adjustment Comp.                                                                   
3. Materials on Hand                                                                    
4. Earned Subject to Retention           77,360.00       77,360.00                      
5. Mobilization                                                                         
6. Total Work Completed       77,360.00                                                 
7. Deductions                                                                           
8. a.Contract Retentions                 -3,868.00       -3,868.00                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor               73,492.00       73,492.00                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                              73,492.00