Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          07-233-15-35  11-279804                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  97%         100%                             
11-SD-5-R13.1/R13.4                    Federal Project:                                 
                                     NONE                                               
                                                                                        
                                                                                        
Progress payment No. 07            Payment period ending: 08-20-07                      
ERRECAS INC                                                                             
P O BOX 640                                                                             
LAKESIDE CA 92040                                                                       
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.       2,002,822.45        4,138.00                      
2.a. Extra Work                          51,537.36        5,165.94                      
  b. Adjustment Comp.                      -855.77            0.00                      
3. Materials on Hand                                                                    
4. Earned Subject to Retention        2,053,504.04        9,303.94                      
5. Mobilization                         195,000.00            0.00                      
6. Total Work Completed    2,248,504.04                                                 
7. Deductions                           -11,000.00        9,000.00                      
8. a.Contract Retentions               -102,675.20         -465.19                      
   b. Unsatisfactory Prog.                 -465.20         -465.20                      
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor            2,134,363.64       17,373.55                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                              17,373.55