Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          06-297-14-27  11-241504                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  42%          37%                             
11-SD-163-8.3/8.9                    Federal Project:                                   
                                     STPL-6211(46)                                      
                                                                                        
                                                                                        
Progress payment No. 06            Payment period ending: 10-20-06                      
ERRECAS INC                                                                             
P O BOX 640                                                                             
LAKESIDE CA 92040                                                                       
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.       3,627,946.90    1,018,264.60                      
2.a. Extra Work                         115,959.20       47,151.67                      
  b. Adjustment Comp.                    -2,228.00            0.00                      
3. Materials on Hand                    413,420.00      413,420.00                      
4. Earned Subject to Retention        4,155,098.10    1,478,836.27                      
5. Mobilization                         422,750.00            0.00                      
6. Total Work Completed    4,164,428.10                                                 
7. Deductions                           -23,000.00       20,000.00                      
8. a.Contract Retentions                                                                
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor            4,554,848.10    1,498,836.27                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                           1,498,836.27