Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          06-325-13-37  11-241504                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  53%          43%                             
11-SD-163-8.3/8.9                    Federal Project:                                   
                                     STPL-6211(46)                                      
                                                                                        
                                                                                        
Progress payment No. 07            Payment period ending: 11-20-06                      
ERRECAS INC                                                                             
P O BOX 640                                                                             
LAKESIDE CA 92040                                                                       
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.       4,749,740.83    1,121,793.93                      
2.a. Extra Work                         126,519.49       10,560.29                      
  b. Adjustment Comp.                    -3,718.32       -1,490.32                      
3. Materials on Hand                    650,580.00      237,160.00                      
4. Earned Subject to Retention        5,523,122.00    1,368,023.90                      
5. Mobilization                         445,000.00       22,250.00                      
6. Total Work Completed    5,317,542.00                                                 
7. Deductions                           -33,000.00      -10,000.00                      
8. a.Contract Retentions                                                                
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor            5,935,122.00    1,380,273.90                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                           1,380,273.90