Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          08-053-14-44  11-256504                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  77%          52%                             
11-SD-188-0.0/0.2                    Federal Project:                                   
                                     HPD-P188(1)                                        
                                                                                        
                                                                                        
Progress payment No. 15            Payment period ending: 02-20-08                      
ERRECAS INC                                                                             
P O BOX 640                                                                             
LAKESIDE CA 92040                                                                       
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.      10,995,438.41      203,359.50                      
2.a. Extra Work                          95,207.68       12,813.33                      
  b. Adjustment Comp.                    29,547.69       27,770.00                      
3. Materials on Hand                                                                    
4. Earned Subject to Retention       11,120,193.78      243,942.83                      
5. Mobilization                         945,000.00            0.00                      
6. Total Work Completed   12,065,193.78                                                 
7. Deductions                           -10,000.00            0.00                      
8. a.Contract Retentions                                                                
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor           12,055,193.78      243,942.83                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                             243,942.83