Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          07-267-13-51  11-241504                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                 PEP        SAT                                
11-SD-163-8.3/8.9                    Federal Project:                                   
                                     STPL-6211(46)                                      
                                                                                        
                                                                                        
Progress payment No. 17            Payment period ending: 09-20-07                      
ERRECAS INC                                                                             
P O BOX 640                                                                             
LAKESIDE CA 92040                                                                       
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.       9,196,643.21      130,504.15                      
2.a. Extra Work                         427,034.36       50,036.08                      
  b. Adjustment Comp.                    68,271.84      -10,890.14                      
3. Materials on Hand                                                                    
4. Earned Subject to Retention        9,691,949.41      169,650.09                      
5. Mobilization                         445,000.00            0.00                      
6. Total Work Completed   10,136,949.41                                                 
7. Deductions                           -26,642.30      -13,642.30                      
8. a.Contract Retentions                                                                
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor           10,110,307.11      156,007.79                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                             156,007.79