Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          08-171-12-36  11-010614                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  26%          15%                             
11-SD-52-14.1/16.3                    Federal Project:                                  
                                     NONE                                               
                                                                                        
                                                                                        
Progress payment No. 06            Payment period ending: 06-20-08                      
ERRECAS INC                                                                             
P O BOX 640                                                                             
LAKESIDE CA 92040                                                                       
                                                                                        
                                                                                        
Escrow No.  02360                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.      10,377,939.23    1,514,461.49                      
2.a. Extra Work                       3,218,102.03      906,702.72                      
  b. Adjustment Comp.                  -416,332.00     -208,166.00                      
3. Materials on Hand                    650,019.18      -27,282.81                      
4. Earned Subject to Retention       13,829,728.44    2,185,715.40                      
5. Mobilization                       2,261,000.00            0.00                      
6. Total Work Completed   15,440,709.26                                                 
7. Deductions                           -20,000.00      -10,000.00                      
8. a.Contract Retentions             -1,153,700.81            0.00                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor           14,917,027.63    2,175,715.40                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow     1,153,700.00                                                  
12. Net Pymt. this Estimate                           2,175,715.40