Dept. of Trans.       FINAL   Serial No.  Contract No.                                  
                                          08-303-13-25  11-246514                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                 100%         100%                             
11-SD-75-R20.5/R21.9                    Federal Project:                                
                                     NONE                                               
                                                                                        
                                                                                        
Progress payment No. 22            Payment period ending: 04-14-08                      
WIER CONSTRUCTION CORPORATION                                                           
2255 BARHAM DRIVE                                                                       
ESCONDIDO CA 92029                                                                      
                                                                                        
                                                                                        
Escrow No.  02292                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.       7,227,032.00            0.00                      
2.a. Extra Work                         164,401.50       82,603.55                      
  b. Adjustment Comp.                  -467,418.22      243,807.90                      
3. Materials on Hand                                                                    
4. Earned Subject to Retention        6,924,015.28      326,411.45                      
5. Mobilization                         489,600.00            0.00                      
6. Total Work Completed    7,413,615.28                                                 
7. Deductions                                                                           
8. a.Contract Retentions               -296,668.12            0.00                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.         296,668.12            0.00                      
9. Total pay to Contractor            7,413,615.28      326,411.45                      
10. Reduction Amt to Escrow            -296,660.00            0.00                      
11. Payment to Escrow       296,660.00                                                  
12. Net Pymt. this Estimate                             326,411.45