Dept. of Trans.       SEMI-FINAL   Serial No.  Contract No.                             
                                          13-086-15-23  11-283404                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                 100%         100%                             
11-SD-5-R1.2/R23.5                    Federal Project:                                  
                                     ACIM-005-1(614)                                    
                                                                                        
                                                                                        
Progress payment No. 12            Payment period ending: 06-30-11                      
WIER CONSTRUCTION CORPORATION                                                           
2255 BARHAM DRIVE                                                                       
ESCONDIDO CA 92029                                                                      
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.         726,910.55            0.00                      
2.a. Extra Work                          41,058.45            0.00                      
  b. Adjustment Comp.                   139,000.00      139,000.00                      
3. Materials on Hand                                                                    
4. Earned Subject to Retention          906,969.00      139,000.00                      
5. Mobilization                          59,880.00            0.00                      
6. Total Work Completed      966,849.00                                                 
7. Deductions                           -61,697.29            0.00                      
8. a.Contract Retentions                                                                
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor              905,151.71      139,000.00                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                             139,000.00