Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          12-082-13-56  03-441614                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                 PEP        SAT                                
03-SAC-50-R5.3/12.8                    Federal Project:                                 
                                     CMLN-6203(33)                                      
                                                                                        
                                                                                        
Progress payment No. 28            Payment period ending: 03-20-12                      
DE SILVA GATES MCM A JOINT                                                              
VENTURE OF DE SILVA GATES                                                               
CONSTRUCTION AND MCM                                                                    
CONSTRUCTION                                                                            
P O BOX 2909                                                                            
DUBLIN CA 94568Escrow No.  00000                                                        
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.      49,253,099.35      -62,854.40                      
2.a. Extra Work                       6,187,612.79    1,192,853.31                      
  b. Adjustment Comp.                 2,170,521.17       -4,639.54                      
3. Materials on Hand                     86,900.00     -630,162.54                      
4. Earned Subject to Retention       57,698,133.31      495,196.83                      
5. Mobilization                       5,850,000.00            0.00                      
6. Total Work Completed   63,461,233.31                                                 
7. Deductions                           -34,900.00       -7,000.00                      
8. a.Contract Retentions                                                                
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor           63,513,233.31      488,196.83                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                             488,196.83