Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          08-143-11-19  03-1E9904                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  31%          35%                             
03-SAC-99-11.0/17.0                    Federal Project:                                 
                                     ACST-P099(513)                                     
                             PH-P099(513)                                               
                                                                                        
Progress payment No. 03            Payment period ending: 05-20-08                      
DE SILVA GATES CONSTRUCTION                                                             
P O BOX 2909                                                                            
DUBLIN CA 94568                                                                         
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.         577,357.00      286,950.00                      
2.a. Extra Work                           6,742.00        6,742.00                      
  b. Adjustment Comp.                                                                   
3. Materials on Hand                                                                    
4. Earned Subject to Retention          584,099.00      293,692.00                      
5. Mobilization                         237,500.00       50,000.00                      
6. Total Work Completed      821,599.00                                                 
7. Deductions                            -5,000.00       -5,000.00                      
8. a.Contract Retentions                                                                
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor              816,599.00      338,692.00                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                             338,692.00