Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          14-232-15-30  04-3G7404                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  13%          16%                             
04-SON-1-29.9/29.9                    Federal Project:                                  
                                     STP-P001(581)                                      
                                                                                        
                                                                                        
Progress payment No. 01            Payment period ending: 08-20-14                      
DRILL TECH DRILLING & SHORING                                                           
INC                                                                                     
2200 WYMORE WAY                                                                         
ANTIOCH CA 94509                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.          95,285.00       95,285.00                      
2.a. Extra Work                                                                         
  b. Adjustment Comp.                                                                   
3. Materials on Hand                                                                    
4. Earned Subject to Retention           95,285.00       95,285.00                      
5. Mobilization                          60,000.00       60,000.00                      
6. Total Work Completed      155,285.00                                                 
7. Deductions                              -961.45         -961.45                      
8. a.Contract Retentions                                                                
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor              154,323.55      154,323.55                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                             154,323.55