Dept. of Trans.       SUPPLEMENTAL   Serial No.  Contract No.                           
                                          12-339-11-19  11-406004                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  63%          51%                             
11-SD-5-26.8/52.9                    Federal Project:                                   
                                     ACST-X073(95)                                      
                             P                                                          
                                                                                        
Progress payment No. 04            Payment period ending: 11-20-12                      
S & B ENGINEERING                                                                       
P O BOX 1400                                                                            
LAKESIDE CA 92040                                                                       
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.         326,476.69            0.00                      
2.a. Extra Work                          27,290.00       27,290.00                      
  b. Adjustment Comp.                                                                   
3. Materials on Hand                                                                    
4. Earned Subject to Retention          353,766.69       27,290.00                      
5. Mobilization                          50,000.00            0.00                      
6. Total Work Completed      403,766.69                                                 
7. Deductions                           -10,000.00            0.00                      
8. a.Contract Retentions                                                                
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor              393,766.69       27,290.00                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                              27,290.00