Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          08-019-11-29  04-258724                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  85%          60%                             
04-SOL-680-R1.5/R13.1                    Federal Project:                               
                                     NONE                                               
                                                                                        
                                                                                        
Progress payment No. 04            Payment period ending: 01-20-08                      
O C JONES AND SONS INC                                                                  
1520 FOURTH STREET                                                                      
BERKELEY CA 94710                                                                       
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.         423,187.12       85,422.87                      
2.a. Extra Work                                                                         
  b. Adjustment Comp.                                                                   
3. Materials on Hand                                                                    
4. Earned Subject to Retention          423,187.12       85,422.87                      
5. Mobilization                          58,000.00            0.00                      
6. Total Work Completed      481,187.12                                                 
7. Deductions                                                                           
8. a.Contract Retentions                -21,159.36       -4,271.15                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor              460,027.76       81,151.72                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                              81,151.72