Dept. of Trans.       AFTER ACCEPTANCE   Serial No.  Contract No.                       
                                          08-028-08-11  04-3A6304                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                 100%         100%                             
04-SOL-12-7.9/20.6                    Federal Project:                                  
                                     NONE                                               
                                                                                        
                                                                                        
Progress payment No. 04            Payment period ending: 12-14-07                      
O C JONES AND SONS INC                                                                  
1520 FOURTH STREET                                                                      
BERKELEY CA 94710                                                                       
                                                                                        
                                                                                        
Escrow No.  02322                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.       1,366,966.80      125,246.80                      
2.a. Extra Work                         125,679.64      125,679.64                      
  b. Adjustment Comp.                  -101,850.00      -31,850.00                      
3. Materials on Hand                                                                    
4. Earned Subject to Retention        1,390,796.44      219,076.44                      
5. Mobilization                         143,000.00            0.00                      
6. Total Work Completed    1,533,796.44                                                 
7. Deductions                                                                           
8. a.Contract Retentions                -58,586.00            0.00                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.          58,586.00       58,586.00                      
9. Total pay to Contractor            1,533,796.44      277,662.44                      
10. Reduction Amt to Escrow             -58,580.00      -58,580.00                      
11. Payment to Escrow        58,580.00                                                  
12. Net Pymt. this Estimate                             219,082.44