Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          07-115-09-30  04-0A8104                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  36%          56%                             
04-CC-4-4.7/12.8                    Federal Project:                                    
04-CC-24-0.4/2.1                                     NONE                               
04-CC-80-10.2/12.9                                                                      
                                                                                        
Progress payment No. 06            Payment period ending: 04-20-07                      
M BUMGARNER INC                                                                         
1175 GREENVILLE RD                                                                      
LIVERMORE CA 94550                                                                      
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.         573,564.69      232,639.37                      
2.a. Extra Work                          55,357.81       37,359.70                      
  b. Adjustment Comp.                    49,885.22       49,885.22                      
3. Materials on Hand                                                                    
4. Earned Subject to Retention          678,807.72      319,884.29                      
5. Mobilization                          95,000.00       20,000.00                      
6. Total Work Completed      773,807.72                                                 
7. Deductions                                                                           
8. a.Contract Retentions                -41,197.63       -5,305.29                      
   b. Unsatisfactory Prog.              -15,994.21      -15,994.21                      
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor              716,615.88      318,584.79                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                             318,584.79