Dept. of Trans.       AFTER ACCEPTANCE   Serial No.  Contract No.                       
                                          05-187-12-36  04-226124                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                 100%         100%                             
04-MRN-101-8.4/9.7                    Federal Project:                                  
                                     ACNH-P101(992)                                     
                             CML-6204(42)                                               
                                                                                        
Progress payment No. 32            Payment period ending: 06-24-05                      
DIABLO CONTRACTORS INC                                                                  
7 CROW CANYON COURT, STE 100                                                            
SAN RAMON, CA 94583                                                                     
                                                                                        
                                                                                        
Escrow No.  01963                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.       7,312,097.68            0.00                      
2.a. Extra Work                       1,468,522.27            0.00                      
  b. Adjustment Comp.                   395,331.85        4,880.45                      
3. Materials on Hand                                                                    
4. Earned Subject to Retention        9,175,951.80        4,880.45                      
5. Mobilization                         900,000.00            0.00                      
6. Total Work Completed   10,075,951.80                                                 
7. Deductions                           -10,000.00            0.00                      
8. a.Contract Retentions               -458,553.57            0.00                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.         458,553.57      458,553.57                      
9. Total pay to Contractor           10,065,951.80      463,434.02                      
10. Reduction Amt to Escrow            -458,550.00     -458,550.00                      
11. Payment to Escrow       458,550.00                                                  
12. Net Pymt. this Estimate                               4,884.02