Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          08-109-13-23  02-3C1414                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  74%          80%                             
02-SHA-5-R28.0/R29.0                    Federal Project:                                
                                     NONE                                               
                                                                                        
                                                                                        
Progress payment No. 24            Payment period ending: 04-18-08                      
GOLDEN STATE BRIDGE INC                                                                 
901 HOWE ROAD                                                                           
MARTINEZ CA 94553                                                                       
                                                                                        
                                                                                        
Escrow No.  02247                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.      13,607,754.93      333,922.55                      
2.a. Extra Work                       2,389,466.55      326,878.33                      
  b. Adjustment Comp.                    43,471.80            0.00                      
3. Materials on Hand                    250,373.23       13,636.63                      
4. Earned Subject to Retention       16,291,066.51      674,437.51                      
5. Mobilization                       1,610,000.00            0.00                      
6. Total Work Completed   17,650,693.28                                                 
7. Deductions                                                                           
8. a.Contract Retentions               -814,553.33      -33,721.88                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor           17,086,513.18      640,715.63                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow       814,550.00                                                  
12. Net Pymt. this Estimate                             640,715.63