Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          06-268-09-22  12-1072U4                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  92%         100%                             
12-ORA-133-4.2/8.1                    Federal Project:                                  
                                     ACST-P133(10)                                      
                             P-P133(10)                                                 
                                                                                        
Progress payment No. 47            Payment period ending: 09-20-06                      
SEMA CONSTRUCTION INC                                                                   
6 ORCHARD, STE. 150                                                                     
LAKE FOREST CA 92630                                                                    
                                                                                        
                                                                                        
Escrow No.  02046                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.      17,576,237.87      152,611.93                      
2.a. Extra Work                       2,183,383.05       83,976.65                      
  b. Adjustment Comp.                 1,707,285.00       -1,233.73                      
3. Materials on Hand                                                                    
4. Earned Subject to Retention       21,466,905.92      235,354.85                      
5. Mobilization                       1,340,411.19            0.00                      
6. Total Work Completed   22,807,317.11                                                 
7. Deductions                              -864.00       10,000.00                      
8. a.Contract Retentions             -1,073,345.30      -11,767.75                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor           21,733,107.81      233,587.10                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow     1,073,340.00                                                  
12. Net Pymt. this Estimate                             233,587.10