Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          07-144-14-00  08-4697V4                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  66%          70%                             
08-SBD-138-0.0/13.9                    Federal Project:                                 
                                     ACST-X071(51)                                      
                             PH-X071(51)                                                
                                                                                        
Progress payment No. 15            Payment period ending: 05-20-07                      
YEAGER SKANSKA INC                                                                      
1995 AGUA MANSA ROAD                                                                    
RIVERSIDE CA 925092405                                                                  
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.      20,969,499.71    1,940,230.31                      
2.a. Extra Work                         668,731.92       55,269.64                      
  b. Adjustment Comp.                   149,785.25            0.00                      
3. Materials on Hand                    308,717.00      -18,902.00                      
4. Earned Subject to Retention       22,096,733.88    1,976,597.95                      
5. Mobilization                       3,600,000.00            0.00                      
6. Total Work Completed   25,388,016.88                                                 
7. Deductions                           -15,333.03       10,000.00                      
8. a.Contract Retentions                                                                
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor           25,681,400.85    1,986,597.95                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                           1,986,597.95