Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          06-053-09-52  02-364104                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  84%          81%                             
02-TRI-3-6.5/ .0                    Federal Project:                                    
                                     ACST-P003(28)                                      
                             P-P003(28)                                                 
                             ACBR-P003(28)                                              
Progress payment No. 20            Payment period ending: 02-17-06                      
SHASTA CONSTRUCTORS INC                                                                 
P O BOX 491539                                                                          
REDDING CA 960491539                                                                    
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.       3,380,231.95       46,470.00                      
2.a. Extra Work                          90,307.53       14,156.01                      
  b. Adjustment Comp.                   -11,141.04            0.00                      
3. Materials on Hand                                                                    
4. Earned Subject to Retention        3,459,398.44       60,626.01                      
5. Mobilization                         450,000.00            0.00                      
6. Total Work Completed    3,909,398.44                                                 
7. Deductions                                -0.40            0.00                      
8. a.Contract Retentions                                                                
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor            3,909,398.04       60,626.01                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                              60,626.01