Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          03-169-12-57  03-1A1814                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  80%          37%                             
03-SAC-5-21.8/23.8                    Federal Project:                                  
                                     ACIM-3067(16)                                      
                                                                                        
                                                                                        
Progress payment No. 18            Payment period ending: 06-20-03                      
TERRA CAL CONSTRUCTION INC                                                              
401 C RAILROAD AVE                                                                      
SUISUN CITY CA 94585                                                                    
                                                                                        
                                                                                        
Escrow No.  01918                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.         752,608.58        7,306.67                      
2.a. Extra Work                          10,582.78        1,654.21                      
  b. Adjustment Comp.                    25,236.00            0.00                      
3. Materials on Hand                                                                    
4. Earned Subject to Retention          788,427.36        8,960.88                      
5. Mobilization                         152,913.00            0.00                      
6. Total Work Completed      941,340.36                                                 
7. Deductions                           -47,119.71            0.00                      
8. a.Contract Retentions                -39,421.37         -448.05                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor              854,799.28        8,512.83                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow        39,420.00                                                  
12. Net Pymt. this Estimate                               8,512.83