Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          02-144-09-19  11-070204                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  78%          23%                             
11-SD-94-3.7/4.6                    Federal Project:                                    
                                     ACIM-805-1(581)                                    
                             ACNH-S094(51)                                              
                                                                                        
Progress payment No. 12            Payment period ending: 05-20-02                      
TERRA CAL CONSTRUCTION INC                                                              
14530 JOANBRIDGE ST                                                                     
BALDWIN PARK CA 91706                                                                   
                                                                                        
                                                                                        
Escrow No.  01773                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.       2,077,232.40       36,477.11                      
2.a. Extra Work                           9,478.84            0.00                      
  b. Adjustment Comp.                     2,100.00        2,100.00                      
3. Materials on Hand                                                                    
4. Earned Subject to Retention        2,088,811.24       38,577.11                      
5. Mobilization                         135,445.00            0.00                      
6. Total Work Completed    2,224,256.24                                                 
7. Deductions                                 0.00       10,000.00                      
8. a.Contract Retentions               -104,440.56       -1,928.85                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor            2,119,815.68       46,648.26                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow       104,440.00                                                  
12. Net Pymt. this Estimate                              46,648.26