Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          02-354-12-38  01-330304                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  10%          18%                             
01-HUM-5708                    Federal Project:                                         
                                     NONE                                               
                                                                                        
                                                                                        
Progress payment No. 04            Payment period ending: 12-20-02                      
MAYAN CONSTRUCTION                                                                      
5600 WEST END ROAD STE F                                                                
ARCATA CA 95521                                                                         
                                                                                        
                                                                                        
Escrow No.  01976                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.         441,957.42      160,469.54                      
2.a. Extra Work                           2,939.80        2,939.80                      
  b. Adjustment Comp.                                                                   
3. Materials on Hand                                                                    
4. Earned Subject to Retention          444,897.22      163,409.34                      
5. Mobilization                                                                         
6. Total Work Completed      444,897.22                                                 
7. Deductions                            -2,868.04           -6.28                      
8. a.Contract Retentions                -44,489.72      -16,340.93                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor              397,539.46      147,062.13                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                             147,062.13