Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          05-202-13-39  10-0K0004                       
                                          05-207-11-59  03-0E1604                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  19%          15%                             
Location:                                  31%          38%                             
10-SJ-5-26.3/29.4                    Federal Project:                                   
03-SAC-5-1.0/26.9                    Federal Project:                                   
                                     NONE                                               
                                     NONE                                               
                                                                                        
                                                                                        
                                                                                        
                                                                                        
Progress payment No. 01            Payment period ending: 07-20-05                      
Progress payment No. 01            Payment period ending: 07-20-05                      
CALIFORNIA ENGINEERING                                                                  
CONTRACTORS CHEMICAL INC                                                                
CONTRACTORS INC                                                                         
3130 DEPOT ROAD                                                                         
20 HAPPY VALLEY ROAD                                                                    
HAYWARD CA 94545                                                                        
PLEASANTON CA 94566                                                                     
                                                                                        
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.          57,010.00       57,010.00                      
1. Contract Itms Without Mobil.          99,315.20       99,315.20                      
2.a. Extra Work                                                                         
2.a. Extra Work                                                                         
  b. Adjustment Comp.                                                                   
  b. Adjustment Comp.                                                                   
3. Materials on Hand                                                                    
3. Materials on Hand                                                                    
4. Earned Subject to Retention           99,315.20       99,315.20                      
4. Earned Subject to Retention           57,010.00       57,010.00                      
5. Mobilization                                                                         
5. Mobilization                                                                         
6. Total Work Completed       99,315.20                                                 
6. Total Work Completed       57,010.00                                                 
7. Deductions                              -250.00         -250.00                      
7. Deductions                                                                           
8. a.Contract Retentions                 -5,701.00       -5,701.00                      
8. a.Contract Retentions                 -6,503.39       -6,503.39                      
   b. Unsatisfactory Prog.                                                              
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor               51,059.00       51,059.00                      
9. Total pay to Contractor               92,811.81       92,811.81                      
10. Reduction Amt to Escrow                                                             
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                              51,059.00                      
12. Net Pymt. this Estimate                              92,811.81