Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          05-206-13-45  08-1A5504                       
                                          05-203-11-37  02-2C5104                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  79%          80%                             
Location:                                   6%          13%                             
08-RIV-74-88.4/R89.8                    Federal Project:                                
02-TEH-5-R0.0/R42.1                    Federal Project:                                 
                                     ACSP-P074(48)                                      
                                     NONE                                               
                             PHG-P074(48)                                               
                                                                                        
                                                                                        
                                                                                        
Progress payment No. 01            Payment period ending: 07-20-05                      
Progress payment No. 01            Payment period ending: 07-20-05                      
CROWN FENCE CO                                                                          
LINEAR OPTIONS INC                                                                      
12118 BLOOMFIELD AVENUE                                                                 
1 KELLY CT                                                                              
SANTA FE SPRINGS CA 90670                                                               
MENLO PARK CA 94025                                                                     
                                                                                        
                                                                                        
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.         108,925.47      108,925.47                      
1. Contract Itms Without Mobil.          20,283.50       20,283.50                      
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           20,283.50       20,283.50                      
4. Earned Subject to Retention          108,925.47      108,925.47                      
5. Mobilization                                                                         
5. Mobilization                                                                         
6. Total Work Completed      108,925.47                                                 
6. Total Work Completed       20,283.50                                                 
7. Deductions                           -10,000.00      -10,000.00                      
7. Deductions                                                                           
8. a.Contract Retentions                                                                
8. a.Contract Retentions                 -2,028.35       -2,028.35                      
   b. Unsatisfactory Prog.                                                              
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor               98,925.47       98,925.47                      
9. Total pay to Contractor               18,255.15       18,255.15                      
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                              98,925.47                      
12. Net Pymt. this Estimate                              18,255.15