Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          13-168-08-33  10-415704                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  48%          24%                             
10-MER-99-4.6/10.5                    Federal Project:                                  
                                     NONE                                               
                                                                                        
                                                                                        
Progress payment No. 12            Payment period ending: 06-20-13                      
TEICHERT/FLATIRON WEST A JOINT                                                          
VENTURE                                                                                 
P O BOX 1118                                                                            
STOCKTON CA 95201                                                                       
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.      19,447,766.08    4,211,032.39                      
2.a. Extra Work                         145,061.49        4,200.00                      
  b. Adjustment Comp.                 6,147,314.96      755,598.20                      
3. Materials on Hand                  1,365,761.74      719,549.56                      
4. Earned Subject to Retention       27,105,904.27    5,690,380.15                      
5. Mobilization                       6,342,200.00            0.00                      
6. Total Work Completed   32,082,342.53                                                 
7. Deductions                           -28,213.87            0.00                      
8. a.Contract Retentions                                                                
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor           33,419,890.40    5,690,380.15                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                           5,690,380.15