Dept. of Trans.       PROGRESS   Serial No.  Contract No.                               
                                          11-111-14-41  04-283814                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  73%          33%                             
04-SON-116-41.8/44.7                    Federal Project:                                
                                     ACHS-P116(42)                                      
                             STP-P116(42)                                               
                                                                                        
Progress payment No. 15            Payment period ending: 04-20-11                      
ARGONAUT CONSTRUCTORS                                                                   
P O BOX 639                                                                             
SANTA ROSA CA 95402                                                                     
                                                                                        
                                                                                        
Escrow No.  00000                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.       7,598,523.69       92,177.85                      
2.a. Extra Work                         762,812.00       70,837.12                      
  b. Adjustment Comp.                   114,226.00            0.00                      
3. Materials on Hand                    128,431.02        5,361.11                      
4. Earned Subject to Retention        8,603,992.71      168,376.08                      
5. Mobilization                         440,000.00            0.00                      
6. Total Work Completed    8,915,561.69                                                 
7. Deductions                                                                           
8. a.Contract Retentions                                                                
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor            9,043,992.71      168,376.08                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow             0.00                                                  
12. Net Pymt. this Estimate                             168,376.08