Dept. of Trans.       SUPPLEMENTAL   Serial No.  Contract No.                           
                                          03-182-13-34  03-291004                       
                PROGRESS PAYMENT VOUCHER  %complete:   %time:                           
Location:                                  93%          93%                             
03-NEV-267-0.0/2.8                    Federal Project:                                  
                                     ACIM-080-4(191)                                    
                             ACST-X057(38)                                              
                             P-X057(38)                                                 
Progress payment No. 53            Payment period ending: 06-20-03                      
M C M / LADD JOINT VENTURE                                                              
P O BOX 620                                                                             
NORTH HIGHLANDS CA 95660                                                                
                                                                                        
                                                                                        
Escrow No.  01316                                                                       
                                    Total Estimate   This Estimate                      
1. Contract Itms Without Mobil.      26,145,440.01            0.00                      
2.a. Extra Work                       3,560,738.03      151,425.95                      
  b. Adjustment Comp.                  -149,832.90      -30,644.30                      
3. Materials on Hand                                                                    
4. Earned Subject to Retention       29,556,345.14      120,781.65                      
5. Mobilization                       3,200,000.00            0.00                      
6. Total Work Completed   32,756,345.14                                                 
7. Deductions                           -22,478.38            0.00                      
8. a.Contract Retentions             -1,477,817.26       -6,039.09                      
   b. Unsatisfactory Prog.                                                              
   c. Reduction after 95% Comp.                                                         
9. Total pay to Contractor           31,256,049.50      114,742.56                      
10. Reduction Amt to Escrow                                                             
11. Payment to Escrow     1,477,810.00                                                  
12. Net Pymt. this Estimate                             114,742.56