Dept. of Trans.           SUPPLEMENTAL            Serial No.    Contract No.
                                                  24-009-16-27  04-4G0804
                    PROGRESS PAYMENT VOUCHER      %complete:    %time:
                                                    57%           41%

Location:                                         Federal Project:
04-SOL-80-R10.4/30.2                              ACIM-802(375)

Progress payment No. 026                     Payment period ending: 12-20-23
O C JONES & SONS INC
1520 FOURTH ST
BERKELEY CA 94710

Escrow No. 00000
                                           Total Estimate      This Estimate
 1. Contract Itms Without Mobil.            63,368,170.39               0.00
 2. a. Extra Work                            4,472,217.11          35,281.13
    b. Adustment Comp.                       4,763,194.09               0.00
 3. Materials on Hand                        4,873,057.00         583,566.00
 4. Earned Subject to Retention             77,476,638.59         618,847.13
 5. Mobilization                            11,400,000.00               0.00
 6. Total Work Completed     84,003,581.59
 7. Deductions                                -533,504.92               0.00
 8. a. Contract Retentions
    b. Unsatisfactory Retentions
    c. Reduction after 95% Comp.
 9. Total pay to Contractor                 88,343,133.67         618,847.13
10. Reduction Amt to Escrow
11. Payment to Escrow                 0.00
12. Net Pymt. this Estimate                                       618,847.13