Dept. of Trans.             PROGRESS              Serial No.    Contract No.
                                                  21-354-19-53  05-1K1304
                    PROGRESS PAYMENT VOUCHER      %complete:    %time:
                                                    29%           21%

Location:                                         Federal Project:
05-SCR-9-20.0/20.0                                STER-31TP(4)

Progress payment No. 006                     Payment period ending: 12-20-21
GORDON N BALL INC
333 CAMILLE AVE
ALAMO CA 94507

Escrow No. 00000
                                           Total Estimate      This Estimate
 1. Contract Itms Without Mobil.               581,358.00          29,894.00
 2. a. Extra Work                               19,092.10           5,568.45
    b. Adustment Comp.
 3. Materials on Hand
 4. Earned Subject to Retention                600,450.10          35,462.45
 5. Mobilization                               275,500.00               0.00
 6. Total Work Completed        875,950.10
 7. Deductions
 8. a. Contract Retentions
    b. Unsatisfactory Retentions
    c. Reduction after 95% Comp.
 9. Total pay to Contractor                    875,950.10          35,462.45
10. Reduction Amt to Escrow
11. Payment to Escrow                 0.00
12. Net Pymt. this Estimate                                        35,462.45