Dept. of Trans.         AFTER ACCEPTANCE          Serial No.    Contract No.
                                                  21-209-09-15  12-0Q8104
                    PROGRESS PAYMENT VOUCHER      %complete:    %time:
                                                   100%          100%

Location:                                         Federal Project:
12-ORA-241-23.1/23.1                              HSST-P241(7)

Progress payment No. 010                     Payment period ending: 07-02-21
RSB GROUP INC
20331 LAKE FOREST DR #C-13
LAKE FOREST CA 92630

Escrow No. 00000
                                           Total Estimate      This Estimate
 1. Contract Itms Without Mobil.               911,299.63               0.00
 2. a. Extra Work                               78,349.97          41,323.07
    b. Adustment Comp.
 3. Materials on Hand
 4. Earned Subject to Retention                989,649.60          41,323.07
 5. Mobilization                                 4,000.00               0.00
 6. Total Work Completed        993,649.60
 7. Deductions
 8. a. Contract Retentions
    b. Unsatisfactory Retentions
    c. Reduction after 95% Comp.
 9. Total pay to Contractor                    993,649.60          41,323.07
10. Reduction Amt to Escrow
11. Payment to Escrow                 0.00
12. Net Pymt. this Estimate                                        41,323.07