Dept. of Trans.           SUPPLEMENTAL            Serial No.    Contract No.
                                                  24-163-07-52  12-0S7804
                    PROGRESS PAYMENT VOUCHER      %complete:    %time:
                                                    68%           88%

Location:                                         Federal Project:
12-ORA-73-11.0/11.3                               NONE

Progress payment No. 006                     Payment period ending: 05-20-24
POLO ENGINEERING INC
30758 SLOAN CANYON RD
CASTAIC CA 91384

Escrow No. 00000
                                           Total Estimate      This Estimate
 1. Contract Itms Without Mobil.               689,095.75         148,341.25
 2. a. Extra Work
    b. Adustment Comp.
 3. Materials on Hand
 4. Earned Subject to Retention                689,095.75         148,341.25
 5. Mobilization                               105,600.00           5,280.00
 6. Total Work Completed        794,695.75
 7. Deductions                                       0.00           2,000.00
 8. a. Contract Retentions
    b. Unsatisfactory Retentions
    c. Reduction after 95% Comp.
 9. Total pay to Contractor                    794,695.75         155,621.25
10. Reduction Amt to Escrow
11. Payment to Escrow                 0.00
12. Net Pymt. this Estimate                                       155,621.25