Dept. of Trans.             PROGRESS              Serial No.    Contract No.
                                                  25-170-11-57  07-357004
                    PROGRESS PAYMENT VOUCHER      %complete:    %time:
                                                    64%           89%

Location:                                         Federal Project:
07-LA-105-R4.3/R5.0                               HSIM-1053(993)

Progress payment No. 015                     Payment period ending: 06-20-25
POLO ENGINEERING INC
30758 SLOAN CANYON RD
CASTAIC CA 91384

Escrow No. 00000
                                           Total Estimate      This Estimate
 1. Contract Itms Without Mobil.             1,348,437.41         247,014.34
 2. a. Extra Work                               97,990.67               0.00
    b. Adustment Comp.
 3. Materials on Hand                                0.00         -84,119.53
 4. Earned Subject to Retention              1,446,428.08         162,894.81
 5. Mobilization                               203,100.00               0.00
 6. Total Work Completed      1,649,528.08
 7. Deductions
 8. a. Contract Retentions
    b. Unsatisfactory Retentions               -35,462.52         -16,289.48
    c. Reduction after 95% Comp.
 9. Total pay to Contractor                  1,614,065.56         146,605.33
10. Reduction Amt to Escrow
11. Payment to Escrow                 0.00
12. Net Pymt. this Estimate                                       146,605.33