Dept. of Trans.           SUPPLEMENTAL            Serial No.    Contract No.
                                                  21-187-08-24  08-0Q75U4
                    PROGRESS PAYMENT VOUCHER      %complete:    %time:
                                                    89%           82%

Location:                                         Federal Project:
08-SBD-60-R4.6/R9.9                               ACHS-NHP0-6(14)
08-RIV-60-R0.0/12.2

Progress payment No. 025                     Payment period ending: 06-20-21
J MCLOUGHLIN ENGINEERING CO
INC
10641 FULTON CT
RANCHO CUCAMONGA CA 91730

Escrow No. 00000
                                           Total Estimate      This Estimate
 1. Contract Itms Without Mobil.           111,817,715.87               0.00
 2. a. Extra Work                            7,752,515.14         298,385.76
    b. Adustment Comp.                       1,072,786.61         433,074.33
 3. Materials on Hand                           86,295.00               0.00
 4. Earned Subject to Retention            120,729,312.62         731,460.09
 5. Mobilization                             6,000,000.00               0.00
 6. Total Work Completed    126,643,017.62
 7. Deductions                                 -53,625.00               0.00
 8. a. Contract Retentions
    b. Unsatisfactory Retentions
    c. Reduction after 95% Comp.
 9. Total pay to Contractor                126,675,687.62         731,460.09
10. Reduction Amt to Escrow
11. Payment to Escrow                 0.00
12. Net Pymt. this Estimate                                       731,460.09