Dept. of Trans.             PROGRESS              Serial No.    Contract No.
                                                  21-082-11-34  12-0K0224
                    PROGRESS PAYMENT VOUCHER      %complete:    %time:
                                                    44%           36%

Location:                                         Federal Project:
12-ORA-5-14.5/17.1                                TPLN-6212(22)

Progress payment No. 022                     Payment period ending: 03-20-21
FLATIRON WEST, INC.
16470 W. BERNARDO DR #120
SAN DIEGO CA 92127

Escrow No. 00000
                                           Total Estimate      This Estimate
 1. Contract Itms Without Mobil.            43,557,582.98       3,343,080.80
 2. a. Extra Work                            2,275,932.57         198,665.96
    b. Adustment Comp.                       1,029,553.33               0.00
 3. Materials on Hand                        3,061,364.33         448,641.06
 4. Earned Subject to Retention             49,924,433.21       3,990,387.82
 5. Mobilization                            12,255,000.00               0.00
 6. Total Work Completed     59,118,068.88
 7. Deductions                                 -45,500.00               0.00
 8. a. Contract Retentions
    b. Unsatisfactory Retentions
    c. Reduction after 95% Comp.
 9. Total pay to Contractor                 62,133,933.21       3,990,387.82
10. Reduction Amt to Escrow
11. Payment to Escrow                 0.00
12. Net Pymt. this Estimate                                     3,990,387.82