Dept. of Trans.             PROGRESS              Serial No.    Contract No.
                                                  21-300-10-28  03-0H08U4
                    PROGRESS PAYMENT VOUCHER      %complete:    %time:
                                                    42%           27%

Location:                                         Federal Project:
03-SAC-50-L0.2/R6.1                               NONE

Progress payment No. 016                     Payment period ending: 10-20-21
FLATIRON WEST INC.
2100 GOODYEAR RD
BENICIA CA 94510

Escrow No. 00000
                                           Total Estimate      This Estimate
 1. Contract Itms Without Mobil.           161,303,152.50       8,945,770.00
 2. a. Extra Work                               65,124.70          37,063.58
    b. Adustment Comp.                        -138,140.30        -138,140.30
 3. Materials on Hand
 4. Earned Subject to Retention            161,230,136.90       8,844,693.28
 5. Mobilization
 6. Total Work Completed    161,230,136.90
 7. Deductions                                -385,702.56            -200.00
 8. a. Contract Retentions
    b. Unsatisfactory Retentions
    c. Reduction after 95% Comp.
 9. Total pay to Contractor                160,844,434.34       8,844,493.28
10. Reduction Amt to Escrow
11. Payment to Escrow                 0.00
12. Net Pymt. this Estimate                                     8,844,493.28