Dept. of Trans.             PROGRESS              Serial No.    Contract No.
                                                  21-264-08-52  03-0H08U4
                    PROGRESS PAYMENT VOUCHER      %complete:    %time:
                                                    39%           25%

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

Progress payment No. 015                     Payment period ending: 09-20-21
FLATIRON WEST INC.
2100 GOODYEAR RD
BENICIA CA 94510

Escrow No. 00000
                                           Total Estimate      This Estimate
 1. Contract Itms Without Mobil.           152,357,382.50       8,286,200.00
 2. a. Extra Work                               28,061.12           1,661.12
    b. Adustment Comp.
 3. Materials on Hand
 4. Earned Subject to Retention            152,385,443.62       8,287,861.12
 5. Mobilization
 6. Total Work Completed    152,385,443.62
 7. Deductions                                -385,502.56        -289,931.28
 8. a. Contract Retentions
    b. Unsatisfactory Retentions
    c. Reduction after 95% Comp.
 9. Total pay to Contractor                151,999,941.06       7,997,929.84
10. Reduction Amt to Escrow
11. Payment to Escrow                 0.00
12. Net Pymt. this Estimate                                     7,997,929.84