Dept. of Trans.             PROGRESS              Serial No.    Contract No.
                                                  23-052-12-56  11-2T2184
                    PROGRESS PAYMENT VOUCHER      %complete:    %time:
                                                    96%           73%

Location:                                         Federal Project:
11-SD-5-R38.4/R47.3                               6211-130

Progress payment No. 052                     Payment period ending: 02-20-23
FLATIRON-SKANSKA-STACY AND
WITBECK A JOINT VENTURE
12121 SCRIPPS SUMMIT DR #400
SAN DIEGO CA 92131

Escrow No. 00000
                                           Total Estimate      This Estimate
 1. Contract Itms Without Mobil.           191,268,117.69         -84,925.13
 2. a. Extra Work                           16,667,695.63         608,208.83
    b. Adustment Comp.                       3,791,472.41        -288,021.44
 3. Materials on Hand                          416,905.48               0.00
 4. Earned Subject to Retention            212,144,191.21         235,262.26
 5. Mobilization                            22,400,000.00               0.00
 6. Total Work Completed    234,127,285.73
 7. Deductions                                 -27,000.00               0.00
 8. a. Contract Retentions
    b. Unsatisfactory Retentions
    c. Reduction after 95% Comp.
 9. Total pay to Contractor                234,517,191.21         235,262.26
10. Reduction Amt to Escrow
11. Payment to Escrow                 0.00
12. Net Pymt. this Estimate                                       235,262.26