Dept. of Trans.             PROGRESS              Serial No.    Contract No.
                                                  21-111-17-52  11-424604
                    PROGRESS PAYMENT VOUCHER      %complete:    %time:
                                                    16%           14%

Location:                                         Federal Project:
11-SD-0-0.0                                       SSTG-X073(143)

Progress payment No. 002                     Payment period ending: 04-20-21
S & B ENGINEERING INC
PO BOX 1400
LAKESIDE CA 92040

Escrow No. 00000
                                           Total Estimate      This Estimate
 1. Contract Itms Without Mobil.               319,959.50         293,380.50
 2. a. Extra Work
    b. Adustment Comp.
 3. Materials on Hand                          244,852.39         244,852.39
 4. Earned Subject to Retention                564,811.89         538,232.89
 5. Mobilization                               156,750.00         156,750.00
 6. Total Work Completed        476,709.50
 7. Deductions
 8. a. Contract Retentions
    b. Unsatisfactory Retentions
    c. Reduction after 95% Comp.
 9. Total pay to Contractor                    721,561.89         694,982.89
10. Reduction Amt to Escrow
11. Payment to Escrow                 0.00
12. Net Pymt. this Estimate                                       694,982.89