Dept. of Trans.           SUPPLEMENTAL            Serial No.    Contract No.
                                                  18-309-13-51  11-2N0224
                    PROGRESS PAYMENT VOUCHER      %complete:    %time:
                                                    91%           67%

Location:                                         Federal Project:
11-SD-78-37.3/60.3                                NONE

Progress payment No. 005                     Payment period ending: 10-20-18
CALMEX ENGINEERING INC
2764 SOUTH VISTA AVE
BLOOMINGTON CA 92316

Escrow No. 00000
                                           Total Estimate      This Estimate
 1. Contract Itms Without Mobil.             7,825,821.42               0.00
 2. a. Extra Work                            1,242,141.63         992,664.99
    b. Adustment Comp.                          80,000.00               0.00
 3. Materials on Hand
 4. Earned Subject to Retention              9,147,963.05         992,664.99
 5. Mobilization                               566,179.40               0.00
 6. Total Work Completed      9,714,142.45
 7. Deductions                                  -5,000.00               0.00
 8. a. Contract Retentions
    b. Unsatisfactory Retentions
    c. Reduction after 95% Comp.
 9. Total pay to Contractor                  9,709,142.45         992,664.99
10. Reduction Amt to Escrow
11. Payment to Escrow                 0.00
12. Net Pymt. this Estimate                                       992,664.99