Mo. Rev. Stat. § 61.101: To perform duties as land surveyor, when — appointment of person to perform duties of county surveyor, when (certain first class counties).

1. If the county highway administrator is duly registered and licensed as a land surveyor under the provisions of chapter 327, he shall perform any duties required by law to be performed by a county surveyor.

2. If the county highway administrator is not registered and licensed as a land surveyor, he may appoint a person or persons who are so registered and licensed to perform any duties required by law to be performed by a county surveyor.