Tenn. Code Ann. § 54-12-121: Compensation of engineers

The engineers appointed under this part by the monthly county courts shall be paid for their services at rates the courts appointing them fix; and if not fixed, at the rate of five dollars ($5.00) per day while engaged in the work. In addition, they shall be paid all actual traveling expenses, an itemized account of the expenses to be kept by them and reported and sworn to.