In addition to the other powers given and assigned to him in this chapter, the commissioner may authorize the payment of:

1. (1) The reasonable traveling expenses incurred by any person he requests to visit his office to be interviewed concerning the possible employment of such person by the state road commission;
2. (2) All or part of the reasonable expense incurred by a person newly employed by the commission in moving his household furniture, effects and immediate family to his place of employment;

3. (3) All or part of the reasonable expense incurred by a technical or supervisory employee of the commission, but excluding all employees at the county level, in moving his household furniture, effects and immediate family as a result of a reassignment of the employee which is considered desirable, advantageous to and in the best interests of the state: Provided, That no part of the moving expenses of any one such employee shall be paid more frequently than once in twelve months.

   The expenditures for such payments shall be made from the state road fund, and shall be a cost of administration of said commission.