309.16  Duty of department.
  The department shall when requested by the board of supervisors advise with said board as to the manner of constructing and maintaining the secondary roads.
[C31, 35, §4644-c18; C39, §4644.16; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §309.16]