327G.28  Compulsory establishment.
  Whenever in the judgment of the department it is necessary for the public safety, said department may require the establishment of an interlocking system or other safety device at any railroad crossing, junction or drawbridge.
[C24, 27, 31, 35, 39, §8035; C46, 50, 54, 58, 62, 66, 71, 73, 75, §478.36; C77, 79, 81, §327G.28]