320.4  Water and gas mains, sidewalks, and cattleways.
  The state department of transportation in case of primary roads, and the board of supervisors in case of secondary roads, on written application designating the particular highway and part of the highway, the use of which is desired, may grant permission:
  1.  To lay gas mains in highways outside cities to local municipal distributing plants or companies, but not to pipeline companies. This section shall not apply to or include pipeline companies required to obtain a license from the utilities division of the department of commerce.
  2.  To construct and maintain cattleways over or under such highways.
  3.  To construct sidewalks on and along such highways.
  4.  To lay water mains in, under, or along highways.
[C97, §1524; S13, §1527-e; SS15, §1527-b; C24, 27, 31, 35, 39, §4858; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §320.4]