321.472  Signs posted.
  The local authority enacting any ordinance or resolution authorized under section 321.471 shall erect and maintain signs designating the ordinance or resolution at each end of that portion of any highway or at the location of any bridge or culvert affected thereby, and the ordinance or resolution shall not be effective unless and until the signs are erected and maintained.
[C31, 35, §4686-c1; C39, §5035.21; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §321.472]
87 Acts, ch 162, §2
Referred to in §321.236, 321.463, 331.362