Iowa Code 314.9 Entering
in control of any highway or highway system or the engineer, or any other
authorized person employed by said agency, may after thirty days' written
notice by restricted certified mail addressed to the owner and also to the
occupant, enter upon private land for the purpose of making surveys,
soundings, drillings, appraisals and examinations as it deems appropriate
or necessary to determine the advisability or practicability of locating
and constructing a highway thereon or for the purpose of determining
whether gravel or other material exists on said land of suitable quality
and in sufficient quantity to warrant the purchase or condemnation of said
land or part thereof. Such entry, after notice, shall not be deemed a
trespass, and the agency may be aided by injunction to insure peaceful
entry. The agency shall pay actual damages caused by such entry, surveys,
soundings, drillings, appraisals or examinations.
caused by such entry, surveys, soundings, drillings, appraisals or
examinations shall be determined by agreement or in the manner provided
for the award of damages in condemnation of land for highway purposes.
No such soundings or drillings shall be done within twenty rods* of the
dwelling house or buildings on said land without written consent of owner.
*20 rods is 330 feet (6.5 feet per rod).