20200604 10045000 1.0 TRUE Reference Posts <DIV STYLE="text-align:Left;font-size:12pt"><DIV><P><SPAN>The feature class contains the reference post sign locations for all the primary routes in the State of Iowa. These signs are often referred to as mileposts, however these signs are not necessarily located at a mile apart. Also a 0 value virtual post is present at the beginning of every route. </SPAN></P></DIV></DIV> Iowa Department of Transportation - Research & Analytics reference post milepost transportation Iowa The feature class contains the reference post sign locations for all the primary routes in the State of Iowa. These signs are often referred to as mileposts, however these signs are not necessarily located at a mile apart. Also a 0 value virtual post is present at the beginning of every route.