Section 105IAC7-3-10. Sign structure spacing criteria

   (a) All signs erected after October 4, 1971, in adjacent areas must conform to the following criteria:

(1) On the interstate system and limited access facilities on the Federal-Aid Primary System, the following:

(A) No sign structure shall be erected within five hundred (500) feet of another structure on the same side of the highway.

(B) Outside incorporated municipalities, no structure may be located adjacent to or within five hundred (500) feet of an interchange, intersection at grade, or rest area, said five hundred (500) feet to be measured along the interstate or limited access primary highway from the beginning or ending of pavement widening at the exit from or entrance to the main-traveled way.

(2) On other routes on the Federal-Aid Primary System, the following:

(A) Outside of incorporated municipalities, no sign structure shall be erected within three hundred (300) feet of another sign structure on the same side of the highway.

(B) Inside incorporated municipalities, no sign structure shall be erected within one hundred (100) feet of another sign structure on the same side of the highway.

  (b) The spacing-between-sign structure rules in subsection (a)(2) shall not apply to sign structures separated by a building or other obstruction in such a manner that only one (1) sign structure is visible from any point on the highway at any one (1) time.

  (c) Official and on premise signs shall not be counted nor shall measurements be made from them for purposes of determining compliance with spacing requirements.

  (d) The minimum distance between signs shall be measured along the nearest edge of the pavement between points directly opposite the signs along each side of the highway. (Indiana Department of Transportation; 105 IAC 7-3-10; filed Apr 28, 1994, 9:30 a.m.: 17 IR 2045; readopted filed Nov 7, 2001, 3:20 p.m.: 25 IR 899; readopted filed Jun 14, 2007, 2:45 p.m.: 20070627-IR-105070237RFA; readopted filed Oct 2, 2013, 11:39 a.m.: 20131030-IR-105130295RFA)