Section 4561.32 - Department of transportation to adopt rules and conduct studies or investigations(A) In accordance with Chapter 119. of the Revised Code, the department of transportation shall adopt, and may amend and rescind, any rules necessary to administer sections 4561.30 to 4561.39 of the Revised Code and shall adopt rules based in whole upon the obstruction standards set forth in 14 C.F.R. 77.21 to 77.29, as amended, to uniformly regulate the height and location of structures and objects of natural growth in any airport's clear zone surface, horizontal surface, conical surface, primary surface, approach surface, or transitional surface. The rules shall provide that the department may grant a permit under section 4561.34 of the Revised Code that includes a waiver from full compliance with the obstruction standards. The rules shall also provide that the department shall base its decision on whether to grant such a waiver on sound aeronautic principles, as set out in F.A.A. technical manuals, as amended, including advisory circular 150/5300-13, "airport design standards"; 7400.2 c, "airspace procedures handbook,"; and the U.S. terminal procedures handbook.(B) The department may conduct any studies or investigations it considers necessary to carry out sections 4561.30 to 4561.39 of the Revised Code.Effective Date: 10/15/1991.