[Code of Federal Regulations] [Title 49, Volume 4] [Revised as of October 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 49CFR222.25] [Page 267] TITLE 49--TRANSPORTATION CHAPTER II--FEDERAL RAILROAD ADMINISTRATION, DEPARTMENT OF TRANSPORTATION PART 222_USE OF LOCOMOTIVE HORNS AT PUBLIC HIGHWAY-RAIL GRADE CROSSINGS --Table of Contents Subpart B_Use of Locomotive Horns Sec. 222.25 How does this rule affect private highway-rail grade crossings? This rule does not require the routine sounding of locomotive horns at private highway-rail grade crossings. Except as specified in this section, this part is not meant to address the subject of private grade crossings and is not intended to affect present State or local laws or orders, or private contractual or other arrangements regarding the routine sounding of locomotive horns at private highway-rail grade crossings. (a) Private highway-rail grade crossings may be included in a quiet zone. (b) Private highway-rail grade crossings which are located in New Quiet Zones and which allow access to the public, or which provide access to active industrial or commercial sites, may be included in a quiet zone only if a diagnostic team evaluates the crossing and the crossing is equipped or treated in accord with the recommendations of such diagnostic team. (c)(1) At a minimum, every private highway-rail grade crossing within a New Quiet Zone shall be marked by a crossbuck and a ``STOP'' sign, each of which shall conform to the standards contained in the MUTCD, and shall be equipped with advance warning signs in compliance with Sec. 222.35(c). (2) At a minimum, every private highway-rail grade crossing within a Pre-Rule Quiet Zone shall, by December 18, 2006, be marked by a crossbuck and a ``STOP'' sign, each of which shall conform to the standards contained in the MUTCD, and shall be equipped with advance warning signs in compliance with Sec. 222.35(c)