CFR›Title 49›Subtitle B›Chapter II›Part 222›Subpart C›Subject Group Silenced Horns at Individual Crossings ContainsSection 222.33CorpusDaily eCFRDisplayed edition2026-04-27Last updated2026-04-27 Sections 222.33 § 222.33 Can locomotive horns be silenced at an individual public highway-rail grade crossing which is not within a quiet zone? Previous Silenced Horns at Groups of Crossings—Quiet Zones Silenced Horns at Groups of Crossings—Quiet Zones