CFR›Title 49›Subtitle B›Chapter II›Part 236›Subpart E›Subject Group Inspection and Tests; Roadway ContainsSections 236.576–236.577CorpusDaily eCFRDisplayed edition2026-04-27Last updated2026-04-27 Sections 236.576 § 236.576 Roadway element. 236.577 § 236.577 Test, acknowledgement, and cut-in circuits. Previous Inspection and Tests; Locomotive Inspection and Tests; Locomotive Next Rules and Instructions; Locomotives Rules and Instructions; Locomotives