CFR›Title 49›Subtitle B›Chapter VI›Part 671 ContainsSubparts A–ECorpusDaily eCFRDisplayed edition2026-04-23Last updated2026-04-23 PART 671—RAIL TRANSIT ROADWAY WORKER PROTECTION Subparts A Subpart A—General Sections 671.1–671.5 B Subpart B—Roadway Worker Protection (RWP) Program and Manual Sections 671.11–671.13 C Subpart C—Responsibilities Sections 671.21–671.25 D Subpart D—Required RWP Program Elements Sections 671.31–671.43 E Subpart E—Recordkeeping Section 671.51 Authority49 U.S.C. 5329, 49 CFR 1.91.Source89 FR 87220, Oct. 31, 2024, unless otherwise noted. Previous 670 Part 670—Public Transportation Safety Program Next 672 Part 672—Public Transportation Safety Certification Training Program