Advisories and Technical Assistance Safety Advisory for Verification of Rail Vehicle Safe Stopping Distances in Terminal Stations Administrator's Policy Letter Safety Advisory 14-2, Verification of Safe Rail Vehicle Stopping Distances at Terminal Stations (PDF) Urgent Safety Advisory: Enhanced Protections for Wayside Workers Administrator's Policy Letter Safety Advisory 14-1: Right-of-Way Worker Protection (December 2013) (MS Word) SSO Agency Request for Information and Right-of Way Worker Protection Assessment (PDF) Actions to Establish and Finance a State Safety Oversight SSO Agency Updated: Thursday, April 28, 2016