Safety Bulletin 19-01 - L.B. Foster Protector® IV Trackside Friction Management System (P-IV) L.B. Foster: Instructions on Approaching P-IV Units That May Have Hydrogen Accumulation L.B. Foster FM Tank Safety Notice Safety Bulletin 19-02 - Safety Considerations Associated with Between-Car Barriers Safety Bulletin 19-03 - Safety Considerations Associated with Rail Transit Grade Crossings Updated: Tuesday, November 12, 2019
