Safety Bulletin 19-01 (SB 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 (SB 19-02) - Safety Considerations Associated with Between-Car Barriers Updated: Thursday, April 18, 2019
