Federal Railroad Administration June 2024 – Federal Register Recent Federal Regulation Documents

This document provides the public with notice that, on June 19, 2024, Peninsula Corridor Joint Powers Board (Caltrain) submitted a request for amendment (RFA) to its FRA-approved Positive Train Control Safety Plan (PTCSP) to support material modifications to its positive train control (PTC) system and Electric Multiple Unit (EMU) operations by modifying its PTC system software version 6.5.4.0, including changes to the PTC Penalty and Emergency Brake Output Change and Phase Break Function. As this RFA involves a request for FRA's approval of proposed material modifications to an FRA-certified PTC system, FRA is publishing this notice and inviting public comment on Caltrain's RFA to its PTCSP.

This document provides the public with notice that, on June 7, 2024, the Southern California Regional Rail Authority (Metrolink) submitted a request for amendment (RFA) to its FRA-certified positive train control (PTC) system. FRA is publishing this notice and inviting public comment on the railroad's RFA to its PTC system.

This document provides the public with notice that, on May 30, 2024, Massachusetts Bay Transportation Authority (MBTA) submitted a request for amendment (RFA) to its FRA-approved Positive Train Control Safety Plan (PTCSP) in order to update its Positive Train Control (PTC) Onboard Computer (OBC) to Software Version 11.6. As this RFA involves a request for FRA's approval of proposed material modifications to an FRA-certified PTC system, including changes to address known software errors, FRA is publishing this notice and inviting public comment on MBTA's RFA to its PTCSP.