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Notice of availability and request for comments.

This document provides the public with notice that, on October 16, 2023, the Consolidated Rail Corporation (Conrail) submitted a request for amendment (RFA) to its FRA-certified positive train control (PTC) system to notify FRA of a planned PTC outage to perform a necessary PTC Back Office Subsystem upgrade during December 2023. FRA is publishing this notice and inviting public comment on the railroad's RFA to its PTC system.

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