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            Action
    Notice of availability and request for comments.
        Summary
    This document provides the public with notice that, on November 28, 2023, the New Mexico Rail Runner Express (NMRX) 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.
        Document
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