# 2025-04273: Alaska Trains Beg to Brake Less Often—Every 184 Days?

2025-04273, Notice of Petition for Inclusion in Waiver of Compliance, is a Federal Register notice from Transportation Department, Federal Railroad Administration published 2025-03-17, effective 2025-04-16; PRIA reads it as touching household money (as of 2026-09-30).

- Canonical: https://policyrisk.com/federal-register/2025-04273
- As of: 2026-09-30
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Document number: 2025-04273
- Title: Notice of Petition for Inclusion in Waiver of Compliance
- Type: Notice
- Agencies: Transportation Department; Federal Railroad Administration
- Citation: 90 FR 12445
- Published: 2025-03-17
- Effective: 2025-04-16
- Comments close: not stated
- Significant: no
- Touches household money: yes
- Regulation identifier numbers: none
- Last updated: 2026-09-30

## In one line

Alaska Trains Beg to Brake Less Often—Every 184 Days?

## Summary

Alaska Railroad wants permission to test their air brake systems less often—every 184 days instead of 92—on certain locomotives. This change could save time and money while keeping trains safe. The public can share their thoughts by April 16, 2025.

## Abstract

This document provides the public notice that by letter received February 21, 2025, Alaska Railroad (ARRC) petitioned FRA for relief from certain regulations concerning calibration of air flow method (AFM) indicators.

## Effects PRIA read

- ARRC seeks to join 92→184‑day AFM test waiver: benefit, medium. Alaska Railroad (ARRC) petitioned FRA on February 21, 2025 to join an existing waiver that would let it test certain air flow method (AFM) indicators every 184 days instead of every 92 days. The request applies to locomotives equipped with New York Air Brake (NYAB) CCB‑II and Fastbrake air brake sy…
- Waiver applies to NYAB CCB‑II and Fastbrake locomotives: benefit, medium. The existing relief in Docket FRA-2016-0086 allows participating railroads to extend AFM test intervals from 92 days to 184 days only on locomotives equipped with the New York Air Brake (NYAB) CCB‑II and Fastbrake systems. As of FRA's November 26, 2024 letter, the railroads already participating in…

## Related documents

- [2026-17904](https://policyrisk.com/federal-register/2026-17904): National Environmental Policy Act Regulations, 2026-09-01
- [2026-19031](https://policyrisk.com/federal-register/2026-19031): Safety Advisory 2025-02; Track Is Clear Determination During Shoving or Pushing Movements Across Highway-Rail Grade Crossings Equipped Only…, 2026-09-17
- [2026-18981](https://policyrisk.com/federal-register/2026-18981): Proposed Agency Information Collection Activities; Comment Request, 2026-09-16
- [2026-18982](https://policyrisk.com/federal-register/2026-18982): Proposed Agency Information Collection Activities; Comment Request, 2026-09-16
- [2026-18986](https://policyrisk.com/federal-register/2026-18986): Surface Transportation Project Delivery Program; Ohio Department of Transportation Audit Report, 2026-09-16
- [2026-17996](https://policyrisk.com/federal-register/2026-17996): Safety Advisory 2026-01; Restricted Speed, 2026-09-03

## Sources
- [2025-04273 on federalregister.gov](https://www.federalregister.gov/documents/2025/03/17/2025-04273/notice-of-petition-for-inclusion-in-waiver-of-compliance)
- [2025-04273 as published (PDF)](https://www.govinfo.gov/content/pkg/FR-2025-03-17/pdf/2025-04273.pdf)

## Related
- [Previous: 2025-04272, Notice of Petition To Modify a Waiver of Compliance](https://policyrisk.com/federal-register/2025-04272)
- [Next: 2025-04274, 60-Day Notice of Proposed Information Collection: Consolidated Plan, Annual Act…](https://policyrisk.com/federal-register/2025-04274)
- [All Federal Register documents](https://policyrisk.com/federal-register)

Source: PRIA, https://policyrisk.com/federal-register/2025-04273 (as of 2026-09-30).