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ISO/TR 8955:2025

Railway infrastructure — Track quality evaluation — Chord-based method

Standard Details

This document describes the relationship between an inertial measurement system and a chord measurement system applying the chord-based method with different chord length and chord division.

This document is applicable to 1 435 mm and wider track gauges. This document does not apply to urban/light rail systems, tramways and any track gauge narrower than 1 435 mm.

General Information

Status : Published
Standard Type: Main
Document No: ISO/TR 8955:2025
Document Year: 2025
Pages: 43
Edition: 1
  • ICS:
  • 45.080 Rails and railway components

Life Cycle

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ISO/TR 8955:2025
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