ISO/TR 8955:2025
International Standard
Current Edition
·
Approved on
24 March 2025
Railway infrastructure — Track quality evaluation — Chord-based method
ISO/TR 8955:2025 Files
English
43 Pages
Current Edition
OMR
86.36
ISO/TR 8955:2025 Scope
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.
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