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ISO 22074-5:2021

Railway infrastructure — Rail fastening systems — Part 5: Test method for electrical resistance ISO 22074-5:2021

Publication date:   May 26, 2021

General information

90.93   Standard confirmed   Sep 3, 2026

ISO

ISO/TC 269/SC 1 Infrastructure

International Standard

45.080   Rails and railway components

Buying

Published

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Scope

This document specifies a laboratory test procedure for determining the electrical resistance, in wet conditions, between the running rails provided by a fastening system fitted to a steel or concrete sleeper, bearer or element of ballastless track.
It is also applicable to embedded rail.
This test procedure applies to a complete fastening assembly. It is relevant to signalling currents, not to traction currents.
A reference procedure and an alternative procedure are included.

Life cycle

NOW

PUBLISHED
ISO 22074-5:2021
90.93 Standard confirmed
Sep 3, 2026




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