ISO 21130:2019

INTERNATIONAL ISO
STANDARD 21130
First edition
2019-04
Ships and marine technology — Major
components of emergency towing
arrangements
Navires et technologie maritime — Principaux éléments des
dispositifs de remorquage d'urgence
Reference number
ISO 21130:2019(E)
©
ISO 2019

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ISO 21130:2019(E)

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ii © ISO 2019 – All rights reserved

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ISO 21130:2019(E)

Contents Page
Foreword .iv
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Technical requirements . 2
4.1 Major components of ETA . 2
4.2 Design arrangement of ETA . 2
4.3 Design and manufacturing requirements for major components . 3
4.3.1 Minimum strength requirement for ETA components . 3
4.3.2 Strength requirement for other parts . 3
4.3.3 Bow ETA . 3
4.3.4 Stern ETA . 5
5 Test method . 7
5.1 Bow ETA . 7
5.1.1 Prototype strength test for the bow ETA . 7
5.1.2 Fairlead . 7
5.1.3 Chain stopper . 7
5.1.4 Chafing chain . 8
5.1.5 Pedestal roller . 8
5.2 Stern ETA . .
...