ISO 4862

Ships and marine technology — Winches for trailing suction hopper dredger

This document specifies the requirements for the design, operation, performance and acceptance test of the hydraulic or electric winches for trailing suction hopper dredgers. This document specifies the winches required to operate the suction pipe during dredging of the trailing suction hopper dredger winch, mainly including the draghead winch, gimbal winch and trunnion winch.

Navires et technologie maritime — Treuils pour dragues porteuses suceuses traînantes

General Information

• Status: Not Published
• ICS: 47.020.50 - Deck equipment and installations
• Technical Committee: ISO/TC 8/SC 4 - Outfitting and deck machinery
• Drafting Committee: ISO/TC 8/SC 4/WG 2 - Deck machinery
• Current Stage: 6000 - International Standard under publication
• Completion Date: 19-Apr-2023

Standards Content (Sample)

FINAL
INTERNATIONAL ISO/FDIS
DRAFT
STANDARD 4862
ISO/TC 8/SC 4
Ships and marine technology —
Secretariat: SAC
Winches for trailing suction hopper
Voting begins on:
2023-02-21 dredger
Voting terminates on:
2023-04-18
RECIPIENTS OF THIS DRAFT ARE INVITED TO
SUBMIT, WITH THEIR COMMENTS, NOTIFICATION
OF ANY RELEVANT PATENT RIGHTS OF WHICH
THEY ARE AWARE AND TO PROVIDE SUPPOR TING
DOCUMENTATION.
IN ADDITION TO THEIR EVALUATION AS
Reference number
BEING ACCEPTABLE FOR INDUSTRIAL, TECHNO-
ISO/FDIS 4862:2023(E)
LOGICAL, COMMERCIAL AND USER PURPOSES,
DRAFT INTERNATIONAL STANDARDS MAY ON
OCCASION HAVE TO BE CONSIDERED IN THE
LIGHT OF THEIR POTENTIAL TO BECOME STAN-
DARDS TO WHICH REFERENCE MAY BE MADE IN
NATIONAL REGULATIONS. © ISO 2023
---------------------- Page: 1 ----------------------
ISO/FDIS 4862:2023(E)
FINAL
INTERNATIONAL ISO/FDIS
DRAFT
STANDARD 4862
ISO/TC 8/SC 4
Ships and marine technology —
Secretariat: SAC
Winches for trailing suction hopper
Voting begins on:
dredger
Voting terminates on:
COPYRIGHT PROTECTED DOCUMENT
© ISO 2023

All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may

be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on

the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below

or ISO’s member body in the country of the requester.
RECIPIENTS OF THIS DRAFT ARE INVITED TO
ISO copyright office
SUBMIT, WITH THEIR COMMENTS, NOTIFICATION
OF ANY RELEVANT PATENT RIGHTS OF WHICH
CP 401 • Ch. de Blandonnet 8
THEY ARE AWARE AND TO PROVIDE SUPPOR TING
CH-1214 Vernier, Geneva
DOCUMENTATION.
Phone: [phone]
IN ADDITION TO THEIR EVALUATION AS
Reference number
Email: [e-mail]
BEING ACCEPTABLE FOR INDUSTRIAL, TECHNO­
ISO/FDIS 4862:2023(E)
Website: www.iso.org
LOGICAL, COMMERCIAL AND USER PURPOSES,
DRAFT INTERNATIONAL STANDARDS MAY ON
Published in Switzerland
OCCASION HAVE TO BE CONSIDERED IN THE
LIGHT OF THEIR POTENTIAL TO BECOME STAN­
DARDS TO WHICH REFERENCE MAY BE MADE IN
© ISO 2023 – All rights reserved
NATIONAL REGULATIONS. © ISO 2023
---------------------- Page: 2 ----------------------
ISO/FDIS 4862:2023(E)
Contents Page

Foreword ........................................................................................................................................................................................................................................iv

1 Scope ................................................................................................................................................................................................................................. 1

2 Normative references ..................................................................................................................................................................................... 1

3 Terms and definitions .................................................................................................................................................................................... 1

4 Types ................................................................................................................................................................................................................................. 2

5 Design and operation ...................................................................................................................................................................................... 2

5.1 General requirements ...................................................................................................................................................................... 2

5.2 Material stress ........................................................................................................................................................................................ 3

5.3 Strength requirements .................................................................................................................................................................... 3

5.3.1 Rated load ................................................................................................................................................................................. 3

5.3.2 Maximum load ...................................................................................................................................................................... 3

5.4 Operating device ................................................................................................................................................................................... 3

5.5 Brake device.............................................................................................................................................................................................. 3

5.6 Drum design ............................................................................................................................................................................................. 3

5.6.1 Design reference steel wire rope ......................................................................................................................... 3

5.6.2 Drum diameter ................................... .................................................................................................................................. 3

5.6.3 Drum capacity ...................................................................................................................................................................... 4

5.6.4 Drum length............................................................................................................................................................................ 4

5.6.5 Drum flange height........................................................................................................................................................... 4

5.7 Drive device ............................................................................................................................................................................................... 4

5.8 Auxiliary device ..................................................................................................................................................................................... 4

6 Performance ............................................................................................................................................................................................................. 4

7 Acceptance test ......................................................................................................................................................................................................4

7.1 General ........................................................................................................................................................................................................... 4

7.2 No­load test................................................................................................................................................................................................ 5

7.3 Rated load test ........................................................................................................................................................................................ 5

7.4 Maximum load test ............................................................................................................................................................................. 5

7.5 Check items during testing .......................................................................................................................................................... 5

8 Designation ................................................................................................................................................................................................................ 5

8.1 Model designation ............................................................................................................................................................................... 5

8.2 Examples ...................................................................................................................................................................................................... 6

9 Marking ........................................................................................................................................... ............................................................................... 6

iii
© ISO 2023 – All rights reserved
---------------------- Page: 3 ----------------------
ISO/FDIS 4862:2023(E)
Foreword

ISO (the International Organization for Standardization) is a worldwide federation of national standards

bodies (ISO member bodies). The work of preparing International Standards is normally carried out

through ISO technical committees. Each member body interested in a subject for which a technical

committee has been established has the right to be represented on that committee. International

organizations, governmental and non­governmental, in liaison with ISO, also take part in the work.

ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of

electrotechnical standardization.

The procedures used to develop this document and those intended for its further maintenance are

described in the ISO/IEC Directives, Part 1. In particular, the different approval criteria needed for the

different types of ISO documents should be noted. This document was drafted in accordance with the

editorial rules of the ISO/IEC Directives, Part 2 (see www.iso.org/directives).

Attention is drawn to the possibility that some of the elements of this document may be the subject of

patent rights. ISO shall not be held responsible for identifying any or all such patent rights. Details of

any patent rights identified during the development of the document will be in the Introduction and/or

on the ISO list of patent declarations received (see www.iso.org/patents).

Any trade name used in this document is information given for the convenience of users and does not

constitute an endorsement.
For an explanation of the voluntary natur
...

ISO/FDIS 4862:2023(E)
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2023-01-1002-07
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ISO TC 8/SC 4/WG 2 18 pt
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Secretariat: SAC
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Ships and marine technology — Winches for trailing suction hopper dredger
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ISO /FDIS 4862:20222023(E)
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© ISO 2023
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All rights reserved. Unless otherwise specified, or required in the context of its implementation,

no part of this publication may be reproduced or utilized otherwise in any form or by any means,

electronic or mechanical, including photocopying, or posting on the internet or an intranet,

without prior written permission. Permission can be requested from either ISO at the address

below or ISO's member body in the country of the requester.
ISO Copyright Office
CP 401 • CH-1214 Vernier, Geneva
Phone: + 41 22 749 01 11
Email: [e-mail]
Website: www.iso.org
Published in Switzerland.
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2 © ISO 2022 – All rights reserved
ii © ISO 2023 – All rights reserved
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ISO /FDIS 4862:20222023(E)
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Formatted: Normal, Space After: 36 pt
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Formatted: Font: 12 pt
Contents

Foreword ......................................................................................................................................................................... iv

1 Scope .................................................................................................................................................................... 1

2 Normative references .................................................................................................................................... 1

3 Terms and definitions .................................................................................................................................... 1

4 Types .................................................................................................................................................................... 2

5 Design and operation ..................................................................................................................................... 3

5.1 General requirements ................................................................................................................................... 3

5.2 Material stress .................................................................................................................................................. 3

5.3 Strength requirements .................................................................................................................................. 3

5.3.1 Rated load .......................................................................................................................................................... 3

5.3.2 Maximum load .................................................................................................................................................. 4

5.4 Operating device .............................................................................................................................................. 4

5.5 Brake device ...................................................................................................................................................... 4

5.6 Drum design ...................................................................................................................................................... 4

5.6.1 Design reference steel wire rope ............................................................................................................... 4

5.6.2 Drum diameter ................................................................................................................................................. 4

5.6.3 Drum capacity ................................................................................................................................................... 4

5.6.4 Drum length ....................................................................................................................................................... 4

5.6.5 Drum flange height ......................................................................................................................................... 5

5.7 Drive device ....................................................................................................................................................... 5

5.8 Auxiliary device ............................................................................................................................................... 5

6 Performance ...................................................................................................................................................... 5

7 Acceptance test ................................................................................................................................................. 6

7.1 General ................................................................................................................................................................ 6

7.2 No-load test ........................................................................................................................................................ 6

7.3 Rated load test .................................................................................................................................................. 6

7.4 Maximum load test .......................................................................................................................................... 6

7.5 Check items during testing .......................................................................................................................... 6

8 Designation ........................................................................................................................................................ 6

8.1 Model designation ........................................................................................................................................... 6

8.2 Examples ............................................................................................................................................................. 7

9 Marking ............................................................................................................................................................... 7

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© ISO #### – All rights reserved 3
© ISO 2023 – All rights reserved iii
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ISO /FDIS 4862:20222023(E)
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Formatted: Font: 11.5 pt
Formatted: Normal, Space After: 36 pt
Formatted: Font: 11.5 pt
Formatted: Font: 12 pt
Foreword

ISO (the International Organization for Standardization) is a worldwide federation of national

standards bodies (ISO member bodies). The work of preparing International Standards is normally

carried out through ISO technical committees. Each member body interested in a subject for which a

technical committee has been established has the right to be represented on that committee.

International organizations, governmental and non-governmental, in liaison with ISO, also take part in

the work. ISO collaborates closely with the International Electrotechnical Commission (IEC) on all

matters of electrotechnical standardization.

The procedures used to develop this document and those intended for its further maintenance are

described in the ISO/IEC Directives, Part 1. In particular, the different approval criteria needed for the

different types of ISO documents should be noted. This document was drafted in accordance with the

editorial rules of the ISO/IEC Directives, Part 2 (see www.iso.org/directiveswww.iso.org/directives).

Attention is drawn to the possibility that some of the elements of this document may be the subject of

patent rights. ISO shall not be held responsible for identifying any or all such patent rights. Details of

any patent rights identified during the development of the document will be in the Introduction and/or

on the ISO list of patent declarations received (see www.iso.org/patentswww.iso.org/patents).

Any trade name used in this document is information given for the convenience of users and does not

constitute an endorsement.

For an explanation of the voluntary nature of standards, the meaning of ISO specific terms and

expressions related to conformity assessment, as well as information about ISO's adherence to the

World Trade Organization (WTO) principles in the Technical Barriers to Trade (TBT), see

www.iso.org/iso/foreword.htmlwww.iso.org/iso/foreword.html.

This document was prepared by Technical Committee 8, Ships and marine technology, Subcommittee 4,

Outfitting and deck machinery.

Any feedback or questions on this document should be directed to the user’s national standards body. A

complete listing of these bodies can be found at
www.iso.org/members.html.www.iso.org/members.html.
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4 © ISO 2022 – All rights reserved
iv © ISO 2023 – All rights reserved
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FINAL DRAFT INTERNATIONAL STANDARD ISO/FDIS 4862:2023(E)
Formatted: Section start: New page, Different first page
header
Ships and marine technology — Winches for trailing suction
hopper dredger
1 Scope

This document specifies the requirements for the design, operation, performance and acceptance test of

the hydraulic or electric winches for trailing suction hopper dredgers.

This document specifies the winches required to operate the suction pipe during dredging of the

trailing suction hopper dredger winch, mainly including the draghead winch, gimbal winch and

trunnion winch.
2 Normative references

The following documents are referred to in the text in such a way that some or all of their content Formatted: Adjust space between Latin and Asian text,

Adjust space between Asian text and numbers

constitutes requirements of this document. For dated references, only the edition cited applies. For

undated references, the latest edition of the referenced document (including any amendments) applies.

ISO 2408:2017, Steel wire ropes — Requirements Formatted: Default Paragraph Font
Formatted: std_year

ISO 3828, Shipbuilding and marine structures — Deck machinery — Vocabulary and symbols

Formatted: Tab stops: 19.85 pt, Left + 39.7 pt, Left +
59.55 pt, Left + 79.4 pt, Left + 99.25 pt, Left + 119.05 pt,

ISO 4413, Hydraulic fluid power — General rules and safety requirements for systems and their

Left + 138.9 pt, Left + 158.75 pt, Left + 178.6 pt, Left +
components
198.45 pt, Left
ISO 7825, Shipbuilding — Deck machinery — General requirements
ISO 8384, Ships and marine technology — Dredgers — Vocabulary
ISO 8385, Ships and marine technology — Dredgers — Classification
IEC 60092 (all parts), Electrical installations in ships
IEC 60529, Degree of protection provided by enclosures (IP Code)
3 Terms and definitions

For the purpose of this document, the terms and definitions given in ISO 3828, ISO 8384, ISO 8385 and

the following apply.

ISO and IEC maintain terminology databases for use in standardization at the following addresses:

— ISO Online browsing platform: available at https://www.iso.org/obphttps://www.iso.org/obp

— IEC Electropedia: available at https://www.electropedia.org/https://www.electropedia.org/

© ISO 2023 – All rights reserved 1
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ISO/FDIS 4862:2023(E)
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Exactly 12 pt
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3.1
draghead winch

hauling or lifting device installed near the fore of the suction pipe (draghead), used for hoisting and

lowering the fore of the suction pipe
3.2
gimbal winch

hauling or lifting device installed near the middle of the suction pipe (gimbal joint), used for hoisting

and lowering the middle of the suction pipe
...