ISO 4862:2023

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: Published
• Publication Date: 11-Jun-2023
• 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: 6060 - International Standard published
• Start Date: 12-Jun-2023
• Due Date: 16-Jun-2023
• Completion Date: 12-Jun-2023

Standards Content (Sample)

INTERNATIONAL ISO
STANDARD 4862
First edition
2023-06
Ships and marine technology —
Winches for trailing suction hopper
dredger
Navires et technologie maritime — Treuils pour dragues porteuses
suceuses traînantes
Reference number
ISO 4862:2023(E)
© ISO 2023

---------------------- Page: 1 ----------------------
ISO 4862:2023(E)
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.
ISO copyright office
CP 401 • Ch. de Blandonnet 8
CH-1214 Vernier, Geneva
Phone: [phone]
Email: [e-mail]
Website: www.iso.org
Published in Switzerland
ii
  © ISO 2023 – All rights reserved

---------------------- Page: 2 ----------------------
ISO 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 . 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 . 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 . . 4
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 .5
7.1 General . 5
7.2 No-load 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 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 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 document 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).
ISO draws attention to the possibility that the implementation of this document may involve the use
of (a) patent(s). ISO takes no position concerning the evidence, validity or applicability of any claimed
patent rights in respect thereof. As of the date of publication of this document, ISO had not received
notice of (a) patent(s) which may be required to implement this document. However, implementers are
cautioned that this may not represent the latest information, which may be obtained from the patent
database available at www.iso.org/patents. ISO shall not be held responsible for identifying any or all
such patent rights.
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.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 fo
...

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
ii
  © 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
Formatted: Normal, Space After: 36 pt
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.

Formatted: Font: 11 pt
Formatted: Line spacing: single
2 © ISO 2022 – All rights reserved
ii © ISO 2023 – All rights reserved

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ISO /FDIS 4862:20222023(E)
Formatted: Font: 11.5 pt
Formatted: Font: 11.5 pt
Formatted: Normal, Space After: 36 pt
Formatted: Font: 11.5 pt
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

Formatted: Font: 11 pt
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© ISO #### – All rights reserved 3
© ISO 2023 – All rights reserved iii

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ISO /FDIS 4862:20222023(E)
Formatted: Font: 11.5 pt
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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text, Don't adjust space between Asian text and numbers
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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
3
...