Building construction machinery and equipment — Self-loading mobile concrete mixers — Safety requirements and verification

This document specifies general safety requirements for self-loading mobile concrete mixers (here-after referred to as “machines”) as defined in ISO 18650-1:2021, with rigid or articulated wheeled chassis. This document applies to machines which are designed for front or rear loading and are provided with a swinging frame where the rotating drum and the self-loading equipment (lift arms and bucket) are mounted on. Machines are also fitted with accessories such as water dosing means and a weighing system. This document deals with all significant hazards, hazardous situations and events relevant to the machine when used as intended or under conditions of misuse reasonably foreseeable by the manufacturer. This document is not applicable to the following: a) machines designed primarily for earth moving, such as loaders or dumpers (see applicable parts of the ISO 20474 series); b) truck mixers. This document does not address hazards that can occur: — during manufacture; — when using machines on public roads, where specific local road regulations can apply; — when operating in potentially explosive atmospheres. This document is not applicable to machines manufactured before the date of its publication.

Machines et matériels pour la construction des bâtiments — Malaxeurs à béton mobiles avec autochargeur — Exigences de sécurité et vérification

General Information

Status
Published
Publication Date
21-Feb-2023
Current Stage
6060 - International Standard published
Start Date
22-Feb-2023
Due Date
28-May-2024
Completion Date
22-Feb-2023
Ref Project

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INTERNATIONAL ISO
STANDARD 6085
First edition
2023-02
Building construction machinery
and equipment — Self-loading
mobile concrete mixers — Safety
requirements and verification
Machines et matériels pour la construction des bâtiments —
Malaxeurs à béton mobiles avec autochargeur — Exigences de
sécurité et vérification
Reference number
ISO 6085:2023(E)
© ISO 2023

---------------------- Page: 1 ----------------------
ISO 6085:2023(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: +41 22 749 01 11
Email: copyright@iso.org
Website: www.iso.org
Published in Switzerland
ii
  © ISO 2023 – All rights reserved

---------------------- Page: 2 ----------------------
ISO 6085:2023(E)
Contents Page
Foreword .v
Introduction . vi
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 4
4 Safety requirements, protective measures and risk reduction .4
4.1 General . 4
4.2 Access systems . 4
4.2.1 General requirements . 4
4.2.2 Access to articulated machines . 5
4.3 Operator’s station . 5
4.3.1 General requirements . 5
4.3.2 Operator’s station equipped with a cab . 6
4.3.3 Operator-protective structures . 7
4.4 Operator’s seat . 8
4.4.1 General requirements . 8
4.4.2 Dimensions . 8
4.4.3 Adjustment . 8
4.4.4 Vibration . 8
4.4.5 Restraint system . 8
4.5 Operator’s controls and indicators . 8
4.5.1 General . 8
4.5.2 Starting and stopping system . 9
4.5.3 Inadvertent activation . 9
4.5.4 Pedals . 9
4.5.5 Emergency loading equipment lowering . 9
4.5.6 Uncontrolled motion . 9
4.5.7 Multiple operating positions . 9
4.5.8 Visual displays, control panels, indicators and symbols . 10
4.6 Steering systems . 10
4.6.1 General . 10
4.6.2 Wheeled machines . 10
4.7 Brake systems . 10
4.8 Visibility . 10
4.8.1 Operator’s field of view . 10
4.8.2 Lighting, signalling and marking lights, and reflex-reflector devices . 11
4.9 Warning devices and safety signs . 11
4.10 Tyres and rims . 11
4.11 Stability . 11
4.12 Noise . 12
4.12.1 Requirements for noise reduction .12
4.12.2 Noise emission measurement .12
4.13 Protective measures and devices .12
4.13.1 Hot parts .12
4.13.2 Moving parts . 12
4.13.3 Guards . 13
4.13.4 Articulated frame lock . 13
4.13.5 Sharp edges and acute angles . 13
4.13.6 Fenders .13
4.14 Retrieval, transportation, lifting and towing . 13
4.14.1 Common use . 13
4.14.2 Retrieval . 13
4.14.3 Tying-down .13
iii
© ISO 2023 – All rights reserved

---------------------- Page: 3 ----------------------
ISO 6085:2023(E)
4.14.4 Lifting .13
4.14.5 Off-road towing .13
4.14.6 Transportation . 14
4.15 Electrical and electronic systems . 14
4.15.1 General . 14
4.15.2 Degree of protection . 14
4.15.3 Electrical connections . 14
4.15.4 Over-current protective devices . 14
4.15.5 Batteries . 15
4.15.6 Battery disconnection .15
4.15.7 Electrical connectors for auxiliary starting aids . 15
4.15.8 Electric sockets for lighting . 15
4.16 Pressurized systems .15
4.16.1 General requirements .15
4.16.2 Hydraulic lines . 15
4.16.3 Hydraulic hose assemblies. 16
4.16.4 Air pressure vessels. 16
4.17 Fuel tanks and hydraulic oil tanks . 16
4.17.1 General requirements . 16
4.17.2 Filler openings . 16
4.17.3 Fuel tanks . 16
4.18 Fire protection . 16
4.18.1 Fire resistance . 16
4.18.2 Fire extinguisher . 16
4.19 Rotating drum and related equipment . 17
4.19.1 General . 17
4.19.2 Rollers . 17
4.19.3 Loading equipment . 17
4.19.4 Discharging chute . 17
4.19.5 Cleaning system . 18
4.20 Maintenance . 18
4.20.1 General . 18
4.20.2 Routine maintenance . 18
4.20.3 Support devices . 18
4.20.4 Access to the engine compartment . 19
4.21 Underground operation in non-explosive atmospheres . 19
4.21.1 General . 19
4.21.2 Lighting, signalling and marking lights, and reflex-reflector devices . 19
4.21.3 Engine exhaust emission and fuel . 19
5 Verification of safety requirements .19
6 Information for use .20
6.1 General . 20
6.2 Safety labels . 20
6.3 Operator’s manual . 20
6.4 Machine marking .20
Bibliography .22
iv
  © ISO 2023 – All rights reserved

---------------------- Page: 4 ----------------------
ISO 6085:2023(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 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 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 ISO/TC 195, Building construction machinery and
equipment, Subcommittee SC 1, Machinery and equipment for concrete work.
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.
v
© ISO 2023 – All rights reserved

---------------------- Page: 5 ----------------------
ISO 6085:2023(E)
Introduction
This document is a type-C standard as stated in ISO 12100.
This document is of relevance, in particular, for the following stakeholder groups representing the
market players with regard to machinery safety:
— machine manufacturers (small, medium and large enterprises);
— health and safety bodies (regulators, accident prevention organizations, market surveillance, etc.).
Others can be affected by the level of machinery safety achieved with the means of the document by the
above-mentioned stakeholder groups:
— machine users/employers (small, medium and large enterprises);
— machine users/employees (e.g. trade unions, organizations for people with special needs);
— service providers, e.g. for maintenance (small, medium and large enterprises);
— consumers (in the case of machinery intended for use by consumers).
The above-mentioned stakeholder groups have been given the possibility to participate at the drafting
process of this document.
The machinery concerned and the extent to which hazards, hazardous situations or hazardous events
are covered are indicated in the Scope of this document.
When requirements of this type-C standard are different from those which are stated in type-A or -B
standards, the requirements of this type-C standard take precedence over the requirements of the
other standards for machines that have been designed and built according to the requirements of this
type-C standard.
vi
  © ISO 2023 – All rights reserved

---------------------- Page: 6 ----------------------
INTERNATIONAL STANDARD ISO 6085:2023(E)
Building construction machinery and equipment — Self-
loading mobile concrete mixers — Safety requirements
and verification
1 Scope
This document specifies general safety requirements for self-loading mobile concrete mixers (here-
after referred to as “machines”) as defined in ISO 18650-1:2021, with rigid or articulated wheeled
chassis.
This document applies to machines which are designed for front or rear loading and are provided with
a swinging frame where the rotating drum and the self-loading equipment (lift arms and bucket) are
mounted on. Machines are also fitted with accessories such as water dosing means and a weighing
system.
This document deals with all significant hazards, hazardous situations and events relevant to
the machine when used as intended or under conditions of misuse reasonably foreseeable by the
manufacturer.
This document is not applicable to the following:
a) machines designed primarily for earth moving, such as loaders or dumpers (see applicable parts of
the ISO 20474 series);
b) truck mixers.
This document does not address hazards that can occur:
— during manufacture;
— when using machines on public roads, where specific local road regulations can apply;
— when operating in potentially explosive atmospheres.
This document is not applicable to machines manufactured before the date of its publication.
2 Normative references
The following documents are referred to in the text in such a way that some or all of their content
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 2860:1992, Earth-moving machinery — Minimum access dimensions
ISO 2867:2011, Earth-moving machinery — Access systems
ISO 3164:2013, Earth-moving machinery — Laboratory evaluations of protective structures —
Specifications for deflection-limiting volume
ISO 3411:2007, Earth-moving machinery — Physical dimensions of operators and minimum operator space
envelope
ISO 3449:2005, Earth-moving machinery — Falling-object protective structures — Laboratory tests and
performance requirements
1
© ISO 2023 – All rights reserved

---------------------- Page: 7 ----------------------
ISO 6085:2023(E)
ISO 3450:2011, Earth-moving machinery — Wheeled or high-speed rubber-tracked machines —
Performance requirements and test procedures for brake systems
ISO 3457:2003, Earth-moving machinery — Guards — Definitions and requirements
ISO 3471:2008, Earth-moving machinery — Roll-over protective structures — Laboratory tests and
performance requirements
ISO 3776-1:2006, Tractors and machinery for agriculture — Seat belts — Part 1: Anchorage location
requirements
ISO 3776-2:2013, Tractors and machinery for agriculture — Seat belts — Part 2: Anchorage strength
requirements
ISO 3776-3:2009, Tractors and machinery for agriculture — Seat belts — Part 3: Requirements for
assemblies
ISO 3795:1989, Road vehicles, and tractors and machinery for agriculture and forestry — Determination of
burning behaviour of interior materials
ISO 4413:2010, Hydraulic fluid power — General rules and safety requirements for systems and their
components
ISO 4414:2010, Pneumatic fluid power — General rules and safety requirements for systems and their
components
ISO 4871:1996, Acoustics — Declaration and verification of noise emission values of machinery and
equipment
ISO 5006:2017, Earth-moving machinery — Operator's field of view — Test method and performance
criteria
ISO 5010:2019, Earth-moving machinery — Wheeled machines — Steering requirements
ISO 6011:2003, Earth-moving machinery — Visual display of machine operation
ISO 6395:2008, Earth-moving machinery — Determination of sound power level — Dynamic test conditions
ISO 6396:2008, Earth-moving machinery — Determination of emission sound pressure level at operator's
position — Dynamic test conditions
ISO 6682:1986, Earth-moving machinery — Zones of comfort and reach for controls
ISO 6682:1986/Amd 1:1989, Earth-moving machinery — Zones of comfort and reach for controls —
Amendment 1
ISO 6683:2005, Earth-moving machinery — Seat belts and seat belt anchorages — Performance
requirements and tests
ISO 6750-1:2019, Earth-moving machinery — Operator's manual — Part 1: Contents and format
ISO 7000:2019, Graphical symbols for use on equipment — Registered symbols
ISO 7096:2020, Earth-moving machinery — Laboratory evaluation of operator seat vibration
ISO 9244:2008, Earth-moving machinery — Machine safety labels — General principles
ISO 9244:2008/Amd 1:2016, Earth-moving machinery — Machine safety labels — General principles —
Amendment 1
ISO 9533:2010, Earth-moving machinery — Machine-mounted audible travel alarms and forward horns —
Test methods and performance criteria
2
  © ISO 2023 – All rights reserved

---------------------- Page: 8 ----------------------
ISO 6085:2023(E)
ISO 10263-3:2009, Earth-moving machinery — Operator enclosure environment — Part 3: Pressurization
test method
ISO 10263-4:2009, Earth-moving machinery — Operator enclosure environment — Part 4: Heating,
ventilating and air conditioning (HVAC) test method and performance
ISO 10264:1990, Earth-moving machinery — Key-locked starting systems
ISO 10532:1995, Earth-moving machinery — Machine-mounted retrieval device — Performance
requirements
ISO 10532:1995/Amd 1:2004, Earth-moving machinery — Machine-mounted retrieval device —
Performance requirements — Amendment 1
ISO 10533:1993, Earth-moving machinery — Lift-arm support devices
ISO 10533:1993/Amd 1:2005, Earth-moving machinery — Lift-arm support devices — Amendment 1
ISO 10570:2004, Earth-moving machinery — Articulated frame lock — Performance requirements
ISO 10968:2020, Earth-moving machinery — Operator's controls
ISO 11112:1995, Earth-moving machinery — Operator’s seat — Dimensions and requirements
ISO 11112:1995/Amd 1:2001, Earth-moving machinery — Operator’s seat — Dimensions and requirements
— Amendment 1
ISO 11862:1993, Earth-moving machinery — Auxiliary starting aid electrical connector
ISO 12100:2010, Safety of machinery — General principles for design — Risk assessment and risk reduction
ISO 12508:1994
...

2022-07-2711-04
ISO/FDIS 6085:2022(E)
ISO TC 195/SC 1/WG 9
Secretariat: JISC
Building construction machinery and equipment — Self-loading mobile concrete mixers
— Safety requirements and verification

---------------------- Page: 1 ----------------------
ISO/FDIS 6085:2022(E)
© ISO 2022
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: +41 22 749 01 11
Email: copyright@iso.org
Website: www.iso.org
Published in Switzerland
© ISO 2022 – All rights reserved
ii © ISO 2022 – All rights reserved

---------------------- Page: 2 ----------------------
ISO/FDIS 6085:2022(E)
Contents
Foreword . v
Introduction . vi
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 3
4 Safety requirements and/or protective/risk reduction measures . 4
4.1 General . 4
4.2 Access systems . 4
4.2.1 General requirements . 4
4.2.2 Access to articulated machines . 4
4.3 Operator’s station . 5
4.3.1 General requirements . 5
4.3.2 Operator’s station equipped with a cab . 5
4.3.3 Operator-protective structures . 6
4.4 Operator’s seat . 7
4.4.1 General requirements . 7
4.4.2 Dimensions . 7
4.4.3 Adjustment . 7
4.4.4 Vibration . 7
4.4.5 Restraint system . 7
4.5 Operator’s controls and indicators . 7
4.5.1 General . 7
4.5.2 Starting and stopping system . 8
4.5.3 Inadvertent activation . 8
4.5.4 Pedals . 8
4.5.5 Emergency loading equipment lowering . 8
4.5.6 Uncontrolled motion . 8
4.5.7 Multiple operating positions . 8
4.5.8 Visual displays/control panels, indicators and symbols. 8
4.6 Steering systems . 9
4.6.1 General . 9
4.6.2 Wheeled machines . 9
4.7 Brake systems . 9
4.8 Visibility . 9
4.8.1 Operator’s field of view . 9
4.8.2 Lighting, signalling and marking lights, and reflex-reflector devices . 10
© ISO 2022 – All rights reserved © ISO 2022 – All rights iii
reserved

---------------------- Page: 3 ----------------------
ISO/FDIS 6085:2022(E)
4.9 Warning devices and safety signs . 10
4.10 Tyres and rims . 10
4.11 Stability . 10
4.12 Noise . 11
4.12.1 Requirements for noise reduction . 11
4.12.2 Noise emission measurement . 11
4.13 Protective measures and devices . 11
4.13.1 Hot parts . 11
4.13.2 Moving parts . 11
4.13.3 Guards . 11
4.13.4 Articulated frame lock . 12
4.13.5 Sharp edges and acute angles . 12
4.13.6 Fenders . 12
4.14 Retrieval, transportation, lifting and towing . 12
4.14.1 Common use . 12
4.14.2 Retrieval . 12
4.14.3 Tying-down . 12
4.14.4 Lifting . 12
4.14.5 Off-road towing . 12
4.14.6 Transportation . 12
4.15 Electrical and electronic systems . 12
4.15.1 General . 12
4.15.2 Degree of protection . 13
4.15.3 Electrical connections . 13
4.15.4 Over-current protective devices . 13
4.15.5 Batteries . 13
4.15.6 Battery disconnection . 13
4.15.7 Electrical connectors for auxiliary starting aids . 14
4.15.8 Electric sockets for lighting . 14
4.16 Pressurized systems . 14
4.16.1 General requirements . 14
4.16.2 Hydraulic lines . 14
4.16.3 Hydraulic hose assemblies . 14
4.16.4 Air pressure vessels . 14
4.17 Fuel tanks and hydraulic oil tanks . 14
4.17.1 General requirements . 14
4.17.2 Filler openings . 14
4.17.3 Fuel tanks . 14
4.18 Fire protection . 15
4.18.1 Fire resistance . 15
4.18.2 Fire extinguisher . 15
4.19 Rotating drum and related equipment . 15
4.19.1 General . 15
4.19.2 Rollers . 15
4.19.3 Loading equipment . 15
4.19.4 Discharging chute . 15
4.19.5 Cleaning system . 16
4.20 Maintenance . 16
4.20.1 General . 16
4.20.2 Routine maintenance . 16
© ISO 2022 – All rights reserved
iv © ISO 2022 – All rights reserved

---------------------- Page: 4 ----------------------
ISO/FDIS 6085:2022(E)
4.20.3 Support devices . 16
4.20.4 Access to the engine compartment . 16
4.21 Underground operation in non-explosive atmosphere . 17
4.21.1 General . 17
4.21.2 Lighting, signalling and marking lights and reflex-reflector devices . 17
4.21.3 Engine exhaust emission and fuel . 17
5 Verification of safety requirements . 17
6 Information for use . 17
6.1 General . 17
6.2 Safety labels . 17
6.3 Operator’s manual . 18
6.4 Machine marking . 18
Bibliography . 19
© ISO 2022 – All rights reserved © ISO 2022 – All rights v
reserved

---------------------- Page: 5 ----------------------
ISO/FDIS 6085:2022(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 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 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 ISO/TC 195, Building construction machinery and
equipment, Subcommittee SC 1, Machinery and equipment for concrete work.
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.
© ISO 2022 – All rights reserved
vi © ISO 2022 – All rights reserved

---------------------- Page: 6 ----------------------
ISO/FDIS 6085:2022(E)
Introduction
This document is a type-C standard, according to as stated in ISO 12100.
This document is of relevance, in particular, for the following stakeholder groups representing the
market players with regard to machinery safety:
— machine manufacturers (small, medium and large enterprises);
— health and safety bodies (regulators, accident prevention organizations, market surveillance, etc.).
Others stakeholder groups can be affected by the level of machinery safety achieved, with the means of
the document, by thosethe above-mentioned stakeholder groups:
— machine users/employers (small, medium and large enterprises);
— machine users/employees (for example,e.g. trade unions, organizations for people with special
needs);
— service providers, for example,e.g. for maintenance (small, medium and large enterprises);
— consumers (in the case of machinery intended for use by consumers).
The above-mentioned stakeholder groups have been given the possibility to participate inat the drafting
process of this document.
The machinery concerned and the extent to which hazards, hazardous situations or hazardous events
are covered are indicated in the Scope of this document.
When requirements of this type-C standard are different from those which are stated in type-A or -B
standards, the requirements of this type-C standard take precedence over the requirements of the other
standards for machines that have been designed and built according to the requirements of this type-C
standard.
© ISO 2022 – All rights reserved © ISO 2022 – All rights vii
reserved

---------------------- Page: 7 ----------------------
FINAL DRAFT INTERNATIONAL STANDARD ISO/FDIS 6085:2022(E)

Building construction machinery and equipment — Self-loading
mobile concrete mixers — Safety requirements and verification
1 Scope
This document specifies general safety requirements for self-loading mobile concrete mixers (here-
after referred to as “machines”) as defined in ISO 18650-1:2021, with rigid or articulated wheeled
chassis.
This document applies to machines which are designed for front or rear loading and are provided with
a swinging frame where the rotating drum and the self-loading equipment (lift arms and bucket) are
mounted on. Machines are also fitted with accessories such as water dosing means and a weighing
system.
This document deals with all significant hazards, hazardous situations and events relevant to the
machine when used as intended or under conditions of misuse reasonably foreseeable by the
manufacturer.
This document is not applicable to the following:
a) machines designed primarily for earth moving, such as loaders or dumpers (see applicable parts of
the ISO 20474 series);
b) truck mixers.
This document does not address hazards that can occur:
— during manufacture;
— when using machines on public roads, where specific local road regulations can apply;
— when operating in potentially explosive atmospheres.
This document is not applicable to machines manufactured before the date of its publication.
2 Normative references
The following documents are referred to in the text in such a way that some or all of their content
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 12100:2010, Safety of machinery — General principles for design — Risk assessment and risk
reduction
ISO 2867:2011, Earth-moving machinery — Access systems
ISO 3411:2007, Earth-moving machinery — Physical dimensions of operators and minimum operator
space envelope
© ISO 2022 – All rights reserved 1

---------------------- Page: 8 ----------------------
ISO/FDIS 6085:2022(E)
ISO 6682:1986+A1, Earth-moving machinery — Zones of comfort and reach for controls
ISO 6682:1986/Amd 1:1989, Earth-moving machinery — Zones of comfort and reach for controls —
Amendment 1
ISO 12508:1994, Earth-moving machinery — Operator station and maintenance areas — Bluntness of
edges
ISO 3457:2003:2003, Earth-moving machinery — Guards — Definitions and requirements
ISO 10263--3:2009, Earth-moving machinery — Operator enclosure environment — Part 3:
Pressurization test method
ISO 10263-4:2009, Earth-moving machinery — Operator enclosure environment — Part 4: Heating,
ventilating and air conditioning (HVAC) test method and performance
ISO 3471:2008, Earth-moving machinery — Roll-over protective structures — Laboratory tests and
performance requirements
ISO 3164:2013, Earth-moving machinery — Laboratory evaluations of protective structures —
Specifications for deflection-limiting volume
ISO 3449:2005, Earth-moving machinery — Falling-object protective structures — Laboratory tests and
performance requirements
ISO 11112:1995+A1:2001, Earth-moving machinery — Operator'sOperator’s seat — Dimensions and
requirements
ISO 11112:1995/Amd 1:2001, Earth-moving machinery — Operator’s seat — Dimensions and
requirements — Amendment 1
ISO 7096:2020, Earth-moving machinery — Laboratory evaluation of operator seat vibration
ISO 6683:2005, Earth-moving machinery — Seat belts and seat belt anchorages — Performance
requirements and tests
ISO 3776--1:2006, Tractors and machinery for agriculture — Seat belts — Part 1: Anchorage location
requirements
ISO 3776--2:2013, Tractors and machinery for agriculture — Seat belts — Part 2: Anchorage strength
requirements
ISO 3776--3:2009, Tractors and machinery for agriculture — Seat belts — Part 3: Requirements for
assemblies
ISO 10968:2020, Earth-moving machinery — Operator's controls
ISO 10264:1990, Earth-moving machinery — Key-locked starting systems
ISO 13850:2015, Safety of machinery — Emergency stop function — Principles for design
ISO 15817:2012, Earth-moving machinery — Safety requirements for remote operator control systems
© ISO 2022 – All rights reserved
2 © ISO 2022 – All rights reserved

---------------------- Page: 9 ----------------------
ISO/FDIS 6085:2022(E)
ISO 6011:2003, Earth-moving machinery — Visual display of machine operation
IEC 60529:1989+A2:2013, Degrees of protection provided by enclosures (IP Code)
IEC 60529:1989/AMD2:2013, Amendment 2 - Degrees of protection provided by enclosures (IP Code)
ISO 7000:2019, Graphical symbols for use on equipment — Registered symbols
ISO 5010:2019, Earth-moving machinery — Wheeled machines — Steering requirements
ISO 3450:2011, Earth-moving machinery — Wheeled or high-speed rubber-tracked machines —
Performance requirements and test procedures for brake systems
ISO 5006:2017, Earth-moving machinery — Operator's field of view — Test method and performance
criteria
ISO 12509:2004, Earth-moving machinery — Lighting, signalling and marking lights, and reflex-reflector
devices
ISO 9533:2010, Earth-moving machinery — Machine-mounted audible travel alarms and forward horns
— Test methods and performance criteria
ISO 9244:2008+A1, Earth-moving machinery — Machine safety labels — General principles
ISO 9244:2008/Amd 1:2016, Earth-moving machinery — Machine safety labels — General principles —
Amendment 1
ISO 6395:2008, Earth-moving machinery — Determination of sound power level — Dynamic test
conditions
ISO 6396:2008, Earth-moving machinery — Determination of emission sound pressure level at operator's
position — Dynamic test conditions
ISO 3457:2003, Earth-moving machinery — Guards — Definitions and requirements
ISO 13857:2019, Safety of machinery — Safety distances to prevent hazard zones being reached by upper
and lower limbs
ISO 10570:2004, Earth-moving machinery — Articulated frame lock — Performance requirements
ISO 10532:1995+A1, Earth-moving machinery — Machine-mounted retrieval device — Performance
requirements
ISO 10532:1995/Amd 1:2004, Earth-moving machinery — Machine-mounted retrieval device —
Performance requirements — Amendment 1
ISO 15818:2017, Earth-moving machinery — Lifting and tying-down attachment points — Performance
requirements
ISO 13766-1:2018, Earth-moving and building construction machinery — Electromagnetic compatibility
(EMC) of machines with internal electrical power supply — Part 1: General EMC requirements under
typical electromagnetic environmental conditions
© ISO 2022 – All rights reserved © ISO 2022 – All rights 3
reserved

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ISO/FDIS 6085:2022(E)
ISO 13766-2:2018, Earth-moving and building construction machinery — Electromagnetic compatibility
(EMC) of machines with internal electrical power supply — Part 2: Additional EMC requirements for
functional safety
ISO 14990--1:2016, Earth-moving machinery — Electrical safety of machines utilizing electric drives and
related components and systems — Part 1: General requirements
ISO 14990--2:2016, Earth-moving machinery — Electrical safety of machines utilizing electric drives and
related components and systems — Part 2: Particular requirements for externally-powered machines
ISO 14990--3:2016, Earth-moving machinery — Electrical safety of machines utilizing electric drives and
related components and systems — Part 3: Particular requirements for self-powered machines
ISO 11862:1993, Earth-moving machinery — Auxiliary starting aid electrical connector
ISO 4413:2010, Hydraulic fluid power — General rules and safety requirements for systems and their
components
ISO 4414:2010, Pneumatic fluid power — General rules and safety requirements for systems and their
components
ISO 16528--1:2007, Boilers and pressure vessels — Part 1: Performance requirements
ISO 16528--2:2007, Boilers and pressure vessels — Part 2: Procedures for fulfilling the requirements of
ISO 16528-1
ISO 21507:2010, Earth-moving machinery — Performance requirements for non-metallic fuel tanks
ISO 3795:1989, Road vehicles, and tractors and machinery for agriculture and
...

FINAL
INTERNATIONAL ISO/FDIS
DRAFT
STANDARD 6085
ISO/TC 195/SC 1
Building construction machinery
Secretariat: JISC
and equipment — Self-loading
Voting begins on:
2022-11-21 mobile concrete mixers — Safety
requirements and verification
Voting terminates on:
2023-01-16
Machines et matériels pour la construction des bâtiments —
Malaxeurs à béton mobiles avec autochargeur — Exigences de
sécurité et vérification
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 6085:2022(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 2022

---------------------- Page: 1 ----------------------
ISO/FDIS 6085:2022(E)
FINAL
INTERNATIONAL ISO/FDIS
DRAFT
STANDARD 6085
ISO/TC 195/SC 1
Building construction machinery
Secretariat: JISC
and equipment — Self-loading
Voting begins on:
mobile concrete mixers — Safety
requirements and verification
Voting terminates on:
Machines et matériels pour la construction des bâtiments —
Malaxeurs à béton mobiles avec autochargeur — Exigences de
sécurité et vérification
COPYRIGHT PROTECTED DOCUMENT
© ISO 2022
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: +41 22 749 01 11
IN ADDITION TO THEIR EVALUATION AS
Reference number
Email: copyright@iso.org
BEING ACCEPTABLE FOR INDUSTRIAL, TECHNO­
ISO/FDIS 6085:2022(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 2022 – All rights reserved
NATIONAL REGULATIONS. © ISO 2022

---------------------- Page: 2 ----------------------
ISO/FDIS 6085:2022(E)
Contents Page
Foreword .v
Introduction . vi
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 4
4 Safety requirements, protective measures and risk reduction .4
4.1 General . 4
4.2 Access systems . 4
4.2.1 General requirements . 4
4.2.2 Access to articulated machines . 4
4.3 Operator’s station . 5
4.3.1 General requirements . 5
4.3.2 Operator’s station equipped with a cab . 6
4.3.3 Operator­protective structures . 7
4.4 Operator’s seat . 8
4.4.1 General requirements . 8
4.4.2 Dimensions . 8
4.4.3 Adjustment . 8
4.4.4 Vibration . 8
4.4.5 Restraint system . 8
4.5 Operator’s controls and indicators . 8
4.5.1 General . 8
4.5.2 Starting and stopping system . 8
4.5.3 Inadvertent activation . 8
4.5.4 Pedals . 9
4.5.5 Emergency loading equipment lowering . 9
4.5.6 Uncontrolled motion . 9
4.5.7 Multiple operating positions . 9
4.5.8 Visual displays, control panels, indicators and symbols . 9
4.6 Steering systems . 10
4.6.1 General . 10
4.6.2 Wheeled machines . 10
4.7 Brake systems . 10
4.8 Visibility . 10
4.8.1 Operator’s field of view . 10
4.8.2 Lighting, signalling and marking lights, and reflex-reflector devices . 11
4.9 Warning devices and safety signs . 11
4.10 Tyres and rims . 11
4.11 Stability . 11
4.12 Noise . 12
4.12.1 Requirements for noise reduction .12
4.12.2 Noise emission measurement .12
4.13 Protective measures and devices .12
4.13.1 Hot parts .12
4.13.2 Moving parts . 12
4.13.3 Guards . 13
4.13.4 Articulated frame lock . 13
4.13.5 Sharp edges and acute angles . 13
4.13.6 Fenders .13
4.14 Retrieval, transportation, lifting and towing . 13
4.14.1 Common use . 13
4.14.2 Retrieval . 13
4.14.3 Tying-down .13
iii
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ISO/FDIS 6085:2022(E)
4.14.4 Lifting .13
4.14.5 Off­road towing .13
4.14.6 Transportation . 14
4.15 Electrical and electronic systems . 14
4.15.1 General . 14
4.15.2 Degree of protection . 14
4.15.3 Electrical connections . 14
4.15.4 Over­current protective devices . 14
4.15.5 Batteries . 15
4.15.6 Battery disconnection .15
4.15.7 Electrical connectors for auxiliary starting aids . 15
4.15.8 Electric sockets for lighting . 15
4.16 Pressurized systems .15
4.16.1 General requirements .15
4.16.2 Hydraulic lines . 15
4.16.3 Hydraulic hose assemblies. 16
4.16.4 Air pressure vessels. 16
4.17 Fuel tanks and hydraulic oil tanks . 16
4.17.1 General requirements . 16
4.17.2 Filler openings . 16
4.17.3 Fuel tanks . 16
4.18 Fire protection . 16
4.18.1 Fire resistance . 16
4.18.2 Fire extinguisher . 16
4.19 Rotating drum and related equipment . 17
4.19.1 General . 17
4.19.2 Rollers . 17
4.19.3 Loading equipment . 17
4.19.4 Discharging chute . 17
4.19.5 Cleaning system . 18
4.20 Maintenance . 18
4.20.1 General . 18
4.20.2 Routine maintenance . 18
4.20.3 Support devices . 18
4.20.4 Access to the engine compartment . 19
4.21 Underground operation in non-explosive atmospheres . 19
4.21.1 General . 19
4.21.2 Lighting, signalling and marking lights, and reflex-reflector devices . 19
4.21.3 Engine exhaust emission and fuel . 19
5 Verification of safety requirements .19
6 Information for use .20
6.1 General . 20
6.2 Safety labels . 20
6.3 Operator’s manual . 20
6.4 Machine marking .20
Bibliography .22
iv
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ISO/FDIS 6085:2022(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 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 ISO/TC 195, Building construction machinery and
equipment, Subcommittee SC 1, Machinery and equipment for concrete work.
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.
v
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ISO/FDIS 6085:2022(E)
Introduction
This document is a type-C standard as stated in ISO 12100.
This document is of relevance, in particular, for the following stakeholder groups representing the
market players with regard to machinery safety:
— machine manufacturers (small, medium and large enterprises);
— health and safety bodies (regulators, accident prevention organizations, market surveillance, etc.).
Others can be affected by the level of machinery safety achieved with the means of the document by the
above­mentioned stakeholder groups:
— machine users/employers (small, medium and large enterprises);
— machine users/employees (e.g. trade unions, organizations for people with special needs);
— service providers, e.g. for maintenance (small, medium and large enterprises);
— consumers (in the case of machinery intended for use by consumers).
The above-mentioned stakeholder groups have been given the possibility to participate at the drafting
process of this document.
The machinery concerned and the extent to which hazards, hazardous situations or hazardous events
are covered are indicated in the Scope of this document.
When requirements of this type-C standard are different from those which are stated in type-A or -B
standards, the requirements of this type-C standard take precedence over the requirements of the
other standards for machines that have been designed and built according to the requirements of this
type-C standard.
vi
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FINAL DRAFT INTERNATIONAL STANDARD ISO/FDIS 6085:2022(E)
Building construction machinery and equipment — Self-
loading mobile concrete mixers — Safety requirements
and verification
1 Scope
This document specifies general safety requirements for self-loading mobile concrete mixers (here-
after referred to as “machines”) as defined in ISO 18650-1:2021, with rigid or articulated wheeled
chassis.
This document applies to machines which are designed for front or rear loading and are provided with
a swinging frame where the rotating drum and the self-loading equipment (lift arms and bucket) are
mounted on. Machines are also fitted with accessories such as water dosing means and a weighing
system.
This document deals with all significant hazards, hazardous situations and events relevant to
the machine when used as intended or under conditions of misuse reasonably foreseeable by the
manufacturer.
This document is not applicable to the following:
a) machines designed primarily for earth moving, such as loaders or dumpers (see applicable parts of
the ISO 20474 series);
b) truck mixers.
This document does not address hazards that can occur:
— during manufacture;
— when using machines on public roads, where specific local road regulations can apply;
— when operating in potentially explosive atmospheres.
This document is not applicable to machines manufactured before the date of its publication.
2 Normative references
The following documents are referred to in the text in such a way that some or all of their content
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 12100:2010, Safety of machinery — General principles for design — Risk assessment and risk reduction
ISO 2867:2011, Earth-moving machinery — Access systems
ISO 3411:2007, Earth-moving machinery — Physical dimensions of operators and minimum operator space
envelope
ISO 6682:1986, Earth-moving machinery — Zones of comfort and reach for controls
ISO 6682:1986/Amd 1:1989, Earth-moving machinery — Zones of comfort and reach for controls —
Amendment 1
ISO 12508:1994, Earth-moving machinery — Operator station and maintenance areas — Bluntness of
edges
1
© ISO 2022 – All rights reserved

---------------------- Page: 7 ----------------------
ISO/FDIS 6085:2022(E)
ISO 10263­3:2009, Earth-moving machinery — Operator enclosure environment — Part 3: Pressurization
test method
ISO 10263­4:2009, Earth-moving machinery — Operator enclosure environment — Part 4: Heating,
ventilating and air conditioning (HVAC) test method and performance
ISO 3471:2008, Earth-moving machinery — Roll-over protective structures — Laboratory tests and
performance requirements
ISO 3164:2013, Earth-moving machinery — Laboratory evaluations of protective structures —
Specifications for deflection-limiting volume
ISO 3449:2005, Earth-moving machinery — Falling-object protective structures — Laboratory tests and
performance requirements
ISO 11112:1995, Earth-moving machinery — Operator’s seat — Dimensions and requirements
ISO 11112:1995/Amd 1:2001, Earth-moving machinery — Operator’s seat — Dimensions and requirements
— Amendment 1
ISO 7096:2020, Earth-moving machinery — Laboratory evaluation of operator seat vibration
ISO 6683:2005, Earth-moving machinery — Seat belts and seat belt anchorages — Performance
requirements and tests
ISO 3776­1:2006, Tractors and machinery for agriculture — Seat belts — Part 1: Anchorage location
requirements
ISO 3776­2:2013, Tractors and machinery for agriculture — Seat belts — Part 2: Anchorage strength
requirements
ISO 3776­3:2009, Tractors and machinery for agriculture — Seat belts — Part 3: Requirements for
assemblies
ISO 10968:2020, Earth-moving machinery — Operator's controls
ISO 10264:1990, Earth-moving machinery — Key-locked starting systems
ISO 13850:2015, Safety of machinery — Emergency stop function — Principles for design
ISO 15817:2012, Earth-moving machinery — Safety requirements for remote operator control systems
ISO 6011:2003, Earth-moving machinery — Visual display of machine operation
IEC 60529:1989, Degrees of protection provided by enclosures (IP Code)
I EC 6 0529:198 9/A M D2: 2013, Amendment 2 - Degrees of protection provided by enclosures (IP Code)
ISO 7000:2019, Graphical symbols for use on equipment — Registered symbols
ISO 5010:2019, Earth-moving machinery — Wheeled machines — Steering requirements
ISO 3450:2011, Earth-moving machinery — Wheeled or high-speed rubber-tracked machines —
Performance requirements and test procedures for brake systems
ISO 5006:2017, Earth-moving machinery — Operator's fi
...

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