ISO/TC 23/SC 3 - Safety and comfort

This document specifies safety requirements, test procedures, and establishes minimum acceptance criteria for the application of telescopic mechanical screw- and nut-type drawbar jacks and hydraulic drawbar jacks intended to be fitted on the implement tongue of interchangeable towed machinery and hereafter referred to as "implement(s)" as original equipment or jacks fitted with a jack attachment mount. This document applies to implement mounted jacks or jacks fitted with a jack attachment mount. These jacks are used specifically for supporting the hitch points of implements during storage, lifting and lowering of implement tongues to facilitate attaching to or disconnecting from an agricultural tractor and levelling of machinery for stationary use. The drawbars are those which are designed to couple with the mechanical connections of towing vehicles.

This document specifies criteria for construction, establishes performance test methods and defines acceptance criteria for telescopic mechanical screw- and nut-type drawbar jacks and hydraulic drawbar jacks intended to be fitted on the implement tongue of interchangeable towed machinery [here after referred to as "implement(s)"] as original equipment or as replacement jacks. In addition, it specifies minimum markings and information for use to be provided by the jack manufacturer. These jacks are used specifically for — supporting the hitch points of implements during storage; — lifting and lowering of implement tongues to facilitate attaching to or disconnecting from an agricultural tractor; and — levelling an implement for stationary use.

This document specifies methods of operation and requirements related to manual (for example, hand-, finger-, foot-operated) controls as well as controls associated with virtual terminals intended for a seated operator. It applies to controls installed on agricultural tractors and self-propelled agricultural machinery. It also gives recommendations for the control actuating forces and torques, direction of motion and location of these manual controls. This document also specifies the minimum information relevant to manual controls to be provided in the operator's manual, for use as intended by the manufacturer.

This document, intended to be used together with ISO 4254-1, specifies the safety requirements and their verification for the design and construction of portable agricultural grain augers. This document covers conventional and swing-away portable agricultural augers designed primarily for conveying agricultural materials on farms. This document does not deal with the design or safety aspects of: — drag augers; — bin sweeps; — other augers that do not have wheels suitable for towing. NOTE Examples of covered equipment are shown in Annex A. When provisions of this document are different from those which are stated in ISO 4254-1, the provisions of this document take precedence over the provisions of ISO 4254-1 for machines that have been designed and built according the provisions of this document This document, taken together with ISO 4254-1, deals with all the significant hazards (as listed in Table 1), hazardous situations and events relevant to portable agricultural grain augers, when they are used as intended and under the conditions foreseen by the manufacturer (see Annex B). This document is not applicable to machines manufactured before the date of its publication.

This document, intended to be used together with ISO 4254-1, specifies the safety requirements, and their verification for design and construction of mounted, semi-mounted, trailed or self-propelled seed drills, including the seeding function of combined seed and fertilizer drills, and seed drills with integrated and inseparable powered soil-working tools used in agriculture. In addition, it specifies the type of information on safe working practices (including residual risks) to be provided by the manufacturer. This document is also applicable to seeding systems where components for seed deposition in the soil, for seed metering and for seed storage are distributed between two or more linked vehicles. This document deals with all significant hazards (as listed in Annex A), hazardous situations and events relevant to seed drills, when they are used as intended and under the conditions of misuse foreseeable by the manufacturer, excepting the hazards arising from — electrostatic phenomena, — external influences on electrical equipment, — failure of energy supply, — failure and/or malfunction of the control system, — inadequate visibility from drivers'/operators' position, — travelling functions (drive, braking, etc.), — break down of parts rotating at high speed, — equipment for loading seeds (and fertilizer), and — moving parts for power transmission except for strength requirements for guards. This document is not applicable to — fertilizer distributors designed only for solid fertilizer application (covered in ISO 4254-8), — maintenance or repairs carried out by professional service personnel, or — to environmental hazards (except noise), and — to seed drills which are manufactured before the date of its publication. When requirements of this document are different from those which are stated in ISO 4254-1, the requirements of this document take precedence over the requirements of ISO 4254-1 for machines that have been designed and built according to the provisions of this document.

ISO 4254-5:2018, intended to be used together with ISO 4254‑1, specifies the safety requirements and their verification for the design and construction of mounted, semi-mounted and trailed power-driven soil-working machines used in agriculture. In addition, it specifies the type of information on safe working practices (including residual risks) to be provided by the manufacturer. ISO 4254-5:2018 deals with significant hazards (as listed in Annex A), hazardous situations and events relevant to power-driven soil-working machines used as intended and under the conditions foreseeable by the manufacturer (see Clause 4). ISO 4254-5:2018 is not applicable to - spading machines, and - machines fitted with a retractable device making them capable of working between two successive plants in the same row. ISO 4254-5:2018 is not applicable to environmental hazards. It is not applicable to hazards related to moving parts for power transmission (except for strength requirements for guards and barriers) or to maintenance or repairs carried out by professional service personnel. NOTE 1 Specific requirements related to road traffic regulations are not taken into account in this document. NOTE 2 Vibrations are not regarded as a significant hazard in the case of mounted, semi-mounted or trailed machines. ISO 4254-5:2018 is not applicable to power-driven soil-working machines which are manufactured before the date of its publication. When requirements of this document are different from those which are stated in ISO 4254‑1, the requirements of this document take precedence over the requirements of ISO 4254‑1 for machines that have been designed and built according to the provisions of this document.

ISO 4254-8:2018, intended to be used together with ISO 4254‑1, specifies the safety requirements and their verification for the design and construction of mounted, semi-mounted, trailed or self-propelled fertilizer distributors for solid fertilizer application in agriculture and to be used by one operator only, e.g. full width solid fertilizer distributors, solid fertilizer broadcasters, distributors with oscillating tube and line-distributors, as well as solid fertilizer distributors driven by an auxiliary engine. In addition, it specifies the type of information on safe working practices (including residual risks) to be provided by the manufacturer. ISO 4254-8:2018 deals with all the significant hazards (as listed in Annex A), hazardous situations and events relevant to solid fertilizer distributors, when they are used as intended and under the conditions foreseeable by the manufacturer (see Clause 4), excepting the hazards arising from: - inadequate lighting of working area; - inadequate visibility from drivers/operators position; - inadequate seating; - travelling functions (drive, braking etc.); - rolling over; - equipment for loading fertilizer into the machine; - an auxiliary engine; - moving parts for power transmission except for strength requirements for guards. ISO 4254-8:2018 is neither applicable to maintenance or repairs carried out by professional service personnel nor to environmental hazards (except noise). ISO 4254-8:2018 is not applicable to the following: - combined seed and fertilizer drills which create a soil trench and deposit fertilizer in said trench; - machines for distributing granulated pesticides; - pedestrian controlled distributors; - knapsack distributors. ISO 4254-8:2018 is not applicable to solid fertilizer distributors which are manufactured before the date of its publication. When requirements of this document are different from those which are stated in ISO 4254‑1, the requirements of this document take precedence over the requirements of ISO 4254‑1 for machines that have been designed and built according to the provisions of this document.

ISO 16231-2:2015 specifies a method to determine the centre of gravity of un-laden self-propelled machines, a method to determine the centre of gravity of laden machines and combinations with attachments, and methods to determine the static overturning angle. NOTE Requirements related to self-protective structures and ROPS are to be dealt with in a separate International Standard.

ISO 17962:2015 specifies various means of minimizing the environmental effects of fan exhaust from pneumatic systems for vacuum-style sowing agricultural field equipment used for sowing coated seeds. It is applicable to vacuum-style sowing systems where "dust off" (fugitive) material from seed coatings can mix with fan (blower) intake air and be exhausted into the atmosphere. ISO 17962:2015 is not applicable to - conveyance systems between a central tank and remote meters where the air is exhausted at the remote meters, and - conveyance systems where the meter is at a central tank and the air is exhaust at a ground engaging opening device. The design principles in this International Standard are not applicable to pneumatic equipment for sowing which was manufactured before the date of its publication. NOTE National or local requirements can apply which could be more stringent.

ISO 16231-1:2013 specifies principles for the assessment of stability with respect to the design and construction of self-propelled ride-on machines used in agriculture and the hazard of rolling over or tipping over, or both when the machine is used as intended and under the conditions foreseeable by the manufacturer. In addition, it specifies the type of information on safe working practices (including residual risks) to be provided by the manufacturer. ISO 16231-1:2013 is not applicable to ? machines with an unladen mass lower than 400 kg; ? machines covered by other machine specific standards dealing with the protection against rollover and tip-over (e.g. agricultural tractors, forestry tractors); ? hazards associated with road transport operations; ? free fall events; ? rollover as a result of impact collisions. ISO 16231-1:2013 is not applicable to machines manufactured before the date of its publication.

ISO 4254-1:2013 specifies the safety requirements and the means of their verification for the design and construction of self-propelled ride-on machines, mounted, semi-mounted and trailed machines used in agriculture in order to deal with the hazards which are typical for most of the machines. In addition, it specifies the type of information on safe working practices including information about residual risks to be provided by the manufacturer. This document deals with significant hazards, hazardous situations and events relevant to this agricultural machinery when used as intended and under the conditions of misuse foreseeable by the manufacturer during normal operation and service. ISO 4254-1:2013 is not applicable to ? agricultural or forestry tractors, ? aircraft and air-cushion vehicles used in agriculture, ? lawn and garden equipment, ? machine-specific components or functions (e.g. working tools and/or processes). ISO 4254-1:2013 is not applicable to hazards related to periodic service, machine conversion and repairs intended to be carried out by professional service personnel, environmental hazards, road safety (e.g. steering, braking), or to the power take-off (PTO) drive shaft; neither is it applicable to guards of moving parts for power transmission except for strength requirements for guards and barriers. ISO 4254-1:2013 is not applicable to machines which are manufactured before the date of its publication. Not all of the hazards dealt with by ISO 4254-1:2013 are necessarily present on a particular machine. A risk assessment should be carried out by the manufacturer to determine the hazards that are applicable and any hazards in addition to those dealt with by this part or a relevant machine-specific part. The requirements of a machine-specific part of ISO 4254 take precedence over the requirements of this part.

ISO/TS 28923:2012 specifies the safety requirements and their verification for the design and construction of fixed guards to be opened by the use of a tool and interlocking movable guards for moving parts of the power transmission on self-propelled ride-on machines and mounted, semi-mounted or trailed machines used in agriculture. In addition, it specifies the type of information on safe working practices (including residual risks) to be provided by the manufacturer. It deals with the significant hazards, hazardous situations and events relevant for fixed guards to be opened by the use of a tool and interlocking movable guards of moving parts of power transmission used as intended and under the conditions foreseen by the manufacturer. It is not applicable to guards of moving parts of the power transmission of agricultural and forestry tractors, aircraft and air cushion vehicles used in agriculture, lawn and garden equipment, or guards for PTO drive shafts between agricultural and forestry tractors and mounted or towed implements.

ISO/TS 28924:2007 gives safety requirements, and the means of verifying them, for the design and construction of guards, able to be opened without a tool, which are used to guard the moving parts of the power transmission of self-propelled ride-on machines and mounted, semi-mounted or trailed machines used in agriculture. In addition, it specifies the type of information on safe working practices (including residual risks) to be provided by the manufacturer. It deals with the significant hazards, hazardous situations and events relevant to guards of moving parts of power transmission used as intended and under the conditions foreseen by the manufacturer.

ISO 3776-1:2006 specifies the location, relative position and threaded hole dimensions of the anchorages for pelvic restraint (seat) belt assemblies intended to be used by the operators of agricultural tractors and self-propelled machinery.

ISO 12140:2013 specifies terms and definitions, establishes test procedures, and creates minimum performance requirements for telescopic mechanical screw-type jacks or hydraulic jacks mounted on agricultural implements as original equipment and/or replacement jacks. Furthermore, ISO 12140:2013 defines terms, establishes test procedures, and creates minimum acceptance criteria for the use of telescopic mechanical screw-type jacks or hydraulic jacks mounted on agricultural implements as original equipment jacks or jacks fitted with a jack attachment mounts (both weld-on and removable). In addition, it specifies minimum markings and information for use to be provided by the jack manufacturer.

ISO 4254-8:2009, used together with ISO 4254-1, specifies safety requirements and their verification for the design and construction of mounted, semi-mounted, trailed or self-propelled solid fertilizer distributors for solid fertilizer application, i.e. full‑width solid fertilizer distributors, solid fertilizer broadcasters, distributors with oscillating tube and line-distributors, as well as solid fertilizer distributors driven by an auxiliary engine with one operator only, used in agriculture and horticulture. In addition, it specifies the type of information on safe working practices (including residual risks) to be provided by the manufacturer.

ISO 4254-9:2008, used together with ISO 4254-1, specifies the safety requirements, and their verification for design and construction, of mounted, semi-mounted, trailed or self-propelled seed drills, including the seeding function of combined seed and fertilizer drills, used in agriculture and horticulture. In addition, it specifies the type of information on safe working practices (including residual risks) to be provided by the manufacturer. When requirements of ISO 4254-9:2008 are different from those which are stated in ISO 4254-1 the requirements of ISO 4254-9:2008 take precedence over the requirements of ISO 4254-1. ISO 4254-9:2008 deals with all the significant hazards (as listed in Annex A), hazardous situations and events relevant to seed drills, used as intended and under the conditions foreseen by the manufacturer, excepting the hazards arising from external influences on electrical equipment, failure of energy supply, failure or malfunction of the control system, break-up of parts rotating at high speed, equipment for loading seeds (and fertilizer). ISO 4254-9:2008 is not applicable to seed drills with integrated and inseparable powered soil-working tools. It is not applicable to environmental hazards or electromagnetic compatibility; neither is it applicable to hazards related to maintenance or repairs carried out by professional service personnel. It is not applicable to machines which are manufactured before the date of its publication.

ISO 4254-5:2008, intended to be used together with ISO 4254-1, specifies the safety requirements and their verification for the design and construction of mounted, semi-mounted and trailed power-driven soil‑working machines used in agriculture. In addition, it specifies the type of information on safe working practices (including residual risks) to be provided by the manufacturer.

ISO 4254-1:2008 specifies the general safety requirements and their verification for the design and construction of self-propelled ride-on machines and mounted, semi-mounted or trailed machines used in agriculture. In addition, it specifies the type of information on safe working practices (including residual risks) to be provided by the manufacturer. ISO 4254-1:2008 deals with significant hazards (as listed in Annex A), hazardous situations and events relevant to this agricultural machinery used as intended and under the conditions foreseen by the manufacturer (see Clause 4). ISO 4254-1:2008 is not applicable to tractors, aircraft, air-cushion vehicles, or lawn and garden equipment. ISO 4254-1:2008 is not applicable to environmental hazards, road safety, electromagnetic compatibility, or to the power take-off (PTO) drive shaft; neither is it applicable to moving parts for power transmission except for strength requirements for guards and barriers (see 4.7), nor to vibration except in respect of declarations. It is not applicable to hazards related to maintenance or repairs to be carried out by professional service personnel. ISO 4254-1:2008 is not applicable to machines which are manufactured before the date of its publication. All of the hazards dealt with by ISO 4254-1:2008 will not necessarily be present on a particular machine. For any machine covered by ISO 4254-1:2008, the provisions of the part of ISO 4254 directly applicable to that type of machine, if available, take precedence over the provisions of ISO 4254-1:2008.

ISO 15077:2008 specifies the preferred method of operation and requirements related to operator controls actuated by hand and foot, installed in agricultural tractors and self‑propelled agricultural machinery and used by a seated operator as intended and under the conditions foreseen by the manufacturer. It also gives recommendations for the maximum control actuating forces, direction of motion and location of these controls.

ISO/TS 28923:2007 gives safety requirements, and the means of verifying them, for the design and construction of guards, only able to be opened using a tool, which are used to guard the moving parts of the power transmission of self-propelled ride-on machines and mounted, semi-mounted or trailed machines used in agriculture. In addition, it specifies the type of information on safe working practices (including residual risks) to be provided by the manufacturer. It deals with the significant hazards, hazardous situations and events relevant to guards of moving parts of power transmission used as intended and under the conditions foreseen by the manufacturer.

ISO 4254-1:2005 specifies general safety requirements, and their verification, for the design and construction of all kinds of agricultural self-propelled ride-on machines and mounted, semi-mounted or trailed machines, excluding tractors, aircraft, air-cushion vehicles and lawn and garden equipment. In addition, it specifies the type of information on safe work practices (including residual risks) to be provided by the manufacturer. It deals with significant hazards and hazardous situations and events -- excluding those related to electromagnetic compatibility or vibration -- relevant to agricultural machinery used as intended and under the conditions foreseen by the manufacturer. It is not applicable to hazards related to service, maintenance or repairs carried out by professional service engineers; nor is it applicable to machines manufactured before the date of its publication. Technical requirements related to road traffic regulations and environmental hazards are not covered.

ISO/TS 15077 gives the preferred method of operation, together with recommendations and requirements for the actuation, displacement and location, of operator controls installed on tractors and self-propelled machinery used in agriculture and forestry. It provides design guidance on actuation forces for hand and foot controls in relation to their displacement, frequency of use and location, and is applicable to the typical operation of these tractors and self-propelled machines by upright-seated operators. It is not applicable to powered lawn and garden equipment, nor to purpose-built forestry machines as defined in ISO 6814.

Specifies technical means of improving the degree of personal safety of operators and others. Applies additionally to ISO 4254-1.

Specifies the special requirements to be met in design. Applies to equipment of class 03 with a power demand of more than 20 kW. Applies additionally to ISO 4254-1.

This third edition cancels and replaces the second edition (1984) . Specifies a static loading test method and applies to tractors having at least two axles for pneumatic-tyred wheels, with or without track attachments, and with a tractor mass not less than 800 kg and not more than 15 000 kg. Annex A contains requirements for providing resistance to brittle fracture of protective structure at reduced operating temperature; annex B includes the test report and annex C the data sheet for protective structure.

Provides guidelines regarding the prevention of accidents arising from the use fo tractors and machinery. Gives guidelines to be met when designing tractors and machines. Specifies technical means of improving the degree of personal safety of operators and others involved in the course of normal running, maintenance and use.

This third edition cancels and replaces the second edition (1984). Specifies a test method and the acceptance conditions for protective structures of tractors. Applies to tractors having at least two axles foe pneumatic-tyred, with or without track attachments, and with a basic mass of 800 to 6000 kg. The minimum track width of rear wheels should generally be greater than 1150 mm.

This second edition cancels and replaces the first editon (1976). Specifies the requirements for the location of the anchorages for pelvic restraint belts for operators of tractors fitted with a protective structure, the force that the anchorages shall be capable of withstanding and the tests to which they be subjected. Figures 1 and 2 illustrate details.

This second edition cancels and replaces the first edition (1978). Recommends the maximum actuating forces; the forces specified do not relate to machine performance. Tabulates the devices to be operated, the types of control, the actuating forces required (ranging from 70 to 600 N). Applies to tractors equipped with normal controls.

This part provides special guidelines to be followed when designing applicators for liquid ammonia for use with tractors and machinery. It should be read in conjunction with ISO 4254-1. Contains definitions and special technical requirements.