GB/T 25684.4-2021Earth-moving machinery - Safety - Part 4: Requirements for backhoe loaders (English PDF)

1 Scope

This document specifies the safety requirements for wheeled and tracked backhoe loaders as defined by ISO 6165;

All significant hazards, hazardous states and hazardous events associated with the intended use or under reasonably foreseeable mishandling conditions (see

Appendix A) of GB/T 25684:1-2021; and specifies the elimination or reduction of major hazards, dangerous states or hazards in use, operation and maintenance technical measures for risks arising from hazardous events:

This document is used in conjunction with GB/T 25684:1 (specifying general safety requirements for two or more families of earth-moving machinery): of this document

Specific requirements take precedence over the general requirements of GB/T 25684:1:

This document does not apply to machines manufactured prior to the implementation of this document:

2 Normative references

The contents of the following documents constitute essential provisions of this document through normative references in the text: Among them, dated citations documents, only the version corresponding to that date applies to this document; for undated references, the latest edition (including all amendments) applies to this document:

GB/T 8419-2007 Laboratory Evaluation of Earth-moving Machinery Driver Seat Vibration (ISO 7096:2000, IDT)

GB/T 10175:1-2008 Earth-moving machinery loaders and backhoe loaders - Part 1: Calculation and verification of rated working load

Test method for calculated values of tipping loads (ISO 14397-1:2007, IDT)

GB/T 25684:1-2021 Earthmoving Machinery Safety Part 1: General Requirements (ISO 20474-1:2017, IDT)

ISO 2330 Forklift truck forks technical requirements and test methods (Fork-lifttrucks-Forkarms-Technicalcharac- teristics and testing)

Note: GB/T 5182-2008 Technical requirements and test methods for forks of forklift trucks (ISO 2330:2002, IDT)

ISO 6016 Earth-moving machinery and its working devices and components of quality measurement methods (Earth-movingmachinery-

Methodsofmeasuringthemassesofwholemachines,theirequipmentandcomponents)

Note: GB/T 21154-2014 Quality measurement methods for complete earth-moving machinery and its working devices and components (ISO 6016:2008, IDT)

ISO 6165 Earth-moving machinery basic types identification, terms and definitions (Earth-movingmachinery-Basictypes-

Identificationandtermsanddefinitions)

Note: GB/T 8498-2017 Earth-moving machinery basic type identification, terms and definitions (ISO 6165:2012, IDT)

ISO 6682 Earth-moving machinery operating comfort zone and reach (Earth-movingmachinery-Zonesofcomfort andreachforcontrols)

Note: GB/T 21935-2008 Comfort zone and reach of earth-moving machinery manipulation (ISO 6682:1986, IDT)

ISO 7451 Earth-moving machinery, Backhoe and grab bucket capacity calibration for hydraulic excavators and backhoe loaders (Earth-movingma- chinery-Volumetricratingsforhoe-typeandgrab-typebucketsofhydraulicexcavatorsandbackhoe loaders)

Note: GB/T 21941-2008 Backhoe bucket and grab bucket capacity calibration for earth-moving machinery hydraulic excavators and backhoe loaders (ISO 7451:2007,

IDT)

GB/T 18148 | GB 26545 | GB/T 25627 | GB/T 25684.12 | GB/T 25684.1 | GB/T 25684.11 | […]