ISO 16368:2024 移動式昇降作業プラットフォーム — 設計、計算、安全要件、およびテスト方法 | ページ 6

3.1

access position

position(s) to provide access to and from the work platform (3.58)

Note 1 to entry: The access position, lowered travel position (3.21) , stowed position (3.51) and transport position (3.52) can be identical.

3.2

aerial device

device, extensible, articulating or both, which is primarily designed and used to position personnel

Note 1 to entry: This does not include the chassis (3.5) . When an aerial device is mounted on a mobile chassis (3.5) it becomes a component of a MEWP. This device can also be used to handle material, if designed and equipped for that purpose.

3.3

anchorage

designated point of attachment utilized with a personal fall protection system

3.4

chain drive system

system that comprises one or more chains running on chain sprockets or over chain pulleys, as well as any associated chain sprockets, chain pulleys and compensating pulleys

3.5

chassis

base of a MEWP

Note 1 to entry: See Figure 1.

Note 2 to entry: The chassis can be pulled, pushed, self-propelled, etc.

3.6

ductile materials

materials that have a minimum elongation at fracture of 10 % in a gauge length of 51 mm of a standard tensile test specimen

3.7

elevated travel position

configuration(s) of the MEWP for travel outside of the lowered travel position (3.21)

3.8

extending structure

structure which is connected to the chassis (3.5) and supports the work platform (3.58) and which allows movement of the work platform (3.58) to its required position

Note 1 to entry: See Figure 1.

3.9

fall arrest system

personal fall protection system designed to arrest the fall of an operator (3.36) or occupant(s) (3.35)

3.10

fall restraint system

personal fall protection system that restrains or prevents an operator (3.36) or occupant(s) (3.35) from reaching a fall hazard

3.11

finite element analysis

FEA

computerized method of idealizing a real model for the purposes of performing structural analysis

3.12

folding guardrails

guardrails capable of being reduced in height

Note 1 to entry: For facilitating MEWP movement under obstructions and ease of transport.

3.13

handhold

device for single hand placement that aids body support and balance

3.14

handrail

device for hand placement that aids body support and balance and permits hand movement on the device

Note 1 to entry: A handrail can be part of a guardrail.

3.15

indoor use

operation in areas shielded from wind so that there is no wind force acting on the MEWP being operated

3.16

instability

condition of a MEWP in which the sum of the moments which tend to overturn the MEWP exceeds the sum of the moments which tend to resist overturning

3.17

installer

entity that installs an aerial device (3.2) on a chassis (3.5)

Note 1 to entry: The installer can also be the responsible entity (3.43) .

3.18

load cycle

cycle starting from an access position (3.1) and completed by the carrying out of work and return to the same access position (3.1)

3.19

load-sensing system

system of monitoring the vertical load and vertical forces on the work platform (3.58)

3.20

lowering , noun

operations, other than travelling, for moving the work platform (3.58) to a lower level

Note 1 to entry: See Figure 1.

3.21

lowered travel position

configuration(s) of the MEWP, as defined by the responsible entity (3.43) , for travel up to maximum travel speed

Note 1 to entry: The lowered travel position, access position (3.1) , stowed position (3.51) , and transport position (3.52) can be identical.

3.22

mobile elevating work platform

MEWP

machine/device intended for moving a person(s), along with their necessary tools and material to an elevated work location, consisting of at least a work platform (3.58) with controls, an extending structure (3.8) and a chassis (3.5)

3.23

group A MEWP

MEWPs on which the vertical projection of the centre of the work platform (3.58) area, in all work platform configurations at the maximum chassis inclination specified by the manufacturer, is always inside the tipping lines

3.24

group B MEWP

MEWPs not in group A

3.25

type 1 MEWP

MEWP for which travelling is only allowed when in the stowed position (3.51)

3.26

type 2 MEWP

MEWP for which travelling with the work platform (3.58) in the elevated travel position (3.7) is controlled from a point on the chassis (3.5)

Note 1 to entry:Type 2 MEWPs and type 3 MEWPs can be combined.

3.27

type 3 MEWP

MEWP for which travelling with the work platform (3.58) in the elevated travel position (3.7) is controlled from a point on the work platform (3.58)

Note 1 to entry:Type 2 MEWPs and type 3 MEWPs can be combined.

3.28

pedestrian-controlled MEWP

MEWP whose controls for powered travel can be operated by a person walking close to the MEWP

3.29

rail-mounted MEWP

MEWP whose travel is guided by rails

3.30

self-propelled MEWP

MEWP whose travel is powered by an internal power source

3.31

totally manually operated MEWP

MEWP whose movement is powered only by manual effort

3.32

vehicle-mounted MEWP

MEWP whose aerial device (3.2) is designed for and installed on a vehicle chassis (3.5)

3.33

moment-sensing system

system monitoring the moment acting about the tipping line tending to overturn the MEWP

3.34

non-ductile materials

brittle materials

materials that are not classified as ductile materials (3.6)

3.35

occupant(s)

person(s) in the work platform (3.58) other than operator (3.36)

3.36

operator

person who controls the operation of a MEWP

3.37

oscillating axle

supporting structure which allows mainly vertical movement of the end wheel assemblies independently or in relation to each other

3.38

outdoor use

use of a MEWP in an environment that can be exposed to wind

3.39

raising , noun

operation, other than travelling, that moves the work platform (3.58) to a higher level

Note 1 to entry: See Figure 1.

3.40

rated load

load for which the MEWP has been designed in normal operation, comprising persons, tools and materials, acting vertically on the work platform (3.58)

Note 1 to entry: A MEWP can have more than one rated load.

3.41

rebuild/recondition

overhaul or repair of a MEWP, accomplishing work beyond the scope of maintenance, utilizing replacement parts and components, in order to restore the MEWP to the original standard(s)

3.42

remanufacture

modification of a MEWP, either by the original manufacturer or responsible entity (3.43) , so that the MEWP will comply with one or more standards in effect on the date the remanufacture is completed

3.43

responsible entity

person or entity with responsibility for the design, specification, procurement, fabrication, manufacture, assembly, provision of information and testing of a MEWP sub-assembly or ready-for-use MEWP

Note 1 to entry: Depending on national regulations or local practice, this term can refer to one or more of the following entities: manufacturer, installer, custodian, dealer, or entity placing the product on the market.

3.44

retractable guardrail

guardrail where a portion is capable of being locked in a retracted position without reducing overall height

Note 1 to entry: For accessing a work area.

3.45

rotation

circular movement of the work platform (3.58) about a vertical axis local to the work platform (3.58)

Note 1 to entry: See Figure 1.

3.46

secondary work platform

additional platform attached to the work platform (3.58) or the extending structure (3.8) , and able to be moved separately

3.47

slab

substantially level surface of asphalt, concrete, or equivalent supporting material

3.48

slewing , noun

circular movement of the extending structure (3.8) about a vertical axis

Note 1 to entry: See Figure 1.

3.49

stability

condition of a MEWP in which the sum of the moments which tend to overturn the unit is less than or equal to the sum of the moments tending to resist overturning

3.50

stabilising device

device or system used to stabilise a MEWP by supporting and/or levelling the complete MEWP or the extending structure (3.8)

Note 1 to entry: See Figure 1.

3.51

stowed position

configuration of the MEWP as defined by the responsible entity (3.43) , in which the extending structure (3.8) is lowered and retracted, and stabilising devices (3.50) are retracted

Note 1 to entry: The stowed position, access position (3.1) , lowered travel position (3.21) and transport position (3.52) can be identical.

3.52

transport position

configuration of the MEWP prescribed by the responsible entity (3.43) in which the MEWP is to be transported

Note 1 to entry: The transport position, access position (3.1) , lowered travel position (3.21) and stowed position (3.51) can be identical.

3.53

travelling

movement of the chassis (3.5) except when the MEWP is being transported

Note 1 to entry: See Figure 1.

3.54

type test

test on a representative model of a new design, or a model incorporating significant changes to an existing design, carried out by or on behalf of the responsible entity (3.43) or their authorized representative

3.55

wireless control

means by which an operator's commands are transmitted without any physical connection for at least part of the distance between a control console and the MEWP system

3.56

wire rope drive system

system that comprises one or more wire ropes running on rope drums and on or over rope pulleys, as well as any associated rope drums, rope pulleys and compensating pulleys

3.57

working envelope

space in which the work platform (3.58) is designed to work within the specified loads and forces, under normal operation conditions

Note 1 to entry: A MEWP can have more than one working envelope.

3.58

work platform

component of the MEWP intended for carrying a person(s) along with their necessary tools and materials