Scope
Normative references
Terms and definitions
Safety requirements and/or protective measures
Compliance
Structural and stability calculations
Calculations and rated load
Loads and forces acting on MEWP structure
General
Forces created by rated load and structural masses
Gravitational and dynamic forces
Load distribution on work platform
Wind forces
Outdoor MEWPs
Shape factors applied to surfaces exposed to wind
Surface area of persons on a work platform exposed to wind
Tools and equipment on work platform exposed to wind
Manual forces
Special loads and forces
Stability calculations
Forces created by structural masses and rated load
Wind forces
Manual forces
Special loads and forces
Calculation of overturning and stabilizing moments
Dynamic stability
Structural calculations
General
Analysis
General stress analysis
Elastic stability analysis
Fatigue-stress analysis
Effects of stress concentration and ambient temperature
Verification
Chassis and stabilizers
Automatic safety device
Chassis inclination
Locking pins
Control bars
Control bars held in vertical position
Stabilizer feet
Permitted work platform positions
Prevention of powered stabilizer or levelling system movemen
Manually operated stabilizers
Movement of stabilizers
Vehicle-mounted MEWP stabilizer indicator
Visual contact at control positions
Totally manually operated MEWPs
Oscillating axle lock or control systems
Self-propelled MEWP brakes
Unauthorized use
Maximum travel speeds in elevated travel position
Stopping distances
Maximum travel speed of pedestrian-controlled MEWPs
Guards for persons at control positions
Engine exhaust
Filling points for fluids
Battery constraint
Derailment and run-away prevention
General
Proof against derailment
Load cases for prevention of derailment during moving
Limiting use of MEWPs due to derailment requirements
Prevention of run-away — Placement and removal from rails
Vehicle-mounted MEWP chassis selection
Extending structure
Methods to avoid overturning and exceeding permissible stres
General
Load-sensing system
Position control
General
Mechanical limiting devices
Non-mechanical limiting devices
Moment-sensing system
Criteria for enhanced stability for limited work-platform di
Criteria for enhanced overload for limited work platform dim
Variable working envelope with more than one rated load
Variable working envelope with one rated load
Verification
Sequencing of extending structure
Trapping and shearing
Supporting extending structure for routine maintenance
Speeds of extending structure
Support in transport position
Extending structure drive systems
General
Inadvertent movements
Protection of extending structure from power sources
Failure of transmission chain or belt
Kick-back of handles
Powered and manual drive systems for the same function
Braking system for all drives
Wire-rope drive systems
Wire-rope drive system safety
General
Mechanical safety device
Additional wire-rope drive system
Load-carrying wire ropes
System of multiple wire ropes
Re-tensioning wire ropes
Terminations of wire ropes
Visual examination of wire rope terminations
Safety device for MEWP work platforms raised and lowered by
Rope drum grooves and prevention of rope leaving the ends of
Layers of rope
Turns of rope
Fastening rope to drum
Unintentional displacement of rope
Drum and sheave grooves
Chain drive systems
Limit of vertical movement in case of failure
General
Single-chain drive systems
Two-chain drive systems
Multiple chains attached to a point
Tensioning chains
Strength of junction between chain and termination
Visual examination of chains and terminations
Safety device for MEWP work platforms raised and lowered by
Unintentional displacement of chain
Lead-screw drive systems
Lead-screw and nut design stress and material
Separation of lead screw from work platform
Load-bearing nut and safety nut
Detection of wear on nuts
Rack and pinion drive systems
Design stress of racks and pinions
Safety device and overspeed governor
Device to prevent pinion disengagement
Visual examination of pinions
Work platform
Level of work platform
Level control
Platform level adjustment
Work platform materials
Guardrail (protection) systems
Anchorage(s)
Openings in guardrails for entrance and exit
General
Special-purpose work platforms
Floor of work platform
Chains or ropes
Access ladder
Handholds and handrails
Trapdoors
Protecting controls and hands
Audible warning device
Means of communication
Mechanical stops
Support in transport position
Work platforms constructed from non-conductive materials
Noise reduction
Controls
Activation and operation
Direction of movement
Location, accessibility, protection and selection among dupl
Emergency stops
Electrical switches
Pilot and solenoid valves
Restoration of power after failure
Overriding emergency system
Speed restriction
Automatic or programmed operation
Winch control on vehicle-mounted MEWPs
Electrical equipment
Relevant norms and standards
Main switch
Cables
Battery protection
Ingress of water
Electromagnetic compatibility (EMC)
Hydraulic systems
Pressure-limiting device
Strength of pipes and connections
Bursting strength of hoses and fittings
Pressure rating of other components
Gauge connections
Venting of air
Inlet filter
Fluid level indicators
Fluid cleanliness
Gas-loaded accumulators
Hydraulic cylinders
Structural design
General
Normal operating conditions
Buckling
Constructional details
Conditions causing pressure above pressure-limiting device p
Failure conditions
Oil leaking past piston seals
Several cylinders operating the same mechanism
Prevention of unintended movement of load-holding cylinders
Verification
Safety devices
General
Location of safety devices
Electrical safety devices
Safety switch systems
Damage to wiring
Operating life of components
Hydraulic/pneumatic safety devices
Mechanical safety devices
Overriding of safety devices
Verification of the safety requirements and/or measures
Examinations and tests
General
Design check
Manufacturing check
Tests
General
Dynamic fall arrest anchorage test
Stability tests
Static tests
Dynamic tests on types 2 and 3 MEWPs
General
Kerb and depression tests
Braking tests
Overload test
Vehicle-mounted overload and stability check tests
On level ground
On slopes
Functional tests
Type tests
Pre-market release tests
MEWPs not vehicle-mounted
Vehicle-mounted MEWPs
Information for use
General
Instruction handbook
Content
Modification or repair
Record-keeping
Marking
Responsible entity's plate
Work platform
Multiple rated loads
Emergency systems
Work platform rated loads
Indoor use
External power supply connections
Detachable parts
Abridged instructions
Projecting extremities
Wheel/stabilizer load
Tyre pressure
Clearances
Maintenance
Stabilizer use
Pressurized vessel
