Electrical Safety in Lifting Machines

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Questions and Answers

How are modern, electrically powered lifting machines designed for electrical safety?

By reducing control voltage between 24 & 50 volts AC or DC (correct)

They have rubber control stations

Battery powered remote control stations are always used

When using a hand chain hoist at an angle other than vertical, against the operating instructions provided by the manufacturer, what are the possible consequences if the lift has not been risk assessed by a competent person and no instructions for the lift are provided?

A risk assessment is not necessary so there will be no consequences

The performance and safety could be compromised (correct)

The load could be damaged due to additional forces (correct)

Which of the following is a runway beam supporting structure that is built into the building structure at each end?

Free standing

Encastre (correct)

Cantilever

What type of crane is shown in the illustration above?

Top-running bridge crane Signup and view all the answers

Adjustable height supporting structures may only be adjusted in which of the following circumstances?

In unloaded conditions only Signup and view all the answers

What type of cranes can be fitted with latching mechanisms to facilitate the transfer of loads from one crane to another?

Portal cranes Signup and view all the answers

For which of the following reasons would Turbo Engineering keep spare wire ropes for their most frequently used bridge and gantry cranes?

They are instantly available when needed which minimises crane down-time Signup and view all the answers

Which of the following documents might be issued by the manufacturer with all new lifting equipment?

Manufacturer’s Certificate Signup and view all the answers

Which of the following best describes the definition of ‘verification’ in relation to the lifting equipment manufacturing process?

Procedures to check product meets required standard or specification Signup and view all the answers

Osprey Lifting have an obligation to ensure the lifting equipment products they manufacture incorporate high safety standards. Which of the following should they follow to ensure this requirement is met?

All relevant national supply legislation and standards Signup and view all the answers

Which of the following is a valid reason for a Factor of Safety to be designed into lifting equipment?

The FOS allows for wear and tear to lifting equipment in service Signup and view all the answers

Which of the following is the correct classification for a 2-leg wire rope sling?

Lifting accessory Signup and view all the answers

Which of the following is the correct term for the load below which an item of lifting equipment will not break or fail due to distortion?

MBL Signup and view all the answers

Study Notes

Course Handbook

The handbook is a Foundation Certificate (Global) course
The handbook covers lifting standards worldwide
Copyright is held by LEEA, 2025, Version 3

Handbook Contents

The handbook has a welcome section, course overview, brief history, modules A-C, and a summary
Module A covers LEEA's Behaviours for a Safer World of Work
Module B covers Legislation and Regulations
Module C covers Managing Risk
Module D covers Industry Relevant Definitions
Module E covers Manufacturing of Lifting Equipment
Module F covers Materials and their Properties
Module G covers Lifting Accessories
Module H covers Lifting Appliances
Module I covers Purchasing and Control of Lifting Equipment

Introduction

The course provides a powerful insight into lifting equipment, with the necessary foundation knowledge to perform tasks efficiently and safely.
Assessment criteria and learning outcomes are specified for each module

Course Overview

The course is structured in three days
Each day covers different modules, providing an infographic for day by day scheduling
The handbook has different sections for the subjects it covers

Required Activities

Case studies to reinforce learning outcomes and assessment criteria.
Reflective learning involves multiple-choice questions, tasks, and statements
Includes knowledge checks to assess understanding of each module
There is a section entitled End of Course activities, with a required feedback form
Finally there is a multi-choice assessment

Case Studies

The case studies provide real-world scenarios using fictional organizations (Osprey Lifting and Turbo Engineering) and other external entities
The case studies engage the student to identify and resolve issues

Modules A-C

Individual modules cover many different topics, including topics on human error, safety (and competence/professionalism), legislation, identifying hazards, control measures, and risk assessment procedures.
Specific detailed information and requirements are referenced and discussed in each module, including specific examples and case studies

Brief History of Lifting Equipment

The development of lifting equipment has spanned over 5000 years, with examples such as Stonehenge and the Pyramids of Giza
The history of LEEA is also included in the handbook, highlighting key dates and developments in the organization's history and growth.
Different techniques and tools used for lifting throughout history are examined, such as the treadwheel crane from the Middle Ages, showing innovative solutions to the problem of lifting heavy loads.
The handbook also covers legislation and regulations, such as the Code of Hammurabi.

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Description

This quiz covers essential topics related to the design and safety practices of modern electrically powered lifting machines. It includes questions about the risks of using hoists improperly and the basic structures of cranes. Test your knowledge on safety protocols and equipment documentation.