7.1 safety precautions Flashcards
Whose responsibility is it to fill in an accident form in the accident book after an occurrence at work?
The employees
What is the term FOD used to describe
The actual foreign object and any damage attributed to them
What are some examples of internal FOD?
- items left in the cockpit that interfere w flight safety
- tools left inside the aircraft after servicing
What primary piece of legislation covers occupational health and safety?
Health and safety at work act 1974
Who are the “duty holders” in the HSAW 1974?
- Employers (towards employees and members of the public)
- Employees (to themselves and to each other.)
- Certain self-employed people (towards themselves and others).
Who is the regulator for health and safety at work?
The health and safety executive
What does the health and safety executive provide to prevent accidents and injury in the workplace?
- industry guidance and health and safety guidance
- approved codes of practice
Who operates permissions and licenses in major hazard industries?
Health and safety executive
Whose duty is it to carry out targeted inspections in the workplace?
Health and safety executive
Whose duty is it to carry out targeted inspections in the workplace?
Health and safety executive
What provides workplaces leaders with health and safety guidance?
HSG 65
What are the four parts of HSG 65?
Part 1: Core elements of managing health and safety.
Part 2: Deciding if it is done what needs to be done.
Part 3: Delivering effective arrangements.
Part 4: Useful resources.
When must a company’s health and safety position be written down?
When there are five or more employees
What should a company health and safety policy dictate?
- organisations general approach to health and safety
- who does what, when and how
What publication contains info on carrying out risk assessments?
HSE publication INDG163
When does a record of the risk assessments need to be written?
If company has five or more employees
What publication supports PPE at work?
INDG 174
Helps identify the appropriate PPE for each situation
Who does PUWER place duties on?
People and companies who own, operate or have control over work equipment
On businesses or organisations whose employees use work equipment even if they don’t own it
What is PUWER?
Provision and use of work equipment regulations 1998
What supports PUWER?
An approved code of practice
What is LOLER?
Lifting operations and lifting equipment regulations 1998
Who must comply with LOLER?
People and companies who own, operate or have control over lifting equipment (includes businesses whose employees use lifting equipment)
What regulation requires lifting equipment to be relevant for the task, marked and examinated?
LOLER
What publication describes how to control hazardous substances?
INDG 136
What is COSHH?
Control of substances hazardous to health regulation 2002
Law that requires employers to control substances hazardous to health
When must a supplier provide a safety data sheet?
When a product is “dangerous for supply”
What is the UK “REACH”?
Registration, evaluation, authorisation and restriction of chemicals regulation.
MSDS required by this reach regulation
What is a material safety data sheet?
Describes hazards to allow employers to assess probability of the hazards happening
What is a material safety data sheet?
Describes hazards to allow employers to assess probability of the hazards happening
When are MSDS essential?
If a chemical is classified as hazardous or contains small amounts if a hazardous substance
How many sections to MSDS have internationally?
16
Can local legislation be found in the MSDS?
No
What are four types of hazards?
- health hazards
- fire hazards
- reactivity hazards
- environmental hazards
How often are material safety data sheets updated?
Every three years unless significant new data about the product comes to light before then e.g it’s hazard classification
What regulation gives guidance on how to avoid, assess and reduce the risk of injury from manual handling
Manual handling operations 1992
What is manual handling?
Supporting a load by hand or bodily force
What is the hierarchy manual handling regulations follow?
Avoid hazardous manual handling
Assess the risk of injury where it can’t be avoided
Reduce the risk of injury to as low as reasonably practical
What is the regulation relevant for working with electrics?
Electricity at work 1989
Who is the guidance for in the electricity at work regulations 1989?
For duty holders incl. those involved in the design, construction, operation, or maintenance of electrical systems and equipment
Are electrical or pneumatic tools preferable?
Pneumatic tools
Is the effect of electric shock more dependent on current or voltage flow?
Current flow then voltage
What do compressed gas containers have for safety?
Safe life
Protective caps to protect integral valve assemblies
What must be done to a compressed gas hose before charging the aircraft system?
Purge hose in to atmosphere
Where can a pressure gauges calibration date be found?
On the calibration label
What pressure do workshop pneumatic tools operate at?
80 psi
What must be remembered about oxygen?
Highly flammable, use special tools and greases to avoid sparks and fires.
What is the GHS safety data sheets?
- UNs globally harmonised system of classification and labelling chemicals
- Adopted by EU and GB law
- 16 section document
GHS: what does the body with a crackle show?
Health hazard
What hazards does aircraft fuelling present?
- fire
- toxicity
- static build up in for, of a spark
Four stages of dealing w a chemical spill in order:
- alert and evacuate
- secure the space
- confine the spill
- clean up
What regulation requires employers to assess risk of fires and explosions?
Dangerous substances and explosive atmosphere regulations 2002 (DSEAR)
What three things does a fire require?
Source of ignition
Source of fuel
Oxygen
What needs to be written after any abnormal event on an aircraft or engine?
Mandatory occurrence report
What is a class A fire?
Combustible solids (wood, paper and fabric)
What is a class B fire?
Flammable liquids (petrol, oils and lubricants)
What are class C fires?
Flammable gases
What are class D fires?
Metals
What are class F fires?
Cooking oils and fats
What kind of extinguisher should be nearby when operating petrol engine ground equipment?
Foam fire extinguisher
Whose responsibility is it that every individual is familiar with the location of fire extinguishers and fire buckets?
Each individuals responsibility
What fires are water extinguishers used for?
Class A fires
How is the water pressurised and propelled in a fire extinguisher?
Air or carbon dioxide
How do water extinguishers work.
Cool fire below its kindling temperature
How do carbon dioxide extinguishers work?
Exclude oxygen from a fire and rapidly cool it
What fires can carbon dioxide extinguishers be used on?
Class B
Electrical fires bc it’s not condictivd
What fires can dry powder be used on?
class A, B and C
Electrical fires up to 1kV
What precaution must be taken when using dry powder?
Dont use in enclosed spaces as it can be easily inhaled
Don’t use on fires involving cooking oils
How does a dry powder extinguisher work?
Interrupt the combustion chain reaction
Uses stored pressure to discharge the agent
How do foam extinguishers extinguish a fire?
- aqueous film forming foam (AFFF) aka tridol creates a layer of foam on the burning liquid to starve it if oxygen
- cooling action on solid combustible materials
What foam is necessary for extinguishing long pre burn and deep seated fires?
Film forming Fluoroprotein (FFFP)
What fires use wet chemical extinguishers?
Class F (deep fat fryer and fat fires) and some can be used in class A (solids) fires
How do wet chemicals extinguish fires?
- saponification: extinguishant reacts with oil to become soapy
- cools and emulsifies the flame and seal the surface so it doesn’t reignite
What forms does halon exist in? When are each of them used?
Halon 1211 - in portable extinguishers
Halon 1301- fixed extinguishers e.g cargo holds or engines
What are the characteristics of halon?
- odourless
- colourless
- electrically non- conductive
- leave no residue
What class of fires can halon be used on?
Most effective on: class B and C
Can be used but not as effective on: A and D
How do halon liquefied compressed gases extinguish fires?
Chemically interrupts combustion
