hirarc
TRANSCRIPT
HIRARC
MADE UP FROM 3 ACTIVITIES THAT CONSIST OF HAZARD IDENTIFICATION, RISK ASSESMENT AND RISK CONTROL
HAZARD IDENTIFICATION• RECOGNISING OF THINGS WHICH MAY CAUSE INJURY OR
HARM TO A PERSON
RISK ASSESMENT• LOOKING AT THE POSSIBILITY OF INJURY OR HARM OCCURING
TO A PERSON IF EXPOSED TO A HAZARD
RISK CONTROL• INTRODUCTION OF MEASURES WHICH WILL ELIMINATE OR
REDUCE THE RISK OF A PERSON BEING EXPOSED TO A HAZARD
BEFORE THE PROCESS OF IDENTIFIYING ANY HAZARDS
HAZARD – ANYTHING THAT CAN CAUSE HARM
RISK – A PROBABILITY OF HARM ACTUALLY BEING DONE
DANGER – THE RELATIVE EXPOSURE TO A HAZARD
PROCESS OF HIRARC• 1- CLASSIFY WORK ACTIVITIES
• 2- IDENTIFY HAZARDS
• 3- CONDUCT RISK ASSESMENT-ANALYZE AND ESTIMATE RISK FROM EACH HAZARD BY CALCULATING OR ESTIMATING LIKELIHOOD OF OCCURANCE AND SEVERITY OF HAZARD
• 4- DECIDE IF RISK IS TOLERABLE AND APPLY CONTROL MEASURES (IF NECESSARY)
SOURCE OF HAZARDS
• HUMAN BEING- DANGOURES ACT• MACHINES- APPLIANCES,PROCESS FLOW• MATERIAL- LINE CHEMICALS AND SOLVENT• PROCESS- MAY A PROCESS IS CONDUCTED• SURROUNDING- SURROUNDING WORK
ENVIRONMENT RADIATION,VIBRATION,NOISE
HAZARD
CONDITION WITH THE POTENTIAL OF CAUSING INJURY, DISEASES, DAMAGE TO EQUIPMENT,
LOST OF MATERIAL AND DAMAGE TO THE ENVIRONMENT
IDENTIFICATION TYPES OF HAZARDSPHYSICAL HAZARDS - HEIGHT, FORCE, NOISE, VIBRATION,
LIGHTING- NOISE - IT CAN CAUSE HEARING LOSS
- FACTORS – INTENSITY OF THE NOISE- FREQUENCY
- CONTROL NOISE – CHANGE WITH OTHER PROCESS OR EQUIPMENT
- VIBRATION- RESULT IN TISSUE DAMAGE
- CONTROL VIBRATION – USE OF VIBRATION ISOLATOR- SELECT EQUIPMENT THAT PRODUCES
LESS VIBRATION
CHEMICAL HAZARDS GAS , LIQUID,FUMER,MIST,DUSTASBESTOS - CAUSE LUNG CANCER
- DEVELOPS 20-40 YEARS OF EXPOSURE
- TOXIC EFFECT- IRRITERATIONS- CANCER
- EFFECT IN 20-30 YEARS- SOURCES – BENZENE (LEUKIMEA)- VYNIL CHLORIDE(LIVER CANCER)
- ROULES OF ENTRY TOXIC- RESPIRATORY- SKIN AND EYE CONTACT- MOUTH- INJECTION
- FACTOR AFFECTING TOXIC EFFECT- RELATED TO THE AGENT
- CHEMICAL COMPOSTION- PHYSICAL PROPERTIES
- EXPOSURE SITUATION- DOSE: HOW MUCH HOW LONG
- INDIVIDUALS- INDIVIDUALS DIFFERENCE : GENETIC STATUS AND
ALERGIC STATUS- AGE
BIOLOGICAL HAZARDSLIVING ORGASM (BACTERIA , VIRUS)
ELECTRICAL HAZARDSCURRENT , VOLTAGE
RADIATION HAZARDSUV LIGHT, LASER
PSYCHOLOGICAL HAZARDSWORKPLACE, SPACE, ORGANIZATIONANL CULTURE, STRESS
CONTROLLING THE RISK- ELIMINATING THE HAZARD- MINIMIZING- CONTROLLING THE HAZARDS
ETHICS- PRINCIPLE OF GOOD AND BAD BEHAVIOUR GOVERNING WHAT IS RIGHT
AND WRONG CONDUCT
CODE OF ETHICS (WHY WE NEED)
- EXPRESS THE RIGHTS, DUTIES AND OBLIGATIONS OF THE MEMBER OF THE PROFESSION
- PROVIDES FRAMEWORK FOR ARRIVING AT GOOD ETICHAL CHOICES- TO BE REFLECTIONS OF THE MORALLY PERMISSIBLE STANDARDS OF
CONDUCT WHICH MEMBERS OF A GROUP MAKE BINDING UPON THEMSELVES
- DEFINES YOUR RESPONSIBILITIES TO SOCIETY AND THE ENVIRONMENT , YOUR EMPLOYER OR CLIENT AND YOUR FELLOW ENGINEERS